Mount Isa Weather in April
What's the weather like in Mount Isa (Queensland) in April 2026?
The climate in Mount Isa during April can be summarized as hot and dry.
April is in the fall / autumn in Mount Isa and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 31°C (88°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 31.2°C 88.1°F |
|---|---|
| Nightly temperature | 17.9°C 64.1°F |
| Average temperature | 24.5°C 76.1°F |
| Daily sunshine | 10 hrs |
| Avg rainfall | 17 mm 0.7 ins |
| Rainy days | 3 days |
| Sea temperature | 27.5°C 81.4°F |
| Humidity | 35% |
| Windspeed | 13kph 8 mph |
On average April is the 5th driest month of the year in Mount Isa with around 17mm 0.7 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 10 hours of sunshine per day.
April temperatures in Mount Isa
April rainfall
April hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Mount Isa in April 2025.
Other monthly averages
Mount Isa weather stats
| Hottest month: | January | 35.9°C 96.6°F |
|---|---|---|
| Driest month: | August | 7mm 0.3ins |
| Sunniest month: | August | 10.8hrs |
| Coldest month: | July | 23.4°C 74.1°F |
| Wettest month: | January | 97mm 3.8ins |
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