New South Wales in April 2023

Rainfall

Temperature


Extremes in April 2023
Hottest day 35.4 °C at Mungindi Post Office on the 10th
Warmest days on average 29.2 °C at Mungindi Post Office
Coolest days on average 10.4 °C at Mount Ginini AWS
Coldest day 3.7 °C at Perisher Valley AWS on the 9th
Coldest night -3.9 °C at Perisher Valley AWS on the 26th
Coolest nights on average 0.6 °C at Perisher Valley AWS
Warmest nights on average 17.5 °C at Byron Bay (Cape Byron AWS)
Warmest night 24.0 °C at Wanaaring (Borrona Downs AWS) on the 6th
Warmest on average overall 20.9 °C at Yamba Pilot Station
Coolest on average overall 5.9 °C at Perisher Valley AWS
Wettest overall 453.8 mm at Jervis Bay (Point Perpendicular)
Wettest day 207.2 mm at Jervis Bay (Point Perpendicular) on the 30th
Strongest wind gust 113 km/h at Thredbo AWS on the 15th

Maps
ObservedAnomalyDecile rank
Total
rainfall
Map of Rainfall totals Map of Percentage of normal rainfall Map of Rainfall deciles
Mean
daily
maximum
temperatures
Map of Mean maximum temperature Map of Anomaly in mean maximum temperature Map of Decile rank of mean maximum temperature
Mean
daily
minimum
temperatures
Map of Mean minimum temperature Map of Anomaly in mean minimum temperature Map of Decile rank of mean minimum temperature

Click on a map to show it full size in a pop-up window


Record highest April daily rainfall
New record
(mm)
Old
record
Years of
record
Goulburn Airport AWS 37.2 on the 30th 37.0 on the 22nd in 1998 29
Grafton Airport AWS 85.4 on the 8th 61.6 on the 15th in 2002 25
Hillview (Shoalhaven River) 38.0 on the 30th 33.0 on the 8th in 2022 23
Jervis Bay (Point Perpendicular) 207.2 on the 30th 122.2 on the 1st in 2013 22
Pillar Valley 73.0 on the 8th 59.2 on the 1st in 2009 22
Lower Boro (Annwyn) 54.8 on the 30th 43.4 on the 15th in 2005 21
Touga 47.6 on the 30th 29.2 on the 7th in 2022 20



Record highest April total rainfall
New record
(mm)
Old
record
Years of
record
Average for
April
Jervis Bay (Point Perpendicular) 453.8 342.8 in 2013 22 140.0

Highest April total rainfall for at least 20 years
Observed
(mm)
Most recent
higher
Average for
April
Brungle (Bonnie Doon) 110.8 117.0 in 1990* 53.3
Golspie (Ayrston) 105.4 211.0 in 1990* 48.5
Big Hill (Glen Dusk) 106.0 123.2 in 1994* 53.2

* note: there are gaps in the historical record at this site, so it is possible a higher value has gone unreported




Record lowest April daily maximum temperature
New record
(°C)
Old
record
Years of
record
Average for
April
Narooma (Marine Rescue) 14.3 on the 30th 15.0 on the 17th in 1996 37 21.2
Narrandera Airport AWS 12.0 on the 30th 12.5 on the 27th in 2008 27 23.8



Lowest April mean daily maximum temperature for at least 20 years
Observed
(°C)
Most recent
lower
Average for
April
Tenterfield (Federation Park) 19.7 =19.7 in 1939* 21.7

* note: there are gaps in the historical record at this site, so it is possible a lower value has gone unreported




