Cape Le Grand National Park
- Annual mean
- 16.9 °C
- Warmest month
- February
- Wettest month
- August
Long-term annual variations in temperature, rainfall, humidity, wind, and daylight hours.
Examine the twelve-month climatology for Cape Arid National Park based on representative-point data from 1991 to 2020. This profile compares average minimum and maximum temperatures, daily precipitation rates, humidity, wind speed, and daylight duration to reveal long-term atmospheric patterns. These measurements reflect climatological averages and should not be used as indicators for current weather, forecasts, or site-wide conditions.

Comparing twelve months of average temperature cycles and daily precipitation rates across a representative coastal elevation
Track long term average temperatures, daily precipitation rates, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 21.7 °C11.4° to 42° | 1.3 mm/day | 59.9% | 5.7 m/s | 14 hours |
| February | 21.6 °C12.1° to 41° | 1.2 mm/day | 62.2% | 5.5 m/s | 13.2 hours |
| March | 20.1 °C10.5° to 37.9° | 1.2 mm/day | 64.8% | 5.1 m/s | 12.2 hours |
| April | 17.7 °C8.3° to 32.9° | 1.1 mm/day | 67.7% | 4.5 m/s | 11.1 hours |
| May | 14.5 °C5.8° to 28° | 1.5 mm/day | 71.5% | 4.5 m/s | 10.3 hours |
| June | 11.9 °C3.6° to 22.7° | 1.7 mm/day | 74.9% | 4.8 m/s | 9.8 hours |
| July | 10.9 °C2.9° to 21.8° | 2 mm/day | 76.7% | 5 m/s | 10 hours |
| August | 11.6 °C3.2° to 24.8° | 2.1 mm/day | 75.4% | 5 m/s | 10.8 hours |
| September | 13.3 °C4.4° to 28.2° | 1.7 mm/day | 71.8% | 5.2 m/s | 11.8 hours |
| October | 15.8 °C5.4° to 34.3° | 1.2 mm/day | 66.5% | 5.3 m/s | 12.9 hours |
| November | 18.2 °C7.6° to 37.8° | 1.3 mm/day | 62.5% | 5.5 m/s | 13.8 hours |
| December | 20 °C9.3° to 40.4° | 0.7 mm/day | 59.7% | 5.6 m/s | 14.2 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Mapping the seasonal contrasts in temperature, daily precipitation, wind speed, and daylight duration
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Contrast temperature averages and seasonal precipitation cycles across diverse Australian landscapes.

Delve deeper into the mapped geography and protected landscape of Cape Arid National Park. Understanding its position within Western Australia's regional context, from its dramatic coastlines to its ancient ranges, provides essential insight for anyone exploring Australia's protected areas and natural terrains through a geographic atlas. This destination offers a rich foundation for comprehending the interplay of protected lands and natural landscapes.