Horsnell Gully Conservation Park
- Annual mean
- 15.8 °C
- Warmest month
- January
- Wettest month
- June
Long-term climate normals for temperature, rainfall, humidity, wind, and daylight hours.
These monthly climate averages for Cleland National Park represent long-term data from 1991 to 2020 at a specific representative coordinate within the Adelaide Hills. The figures illustrate seasonal trends through consistent measurements of minimum and maximum temperatures, average daily precipitation rates, and supporting atmospheric indicators like humidity and wind speed. This dataset serves as a baseline for understanding the annual meteorological rhythm of the park region.
Mapping the relationship between monthly thermal ranges and average daily precipitation in the Adelaide Hills
Analyze monthly temperature bounds, daily precipitation rates, and calculated daylight in the Adelaide Hills.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 22.1 °C11.1° to 40.4° | 0.5 mm/day | 52% | 5 m/s | 14.1 hours |
| February | 22 °C11° to 38.5° | 0.7 mm/day | 53.1% | 4.8 m/s | 13.3 hours |
| March | 19.6 °C9.3° to 35.4° | 0.8 mm/day | 58.1% | 4.4 m/s | 12.2 hours |
| April | 16.4 °C7.1° to 30.2° | 1.1 mm/day | 63.3% | 3.9 m/s | 11.1 hours |
| May | 13.2 °C4.9° to 24° | 1.6 mm/day | 72.7% | 3.8 m/s | 10.2 hours |
| June | 10.6 °C2.7° to 19.4° | 2.2 mm/day | 79.3% | 3.9 m/s | 9.7 hours |
| July | 9.8 °C2.4° to 18.3° | 2 mm/day | 80.1% | 4 m/s | 9.9 hours |
| August | 10.3 °C2.7° to 21.2° | 1.8 mm/day | 76.5% | 4.1 m/s | 10.7 hours |
| September | 12.4 °C3.8° to 25.7° | 1.8 mm/day | 72% | 4.1 m/s | 11.8 hours |
| October | 15 °C5.3° to 30.7° | 1 mm/day | 64.4% | 4.2 m/s | 12.9 hours |
| November | 17.9 °C7.2° to 34.8° | 0.8 mm/day | 58.6% | 4.3 m/s | 13.9 hours |
| December | 20.1 °C9.3° to 37.6° | 0.8 mm/day | 54.4% | 4.7 m/s | 14.3 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 warmest, coolest, wettest, and driest months using thirty years of regional climatology
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Examine long term temperature, precipitation, and wind patterns across different park landscapes
Deepen your understanding of Cleland National Park by examining its specific geographic placement and protected landscape characteristics. This park detail page serves as a gateway to appreciating its role within the Adelaide Hills region, providing structured data for informed atlas exploration and comparative regional geography.