Summary statistics for April 2023
Maximum temperatures
(°C)
Minimum temperatures
(°C)
Rainfall
(millimetres)
Mean for
April
2023
Diff
from
average
Highest for
April
2023
Mean for
April
2023
Diff
from
average
Lowest for
April
2023
Total for
April
2023
Average
for
April
Rank of
April
2023
Fraction of
April
average
Western (Far Northwest) (district 46)
Fowlers Gap AWS 25.3 -1.2 33.6 6th 12.0 -0.9 5.3 30th 16.4 14.2 high 115%
Smithville AWS 26.9   33.9 6th 12.7   6.3 30th 15.2
Tibooburra Airport 26.9 -1.0 34.3 6th 14.3 -0.9 7.5 30th 17.0 13.3 average 128%
Wanaaring (Borrona Downs AWS) 27.2   33.8 6th 14.5   7.1 30th 21.4
White Cliffs AWS 26.2 -0.7 34.4 6th 13.1 -1.1 6.5 30th 14.4 19.6 average 73%
Wilcannia Aerodrome AWS 25.6 -1.5 34.9 6th 10.7 -1.3 4.2 30th 14.8 20.6 average 72%
Western (Lower Darling) (district 47)
Broken Hill Airport AWS 23.7 -0.7 32.0 6th 10.4 -1.1 5.1 2nd 11.8 20.9 average 56%
Lake Victoria Storage 23.2 -0.4 31.0 27th 10.6 +0.1 5.5 30th 13.1 18.9 average 69%
Menindee Post Office 24.9 -0.8 34.0 6th 11.7 +0.7 6.4 30th 16.4 17.3 average 95%
Mulurulu AWS 24.4   31.6 5th 10.2   1.6 30th 12.0
Pooncarie Mail Agency 24.4 -1.9 33.0 5th 11.1 -0.2 5.1 30th 17.4 18.2 average 96%
Western (Upper Darling) (district 48)
Bourke Airport AWS 27.7 -0.4 33.1 12th 12.8 -0.7 6.3 10th 22.4 23.6 average 95%
Brewarrina Hospital 27.4 -0.2 32.8 12th 12.4 -0.2 5.5 11th 18.2 29.5 average 62%
Cobar Airport AWS 25.1 -0.8 30.5 5th 11.1 -0.4 3.5 30th 12.6 21.8 average 58%
Cobar MO 25.2 -0.2 31.3 28th 11.7 -1.3 5.1 10th 17.6 27.6 average 64%
Collarenebri (Albert St) 28.1 +0.4 34.3 8th 12.4 -0.2 7.7 12th 11.2 33.8 average 33%
Lightning Ridge Visitor Information Cent 27.8 -0.2 34.1 7th 14.3 -0.1 9.3 10th 9.6 24.6 low 39%
Noona AWS 25.3   31.2 4th 12.2   6.3 30th 13.6
Wanaaring (Delta AWS) 27.3   33.1 6th 12.3   5.2 10th 15.6
Western (Southwest Plains) (district 49)
Euabalong (Mount Hope AWS) 24.5   30.2 28th 6.7   -0.4 30th 6.0
Ivanhoe Aerodrome AWS 24.7 -1.2 31.0 5th 10.5 -1.8 4.0 30th 18.8 23.1 average 81%
Central Western Plains (South) (district 50)
Condobolin Airport AWS 24.5 -0.3 29.1 28th 8.5 -1.2 3.2 18th 25.0 25.1 average 100%
Peak Hill Post Office 24.9 -0.2 28.2 4th 11.7 -0.7 5.3 11th 67.0 42.9 high 156%
West Wyalong Airport AWS 23.2 -1.0 28.3 28th 8.8 -1.0 4.7 18th 31.0 25.3 average 123%
Central Western Plains (North) (district 51)
Coonamble Airport AWS 26.2 -0.2 31.5 7th 11.4 -0.7 4.3 11th 27.2 36.5 average 75%
Girilambone (Okeh) AWS 26.8   32.2 7th 10.8   3.9 11th 21.2
Trangie Research Station AWS 25.6 +1.0 30.3 7th 11.1 -0.2 4.2 11th 44.6 40.6 high 110%
Walgett (Brewon AWS) 28.0   33.7 7th 11.4   4.3 11th 22.0
Northwest Plains (West) (district 52)
