Average annual temperature is 17.5 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 0.6 °C
Number of sunny days: 155 days
Number of rainy days: 210 days
Look at detailed online map of Grimstead
* Weather data for Grimstead Australia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.0 | 35.4 | 34.8 | 27.0 | 23.6 | 23.9 | 23.5 | 25.1 | 31.2 | 34.2 | 33.3 | 35.5 |
| Average daytime temperature (°C) | 28.5 | 28.1 | 28.1 | 22.4 | 19.6 | 19.2 | 18.5 | 20.6 | 23.7 | 26.3 | 26.3 | 30.8 |
| Average temperature (°C) | 21.7 | 21.7 | 22.0 | 16.9 | 12.7 | 11.9 | 11.7 | 13.5 | 15.8 | 18.7 | 19.6 | 23.4 |
| Average night temperature (°C) | 16.9 | 16.7 | 17.6 | 13.0 | 7.6 | 6.4 | 6.5 | 8.1 | 9.4 | 12.2 | 14.8 | 17.7 |
| Absolute minimum temperature (°C) | 14.0 | 13.5 | 11.7 | 7.7 | 2.3 | 1.7 | 0.6 | 2.6 | 5.5 | 8.2 | 11.1 | 13.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.4 | 10.5 | 11.1 | 11.9 | 12.8 | 13.5 | 13.9 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.2 | 10.1 | 8.1 | 8.3 | 8.7 | 8.5 | 8.2 | 9.4 | 10.1 | 10.8 | 9.2 | 11.0 |
| Precipitation (mm) | 69 | 55 | 105 | 72 | 84 | 12 | 19 | 31 | 30 | 51 | 127 | 76 |
| Sunny days | 4 | 6 | 7 | 11 | 23 | 22 | 20 | 14 | 15 | 15 | 7 | 11 |
| Rainy days | 27 | 22 | 24 | 19 | 8 | 8 | 11 | 17 | 15 | 16 | 23 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grimstead is at