Monday, 2 September 2019 - Seasonal Climate Summary for Greater Sydney - Product code IDCKGC25L0

Greater Sydney in winter 2019: Warm days and dry overall

Greater Sydney experienced a warmer than average winter in 2019, with daytime temperatures the third-warmest on record for Sydney. Nights were close to average. Rainfall was close to average overall, with average rainfall in June, but below average rainfall in July and for most of August.

Drier overall

• Greater Sydney saw a typical start to winter with near to above average rainfall in June, however July and most of August were drier than average; the last week of winter brought welcome rain, particularly to coastal and northern parts of the region
• Overall, winter rainfall was close to average, however most sites in the west and southwest recorded only 50% to 80% of their typical winter rainfall, while sites in the north recorded 120% to 160% of average
• Sydney water storage levels continued to fall throughout winter now reaching 50% capacity, down 16% compared to this time last year; levels have now been falling consistently since June 2017
• Winter runoff from Sydney water storage catchments was the second-lowest on record due to very dry soils and limited rainfall

Warm days but average nights

• Winter daytime temperatures were above average throughout the region, ranging from 0.3 °C warmer than average at Coorangbong, to 2.1°C warmer at Sydney (Observatory Hill)
• Each month of winter saw warmer days than average, with July being particularly mild
• Sydney (Observatory Hill) recorded a mean maximum temperature of 19.2 °C, the equal third-warmest winter on record
• New records were set in July for the consecutive number of warm days above 20 °C, with Sydney (Observatory Hill) recording eight straight days and Penrith Lakes recording ten straight days
• Mangrove Mountain had its highest winter mean daily maximum temperature on record
• Overnight temperatures were close to average for winter; ranging from -0.6 °C below average at Mangrove Mountain, to 1.4 °C warmer than average at Sydney Airport

Sydney (Observatory Hill)

• Total rainfall for Sydney (Observatory Hill) was 287.8 mm, which is 92% of the long-term average of 311.2 mm
• The mean daily maximum temperature for Sydney (Observatory Hill) was 19.2 °C, which is 2.1 °C above the long-term average of 17.1 °C. The warmest day was 25.5 °C on 24 Aug, and the coolest day was on 4 Jun when the temperature reached 14.1 °C
• The mean daily minimum temperature for Sydney (Observatory Hill) was 9.6 °C, which is 0.8 °C above the long-term average of 8.8 °C. The coldest morning was 6.1 °C on 20 Jun, and the warmest morning was on 26 Aug when the minimum temperature was 13.4 °C

Extremes Maps Records Summaries Important notes the top

Extremes Maps Records Summaries Important notes the top

Extremes Maps Records Summaries Important notes the top

Extremes Maps Records Summaries Important notes the top