Mungindi Post Office 29.2 +1.4 35.4 10th 12.2 -0.7 7.6 11th 1.6 30.0 low 5%
Walgett Airport AWS 27.5 -0.1 33.6 7th 11.0 -0.8 5.3 11th 23.4 21.7 average 108%
Northwest Plains (East) (district 53)
Moree Aero 27.4 +0.1 32.7 7th 12.0 -0.8 5.8 11th 1.4 21.2 low 7%
Northwest Slopes (North) (district 54)
Barraba (Clifton Lane) 23.0 -2.1 26.0 6th 7.0 -0.9 2.5 11th 39.2 38.7 average 101%
Narrabri Airport AWS 25.5 -1.4 28.5 6th 11.4 -0.9 4.8 11th 30.0 27.3 average 110%
Northwest Slopes (South) (district 55)
Gunnedah Resource Centre 24.4 -0.9 27.1 3rd 12.2 -0.7 5.3 11th 25.0 37.6 average 66%
Tamworth Airport AWS 24.0 -1.5 26.8 6th 9.2 -0.8 3.0 11th 29.0 25.4 average 114%
Woolbrook (Woolbrook Road) 19.5 -1.8 23.0 4th 6.3 +0.5 -1.0 11th 32.4 40.2 average 81%
Northern Tablelands (West) (district 56)
Armidale (Tree Group Nursery) 18.5 -2.0 22.0 4th 7.4 +0.6 2.4 15th 31.8 36.9 average 86%
Armidale Airport AWS 17.9 -1.9 21.5 4th 7.9 +0.1 2.8 10th 30.6 35.0 average 87%
Glen Innes Ag Research Stn 19.2 -0.9 23.5 17th 8.1 +0.1 3.0 10th 43.0 40.8 average 105%
Glen Innes Airport AWS 19.1 -1.6 23.9 17th 6.9 +0.2 0.8 10th 28.2 47.7 average 59%
Guyra Hospital 16.3 -1.8 20.0 17th 6.5 -0.5 1.9 11th 26.6 48.4 average 55%
Inverell (Raglan St) 23.6 -1.1 26.8 17th     11.2 30th 34.4 33.8 average 102%
Inverell Research Centre 22.9 -0.7 26.0 17th 10.5 -0.5 3.7 11th 29.8 39.1 average 76%
Tenterfield (Federation Park) 19.7 -2.0 23.7 6th 10.5 +2.0 6.7 10th 39.8 47.1 average 85%
Northern Tablelands (East) (district 57)
Tabulam (Muirne) 21.6 -0.6 24.6 5th 12.8 -0.7 9.1 12th 53.2 95.5 average 56%
Upper North Coast (district 58)
Ballina Airport AWS 24.9 -0.1 28.7 16th 15.5 +0.1 11.1 11th 152.0 182.2 average 83%
Byron Bay (Cape Byron AWS) 24.1 +0.1 26.8 8th 17.5 -0.2 15.7 22nd 78.0 153.6 low 51%
Casino Airport AWS 26.3 +0.3 30.1 16th 13.6 -0.5 7.8 11th 18.6 66.8 v low 28%
Evans Head RAAF Bombing Range AWS 25.1 +0.4 31.1 16th 16.1 -0.4 11.3 11th 152.4 164.7 average 93%
Grafton Airport AWS 25.5 -0.2 27.8 8th 13.5 -0.3 6.7 11th 126.8 86.6 high 146%
Grafton Research Stn 25.8 0.0 27.9 16th 14.6 0.0 8.4 11th 33.0 79.5 low 42%
Lismore Airport AWS 25.4 -0.5 30.3 16th 12.8 -1.1 8.0 11th 59.4 108.6 average 55%
Murwillumbah (Bray Park) 26.0 -0.2 30.0 16th 15.1 -0.5 8.1 11th 80.8 149.3 average 54%
Yamba Pilot Station 25.0 +0.7 28.9 16th 16.8 +0.3 12.0 11th 124.4 160.1 average 78%
Lower North Coast (district 59)
Coffs Harbour Airport 24.3   27.4 8th 15.4   7.8 11th 131.8 137.5 average 96%
Kempsey Airport AWS 24.3 -1.1 26.1 9th 12.8 -0.3 5.3 10th 39.6 68.2 average 58%
Manning (district 60)
Port Maquarie (Port Macquarie Airport Aw 23.8   25.9 29th 13.9   6.9 11th 73.8
Taree Airport AWS 22.5 -1.9 24.8 29th 12.9 -0.8 6.7 11th 155.2 100.6 high 154%
