Thermal Comfort Observations

WBGT and Apparent Temperature for Western Australia

Issued at 4.12 am (WST) Tuesday 20 January 2026
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Station Name Observation
Time
Temp WBGT
sun
WBGT
shade
  AT
shade
Rel
Hum
Dew
Point
Wind (10m)
Dir Spd

WST °C °C°C°C % °C
km/h
Kimberley and Pilbara
Argyle          *         
Barrow Island 04:00 am 29.0 -- 26.8 28.3 80 24.8 WNW 37
Broome 04:00 am 27.6 -- 26.0 32.1 85 24.6 WSW 9
Curtin 04:00 am 23.4 -- 23.0 26.7 95 22.6 N 9
Derby Airport 04:00 am 24.6 -- 23.8 29.5 90 23.0 W 2
Fitzroy Crossing 04:00 am 26.1 -- 25.2 30.4 90 24.3 NW 9
Halls Creek 04:00 am 26.2 -- 24.2 31.1 80 22.3   Calm
Kalumburu 04:00 am 25.6 -- 25.4 32.2 100 25.3   Calm
Karijini North 04:00 am 34.6 -- 23.8 31.2 25 10.4 S 19
Karratha Airport 04:00 am 30.0 -- 27.2 32.4 75 24.6 SW 20
Kununurra Airport 04:09 am 26.3 -- 25.9 33.1 95 25.6   Calm
Learmonth 04:00 am 28.3 -- 25.0 28.7 70 21.8 WNW 22
Newman 04:00 am 32.9 -- 22.0 26.9 20 7.0 ESE 28
Onslow 04:00 am 28.5 -- 27.4 28.5 90 26.5 WNW 39
Port Hedland 04:00 am 28.2 -- 27.1 34.1 90 26.2 W 7
Roebourne Airport 04:00 am 29.2 -- 25.4 33.0 65 21.7 S 4
Telfer 04:00 am 28.2 -- 26.4 32.8 80 24.8 E 9
Troughton Island 04:00 am 27.9 -- 26.8 31.7 90 25.9 NW 17
Wyndham 04:00 am 27.7 -- 27.3 33.8 95 27.0 E 9
Yampi Sound (Defence) 04:00 am 24.4 -- 24.0 29.3 95 23.7 N 4
Gascoyne, Interior, Goldfields and Eucla
Carnarvon 04:00 am 26.6 -- 23.5 26.6 70 20.2 S 20
Eucla 04:00 am 18.9 -- 16.4 16.3 70 13.1 SSE 19
Forrest 04:00 am 18.5 -- 15.9 14.3 65 12.3 SE 26
Giles 04:00 am 27.1 -- 18.8 22.6 30 7.0 SE 20
Kalgoorlie Boulder Airport 04:00 am 18.4 -- 14.7 14.4 55 9.2 ESE 20
Laverton 04:00 am 20.4 -- 15.7 15.2 50 9.0 E 26
Leonora Airport 04:00 am 23.0 -- 16.6 17.4 35 7.1 ESE 26
Leinster 04:00 am 25.1 -- 17.3 19.5 30 5.3 E 24
Meekatharra 04:00 am 30.1 -- 19.8 23.5 20 4.0 E 28
Mount Magnet 04:00 am 30.1 -- 19.6 23.7 20 3.2 E 26
Norseman 04:00 am 14.0 -- 12.6 13.8 80 10.4 E 2
Paraburdoo 04:00 am 33.9 -- 24.9 33.8 30 14.9 WNW 9
Shark Bay 04:00 am 24.5 -- 22.2 25.3 75 19.8 S 15
Southern Cross Airport 04:00 am 19.3 -- 14.5 15.8 45 7.1 ESE 15
Warburton 04:00 am 26.1 -- 18.1 19.9 30 6.2 SE 28
Central and Lower West
Badgingarra 04:00 am 24.2 -- 16.8 17.0 30 5.1 E 32
Bickley 04:00 am 16.8 -- 13.5 11.1 60 8.5 E 28
Dwellingup Forestry 04:00 am 16.5 -- 13.0 11.7 55 7.4 E 22
Garden Island 04:00 am 20.8 -- 16.6 16.8 50 10.6 E 22
Geraldton Airport 04:00 am 18.3 -- 16.8 17.0 80 14.8 SSE 15
Gingin Airport 04:00 am 21.4 -- 16.4 17.4 45 9.0 ESE 20
Jandakot Airport 04:00 am 20.0 -- 15.5 14.4 50 8.7 E 28
Lancelin (Defence) 04:00 am 23.4 -- 17.4 19.5 40 8.7 E 19
Mandurah 04:00 am 20.7 -- 15.8 16.7 45 8.4 ESE 19
Millendon (Swan Valley) 04:00 am 21.0 -- 16.3 19.2 45 9.3 SSW 9
Morawa 04:00 am 25.6 -- 17.8 22.2 30 5.8 SE 13
North Island 04:00 am 23.3 -- 21.6 21.6 80 19.7 SSE 28
Pearce 04:00 am 21.4 -- 16.3 15.8 45 8.7 E 28
Perth Airport 04:00 am 21.0 -- 16.0 16.9 45 8.6 E 20
Perth Metro 04:00 am 21.0 -- 16.1 18.7 45 8.9 E 11
Rottnest Island 04:00 am 21.4 -- 17.2 17.3 55 11.4 ESE 24
Swanbourne 04:00 am 22.0 -- 17.1 17.9 45 10.2 E 22
South West
Bridgetown 04:00 am 14.7 -- 12.8 14.0 75 9.9 SE 4
Bunbury 04:00 am 18.9 -- 14.1 15.9 45 6.1 E 11
Busselton Airport 04:00 am 18.2 -- 13.9 12.2 50 7.0 E 28
Cape Leeuwin 04:00 am 19.4 -- 16.4 12.3 65 12.2 E 41
Cape Naturaliste 04:00 am 17.9 -- 14.5 12.1 60 9.5 ESE 30
Collie East 04:00 am 15.7 -- 12.8 14.1 60 8.2 SE 6
Manjimup 04:00 am 13.5 -- 12.4 11.7 85 10.7 NNE 11
Shannon 04:00 am 13.9 -- 13.3 11.5 90 12.5 E 17
Walpole 04:00 am 14.3 -- 13.6 13.0 90 12.5 NE 11
Witchcliffe 04:00 am 15.9 -- 14.1 13.1 75 11.5 ESE 17
Station Name Observation
Time
Temp WBGT
sun
WBGT
shade
  AT
shade
Rel
Hum
Dew
Point
Wind (10m)
Dir Spd

