Climate Insights for Coolawanyah Station Airport

Ashburton, State of Western Australia, Australia

Hottest
December
40°C peak
Coldest
July
13°C low
Wettest
February
51mm rain
Best to Visit
May, June, July
Mild temps & low rain

Climate Overview

The climate in Coolawanyah Station Airport is hot. The average annual temperature is 27°C and approximately 250mm of precipitation falls per year. February is the wettest month, receiving around 51mm of rainfall. Coolawanyah Station Airport is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: December, January, February. The coldest months are July, June, August, when temperatures can drop to 13°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 39° Average: 33° Min: 27° Feb Max: 38° Average: 32° Min: 26° Mar Max: 37° Average: 31° Min: 26° Apr Max: 34° Average: 28° Min: 22° May Max: 29° Average: 23° Min: 17° Jun Max: 25° Average: 19° Min: 14° Jul Max: 26° Average: 19° Min: 13° Aug Max: 28° Average: 21° Min: 14° Sep Max: 32° Average: 25° Min: 17° Oct Max: 36° Average: 29° Min: 21° Nov Max: 38° Average: 31° Min: 23° Dec Max: 40° Average: 33° Min: 26°
Max
Average
Min

Temperatures in Coolawanyah Station Airport vary considerably across the year, with a 27°C difference between the coldest and warmest months. December is the hottest month, with daytime highs reaching 40°C and an average of 33°C. July is the coolest month, with minimum temperatures around 13°C and an average of 19°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 5°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 39mm Feb Precipitation: 51mm Mar Precipitation: 50mm Apr Precipitation: 12mm May Precipitation: 33mm Jun Precipitation: 31mm Jul Precipitation: 4mm Aug Precipitation: 6mm Sep Precipitation: 6mm Oct Precipitation: 1mm Nov Precipitation: 3mm Dec Precipitation: 15mm
Precipitation

Coolawanyah Station Airport is a quite dry location, receiving approximately 250mm of precipitation annually, which averages out to around 21mm per month. The wettest month is February, averaging 51mm of rainfall. March and January also tend to see above-average precipitation. The driest month is October, with just 1mm. That's 50mm less than February, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 24km/h Feb Wind Speed: 23km/h Mar Wind Speed: 23km/h Apr Wind Speed: 23km/h May Wind Speed: 24km/h Jun Wind Speed: 22km/h Jul Wind Speed: 23km/h Aug Wind Speed: 24km/h Sep Wind Speed: 25km/h Oct Wind Speed: 26km/h Nov Wind Speed: 26km/h Dec Wind Speed: 26km/h
Wind Speed

Coolawanyah Station Airport is moderately windy, with an average annual wind speed of 24km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 22km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Coolawanyah Station Airport, which began on March 20, 2026. Coolawanyah Station Airport is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in December at around 40°C, while the coldest stretch bottoms out in July near 13°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 17 to 38°C. Precipitation is minimal, with only around 9mm for the entire season. Winds are strong, averaging 26km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 26 to 40°C. Rainfall is relatively light, with around 105mm over the season and a monthly average of 35mm. Winds are moderate at around 24km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.

Autumn

Temperatures range from 17 to 37°C. Rainfall is relatively light, with around 95mm over the season and a monthly average of 32mm. Winds are moderate at around 23km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 13 to 28°C. Precipitation is minimal, with only around 41mm for the entire season. Winds are moderate at around 23km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 33°
Feb 32°
Mar 31°
Apr 28°
May 23°
Jun 19°
Jul 19°
Aug 21°
Sep 25°
Oct 29°
Nov 31°
Dec 33°

The best time to visit Coolawanyah Station Airport is during May, June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 19mm per month. By contrast, December can be uncomfortably hot with temperatures reaching 40°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Coolawanyah Station Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
27 °C
39 °C
24 km/h
39 mm
0 cm
Feb
26 °C
38 °C
23 km/h
51 mm
0 cm
Mar Current
26 °C
37 °C
23 km/h
50 mm
0 cm
Apr
22 °C
34 °C
23 km/h
12 mm
0 cm
May
17 °C
29 °C
24 km/h
33 mm
0 cm
Jun
14 °C
25 °C
22 km/h
31 mm
0 cm
Jul
13 °C
26 °C
23 km/h
4 mm
0 cm
Aug
14 °C
28 °C
24 km/h
6 mm
0 cm
Sep
17 °C
32 °C
25 km/h
6 mm
0 cm
Oct
21 °C
36 °C
26 km/h
1 mm
0 cm
Nov
23 °C
38 °C
26 km/h
3 mm
0 cm
Dec
26 °C
40 °C
26 km/h
15 mm
0 cm
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Metric (°C, km/h)