Yarras (Mount Seaview) 23.5 -1.0 25.4 12th 12.9 +0.2 7.3 11th 218.4 156.3 high 140%
Hunter (district 61)
Cessnock Airport AWS 23.6 -0.7 28.5 16th 11.3 +0.6 5.5 11th 57.2 54.2 average 106%
Cooranbong (Lake Macquarie AWS) 23.7 -0.6 27.9 16th 11.9 -0.1 7.4 11th 113.8 93.9 high 121%
Gosford AWS 22.8   27.0 28th 13.3   8.4 10th 133.2 132.6 average 100%
Maitland Airport AWS 24.0   28.3 16th 12.0   8.0 19th 58.4
Mangrove Mountain AWS 21.7 -0.4 26.0 28th 11.2 -0.9 4.8 11th 68.4 79.0 average 87%
Merriwa (Roscommon) 22.9 -0.8 27.4 28th 8.7 -0.7 4.7 28th 34.0 33.1 average 103%
Murrurundi (Haydon Street) 23.3   26.1 28th 8.6   2.3 11th 30.6
Murrurundi Gap AWS 19.9 -1.0 23.0 28th 10.0 -1.3 5.5 11th 36.8 32.4 average 114%
Nelson Bay (Nelson Head) 23.1 -0.5 26.0 19th 16.4 +1.0 14.0 11th 165.0 129.2 high 128%
Newcastle Nobbys Signal Station AWS 23.0 +0.2 27.3 16th 15.9 +0.5 11.4 11th 109.8 115.6 average 95%
Paterson (Tocal AWS) 23.7 -0.6 28.5 16th 12.4 -0.2 8.3 19th 71.2 84.4 average 84%
Scone Airport AWS 24.6 0.0 28.4 28th 9.8 -0.3 4.7 11th 33.6 32.4 average 104%
Singleton Defence AWS 23.7   28.3 16th 12.8   7.4 11th 52.6
Williamtown RAAF 23.6 -0.1 27.2 16th 13.5 +0.3 9.6 11th 118.4 109.6 average 108%
Central Tablelands (North) (district 62)
Mudgee Airport AWS 22.0 -0.9 25.7 5th 8.2 +0.2 1.4 11th 48.8 38.6 average 126%
Nullo Mountain AWS 15.5 -1.3 19.1 28th 8.0 -0.6 2.6 11th 75.4 58.4 average 129%
Central Tablelands (South) (district 63)
Bathurst Airport AWS 19.1 -1.8 23.4 5th 6.5 0.0 2.6 22nd 50.6 33.8 high 150%
Katoomba (Farnells Rd) 16.8 0.0 21.0 28th 8.4 -0.4 3.5 10th 113.8 120.9 average 94%
Lithgow (Cooerwull) 17.2 -1.5 20.8 28th 7.0 -0.4 1.2 17th 65.0 57.2 average 114%
Marrangaroo (Defence) 17.6   21.2 15th 5.7   -0.5 17th 75.2
Mount Boyce AWS 16.1 -1.2 19.8 7th 8.2 -0.6 3.0 10th 98.8 67.9 high 146%
Orange Agricultural Institute 17.6 -1.0 21.3 5th     4.5 10th 91.4 54.4 high 168%
Orange Airport AWS 17.2 -1.4 21.4 5th 5.9 +0.3 2.0 12th 103.6 47.4 high 219%
Central Western Slopes (North) (district 64)
Coonabarabran (Showgrounds) 22.6 -1.3 26.0 7th 7.8 +0.7 2.2 11th 19.4 51.6 average 38%
Coonabarabran Airport AWS 21.3 -1.5 24.6 4th 10.5 -1.3 6.4 11th 19.6 38.1 average 51%
Dunedoo Post Office 23.6 -0.7 27.3 28th 9.3 -0.6 1.6 11th 37.0 41.5 average 89%
Central Western Slopes (South) (district 65)
Cowra Airport AWS 22.4 -1.5 26.9 3rd 9.0 +0.2 3.8 11th 68.8 38.7 high 178%
Dubbo Airport AWS 24.7 -0.2 28.7 5th 10.0 -0.4 3.3 11th 45.0 36.7 average 123%
Forbes Airport AWS 24.0 -0.7 29.1 6th 9.3 -0.2 3.5 17th 34.2 31.6 average 108%
Parkes Airport AWS 22.7 -1.5 26.4 7th 9.8 +0.2 2.8 11th 35.0 33.3 average 105%
Wellington (D&J Rural) 24.6 0.0 28.2 5th 9.7 +0.2 3.0 11th 47.6 45.5 average 105%
