Armadale Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Armadale.
Climate overview of Armadale
The climate in Armadale, Western Australia, Australia, is marked by large temperature swings across the seasons, ranging from 32°C (90°F) in January to 18°C (64°F) in July.
The city receives around 595 mm (23 in) of rainfall per year. It experiences a distinct dry season from October to April, with very warm summers and mild winters. July is the wettest month and December the driest. Sunshine peaks in January, when the city sees around 11.8 hours of sunshine per day.
Armadale Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Armadale - and find the best time to visit.
Monthly Temperature in Armadale
In Armadale, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 32°C (90°F) in January to a moderate 18°C (64°F) in July.
Nighttime temperatures range from 18°C (64°F) in January to 8°C (46°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Armadale
On average, Armadale receives a reasonable amount of rainfall, with an annual precipitation of 595 mm (23 in). The seasons in Armadale bring significant changes in precipitation. The wettest month, July, receives high rainfall, with an average of 105 mm (4.1 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, December, experiences much less rainfall, totaling 14 mm (0.6 in) over 4 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Armadale Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Armadale
In Armadale, summer days are longer and more sunny, with daily sunshine hours peaking at 11.8 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 5.9 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Armadale by Month
The relative humidity is moderate throughout the year in Armadale.
The city experiences its highest humidity in July, reaching 57%. In February, the humidity drops to its lowest level at 38%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Armadale
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, September, October and November
- Warmest weather: January and February
- Most sunshine: January and December
- Fewest rainy days: January, November and December
- Wettest months: May, June, July, August and September, when rainfall is highest.
- Seasonal pattern: A distinct dry season from October to April, with very warm summers and mild winters
Frequently asked questions about the climate in Armadale
What is the best time to visit Armadale?
April, May, September, October and November typically offer the most optimal weather in Armadale. In contrast, July tends to have less optimal conditions. Armadale has a distinct dry season from October to April, with very warm summers and mild winters.
What temperatures can I expect in Armadale?
Daytime highs range from 18°C (64°F) in July to 32°C (90°F) in January. Nighttime lows range from 8°C (46°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Armadale get?
Annual rainfall is around 595 mm (23 in). July is the wettest month with 105 mm (4.1 in), while December is the driest with 14 mm (0.6 in).
How sunny is Armadale?
Armadale receives around 3,224 hours of sunshine per year. January is the sunniest month with 355 hours, while June is the cloudiest with just 178 hours. Overall, Armadale enjoys abundant sunshine.
Armadale 3-Day Forecast
Armadale on the map
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