Helena National Park
- Annual mean
- 17.7 °C
- Warmest month
- January
- Wettest month
- July
Long-term atmospheric averages derived from a representative Wheatbelt coordinate.
Wandoo National Park features a diverse annual rhythm of atmospheric conditions throughout the twelve-month cycle. These climate normals provide average monthly minimum, mean, and maximum temperatures alongside daily precipitation rates, relative humidity, wind speed, and daylight hours. The data represents long-term climatological measurements from a specific coordinate within the park to provide a consistent basis for regional environmental study.
Analyzing thirty years of climatology records to trace thermal shifts and average daily rainfall trends across the calendar.
Compare historical temperature bounds, average daily precipitation rates, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 25.3 °C11.4° to 42.2° | 0.7 mm/day | 42.6% | 5.7 m/s | 13.8 hours |
| February | 25 °C11.6° to 41.1° | 0.6 mm/day | 45% | 5.6 m/s | 13.1 hours |
| March | 22.7 °C9.8° to 38.8° | 0.7 mm/day | 49.8% | 5.2 m/s | 12.2 hours |
| April | 18.9 °C7.6° to 33.8° | 1 mm/day | 59.3% | 4.5 m/s | 11.2 hours |
| May | 14.9 °C5.3° to 27.8° | 2.5 mm/day | 68.1% | 4.4 m/s | 10.4 hours |
| June | 12.1 °C3.4° to 22.1° | 3.6 mm/day | 77.2% | 4.5 m/s | 9.9 hours |
| July | 10.9 °C1.9° to 20° | 3.9 mm/day | 82.2% | 4.4 m/s | 10.1 hours |
| August | 11.3 °C2.5° to 21.1° | 3.3 mm/day | 82.7% | 4.4 m/s | 10.9 hours |
| September | 12.5 °C2.8° to 24.3° | 2.4 mm/day | 79.6% | 4.5 m/s | 11.8 hours |
| October | 15.5 °C4.2° to 31° | 1.1 mm/day | 69.6% | 4.7 m/s | 12.8 hours |
| November | 19.5 °C7.2° to 37° | 0.8 mm/day | 55.9% | 5.2 m/s | 13.7 hours |
| December | 23.2 °C9.3° to 41.1° | 0.4 mm/day | 45.2% | 5.5 m/s | 14.1 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.
Comparing long-term monthly averages to identify seasonal changes in temperature, wind, and moisture.
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Evaluating long-term temperature and precipitation cycles across diverse geographic settings

Dive deeper into the geographic details and protected area context of Wandoo National Park. Understand its mapped landscape and its role within the Wheatbelt region's natural atlas. Continuing your exploration here provides structured insight into Australia's protected natural territories and their geographical distribution.