Metropolitan (East) (district 66)
Bankstown Airport AWS 23.3 -0.6 27.8 28th 12.7 -0.1 8.2 11th 101.2 82.6 high 123%
Canterbury Racecourse AWS 22.8 -0.8 27.2 28th 12.3 -0.5 8.0 11th 102.4 99.0 average 103%
Holsworthy Aerodrome AWS 22.6 -1.5 27.1 28th 11.9 -0.6 7.2 11th 74.6 64.8 average 115%
Parramatta North (Masons Drive) 22.9 -1.0 27.8 28th 12.3 -0.6 7.8 11th 113.0 88.5 high 128%
Sydney (Observatory Hill) 23.0   27.5 28th 14.6   10.7 10th 178.8
Sydney Airport AMO 22.9 -0.1 28.0 28th 14.8 +0.4 10.9 11th 114.8 106.7 average 108%
Sydney Harbour (Wedding Cake West) 21.6 -0.8 24.7 16th 16.4 -0.4 12.8 10th
Sydney Olympic Park AWS (Archery Centre) 23.1 -1.4 27.3 28th 12.9 -1.1 8.3 11th 111.8 92.6 average 121%
Terrey Hills AWS 21.3 -1.0 25.4 28th 13.5 -0.5 8.6 10th 145.6 112.3 average 130%
Metropolitan (West) (district 67)
Horsley Park Equestrian Centre AWS 22.8 -1.1 27.4 28th 12.4 -0.5 7.8 11th 62.6 69.0 average 91%
Penrith Lakes AWS 23.8 -0.9 29.1 28th 12.7 -0.5 7.9 11th 88.0 50.2 high 175%
Richmond RAAF 23.5 -0.7 27.9 28th 12.0 +0.2 7.3 17th 72.2 55.3 high 131%
Illawarra (district 68)
Albion Park (Shellharbour Airport) 23.2 -0.1 27.4 28th 12.5 +0.3 8.7 12th 84.0 75.2 average 112%
Bellambi AWS 22.2 -0.1 26.8 28th 15.5 -0.1 12.2 10th 142.8 98.3 high 145%
Camden Airport AWS 23.1 -0.8 27.6 28th 10.6 -0.4 5.6 11th 81.0 66.2 high 122%
Campbelltown (Mount Annan) 23.3 -0.8 27.8 28th 11.0 -0.4 4.7 10th 62.2 60.8 high 102%
High Range AWS (Wanganderry) 17.2   21.1 5th 9.3   3.9 10th 116.8
Holsworthy Defence AWS 22.2   27.0 28th 12.0   8.6 11th 106.4
Jervis Bay (Point Perpendicular) 21.0 -0.4 24.4 28th 15.1 -0.3 11.8 11th 453.8 140.0 highest 324%
Jervis Bay NSW (Jervis Bay Airfield AWS) 21.2   24.2 28th 13.4   9.3 10th 375.4
Kiama (Bombo Headland) 21.6 -0.6 24.2 28th 15.2 -0.4 11.5 10th 140.4 92.5 high 152%
Moss Vale AWS 17.8 -1.4 22.5 28th 7.9 -0.8 1.2 22nd 132.6 59.2 high 224%
Nowra RAN Air Station AWS 22.3 -0.6 28.5 28th 11.9 -0.6 8.0 10th 107.0 71.6 high 149%
South Coast (district 69)
Bega AWS 22.5 +0.1 29.8 28th 9.3 -0.3 3.1 21st 25.6 34.5 average 74%
Braidwood Racecourse AWS 18.6 -0.9 22.5 28th 5.9 -0.2 0.8 22nd 57.8 41.7 high 139%
Green Cape AWS 20.9 0.0 24.2 5th 14.3 -0.4 8.8 10th 21.8 63.2 low 34%
Merimbula Airport AWS 21.7 0.0 26.1 28th 10.8 -0.1 6.5 21st 9.0 63.0 v low 14%
Montague Island Lighthouse 20.5 -0.1 23.7 4th 15.6 +0.3 12.6 10th 71.6 81.1 average 88%
Moruya Airport AWS 21.8 -0.3 27.2 28th 11.0 -0.2 7.3 17th 70.6 53.4 high 132%
Moruya Heads Pilot Station 21.3 -0.3 25.4 28th 12.9 +0.6 9.7 17th 72.5 85.2 average 85%
Narooma (Marine Rescue) 21.2 0.0 25.2 5th 12.9 -0.2 9.5 17th 56.6 81.3 average 70%
Nerriga AWS 19.2   24.6 28th 7.0   1.2 11th 71.4 45.7 high 156%