WST °C °C°C°C % °C
km/h
Southern Coastal and Wheatbelt
Albany Airport 04:00 am 14.3 -- 13.7 12.7 90 12.9 ENE 13
Cunderdin Airfield 04:00 am 18.3 -- 14.6 14.3 55 9.1 ESE 20
Dalwallinu 04:00 am 20.7 -- 14.0 15.2 30 2.0 SSE 20
Esperance 04:00 am 12.9 -- 12.0 11.0 85 10.6 NE 11
Esperance Airport 04:00 am 12.4 -- 11.5 10.0 85 10.1 ENE 13
Hopetoun North 04:00 am 12.7 -- 12.2 11.4 90 11.4 NE 9
Jacup 04:00 am 13.0 -- 12.3 9.2 90 11.2 ENE 22
Katanning 04:00 am 13.5 -- 12.8 11.9 90 11.7 E 11
Lake Grace 04:00 am 14.5 -- 13.0 11.5 80 10.7 E 17
Munglinup West 04:00 am 11.9 -- 11.2 9.5 90 10.0 E 13
Newdegate Research Stn 04:00 am 12.8 -- 11.8 9.3 85 10.3 ESE 19
Rocky Gully South 04:00 am 12.5 -- 11.9 10.4 90 11.1 ENE 13
Salmon Gums Research Stn 04:00 am 10.9 -- 10.5 9.6 95 9.8 E 7
Wandering 04:00 am 14.5 -- 11.6 12.4 60 6.8 SSE 7
North West Islands
Christmas Island 04:00 am 24.0 -- 23.7 25.4 95 23.5 NW 22
Cocos Is 04:00 am 26.2 -- 25.4 30.7 90 24.6 NNW 9

Note: Calculation of the sun WBGT has been suppressed for this hour because the approximation used is not valid at these times.

The shade WBGT is calculated for an environment shaded from direct (and strong reflected) solar radiation and where surfaces are not significantly hotter or colder than the indicated air temperature.

* The calculation of AT requires an observation of temperature, humidity, and wind. If any of these are unavailable, the AT field is left blank.

The WBGT values displayed here should be used in conjunction with guidelines provided by Sports Medicine Australia (SMA).

The AT values displayed here are the Steadman Apparent Temperatures measured in the shade. The Apparent Temperature is an estimation of what the temperature "feels like" to an appropriately dressed adult. Direct exposure to the afternoon sun would add as much as 8C to the AT.

Further information About Thermal Comfort Observations including Wet Bulb Globe Temperature (WBGT) and Apparent Temperature (AT).