Ulladulla AWS 21.1 -0.4 24.7 8th 14.2 +0.1 9.3 10th 255.6 105.1 v high 243%
Southern Tablelands (Goulburn-Monaro) (district 70)
Bombala (Therry Street) 18.6 0.0 23.0 22nd 5.3 0.0 -0.4 21st 30.0 45.1 average 67%
Bombala AWS 17.7 -0.4 22.6 6th 4.9 -0.7 -0.7 21st 31.4 38.0 average 83%
Canberra Airport 19.6 -1.3 24.7 5th 5.9 -1.1 0.7 10th 96.2 40.5 v high 238%
Cooma Airport AWS 16.9 -1.3 21.6 5th 3.2 -0.7 -2.8 21st 45.4 39.6 high 115%
Cooma Visitors Centre 18.5 -1.0 23.4 5th 4.1 0.0 -1.0 18th 25.5 38.4 average 66%
Goulburn Airport AWS 19.5 -0.5 23.9 4th 6.1 +0.3 0.8 11th 63.0 28.0 high 225%
Goulburn TAFE 18.6 -1.4 22.6 5th 7.9 0.0 3.3 22nd 69.0 43.9 high 157%
Mount Ginini AWS 10.4 -1.5 14.4 5th 3.6 -0.5 -2.0 10th 99.0 63.7 high 155%
Tuggeranong (Isabella Plains) AWS 19.7 -1.3 24.6 5th 6.2 -0.7 1.4 10th 89.4 37.6 high 238%
Southern Tablelands (Snowy Mountains) (district 71)
Perisher Valley AWS 11.1 -0.7 16.6 22nd 0.6 -0.9 -3.9 26th 146.2 125.2 average 117%
Thredbo Village 13.5 -0.5 18.0 25th 1.6 -0.1 -2.0 24th 153.4 113.2 high 136%
Southwest Slopes (South) (district 72)
Albury Airport AWS 21.6 -1.0 27.0 5th 8.7 +0.2 4.2 11th 58.0 41.2 high 141%
Cabramurra SMHEA AWS 11.8 -1.2 17.1 4th 5.2 -0.7 -0.7 10th 92.8 76.4 high 121%
Hume Reservoir 21.1 -0.7 26.5 5th 10.1 0.0 5.1 11th 68.2 52.0 high 131%
Khancoban AWS 20.2 -1.5 25.9 5th 7.5 +0.2 2.8 11th 64.0 57.5 average 111%
Tumbarumba Post Office 19.5 -0.6 25.0 5th 4.9 -0.2 1.0 11th 78.8 66.2 average 119%
Wagga Wagga AMO 21.1 -1.5 26.7 5th 9.2 0.0 3.1 11th 61.8 40.4 high 153%
Southwest Slopes (North) (district 73)
Burrinjuck Dam 20.5 -0.6 28.4 5th 9.3 -0.3 5.5 11th 104.0 64.7 high 161%
Cootamundra Airport 20.5 -2.2 25.4 5th 7.9 +0.4 1.9 11th 63.3 36.3 high 174%
Grenfell (Manganese Rd) 21.3 -1.4 25.5 3rd 8.3 -1.0 3.0 11th 41.0 46.9 average 87%
Temora Airport 21.5 -2.3 26.6 4th 8.6 -0.1 4.0 18th 69.8 33.1 high 211%
Young Airport 20.9 -1.9 25.4 5th 7.2 +0.4 0.6 11th 72.0 34.7 high 207%
Riverina (East) (district 74)
Deniliquin Airport AWS 22.3 -1.2 29.5 5th 9.5 -0.1 2.9 30th 40.8 28.2 high 145%
Kapooka (Defence) 21.4   27.7 5th 8.3   2.0 11th 65.8
Narrandera Airport AWS 22.2 -1.6 27.6 5th 9.6 -0.1 3.2 30th 45.0 34.7 high 130%
Yanco Agricultural Institute 23.2 -1.1 28.5 4th 10.6 -1.2 5.3 20th 32.0 32.3 average 99%
Riverina (West) (district 75)
Griffith Airport AWS 23.0 -1.1 28.5 4th 9.9 -0.4 2.5 30th 34.0 29.2 average 116%
Hay Airport AWS 23.9 -0.8 31.2 5th 9.2 -0.9 1.9 30th 27.8 27.4 average 101%
Hillston Airport 23.8 -0.7 30.0 4th 10.1 -0.5 3.2 30th 24.0 27.8 average 86%
Note: From 2017, information about Lord Howe and Norfolk Islands can be found in the climate summary for the Remote Islands and Antarctica

Notes

The Monthly climate summary, usually published in the first week of the following month, lists the main features of the weather in New South Wales using the most timely and accurate information available on the date of publication; it will generally not be updated.

This statement has been prepared based on information available at 5 pm on Tuesday 2 May 2023. Some checks have been made on the data, but it is possible that results will change as new information becomes available.

In some situations, some or all of the rainfall is in the form of hail or snow. In these cases the totals given are for the water equivalent: the depth of liquid water that results from melting any frozen precipitation. There can be significant 'undercatch' of snow in strong winds, meaning the true precipitation can be higher than that reported.

Averages for individual sites are long-term means based on observations from all available years of record, which vary widely from site to site. They are not shown for sites with less than 10 years of record, as they cannot then be calculated reliably.
The median is sometimes more representative than the mean of long-term average rain.

The Rank indicates how rainfall this time compares with the climate record for the site, based on the decile ranking (very low rainfall is in decile 1, low in decile 2 or 3, average in decile 4 to 7, high in decile 8 or 9 and very high is in decile 10).
The Fraction of average shows how much rain has fallen this time as a percentage of the long-term mean.

Where temperature area averages are mentioned, they are derived from the ACORN-SAT dataset.

Information about Australian Indigenous seasonal calendars is available at the Indigenous Weather Knowledge website.


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