Average annual temperature is 12.0 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 117 days
Number of rainy days: 248 days
Look at detailed online map of Diest
* Weather data for Diest Belgium is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.6 | 13.2 | 17.3 | 17.5 | 24.8 | 30.5 | 31.7 | 27.7 | 30.7 | 25.3 | 15.2 | 11.8 |
| Average daytime temperature (°C) | 7.2 | 8.5 | 10.7 | 12.9 | 18.6 | 25.6 | 22.8 | 22.2 | 23.5 | 17.2 | 10.1 | 8.6 |
| Average temperature (°C) | 5.2 | 5.1 | 7.3 | 8.7 | 13.7 | 20.5 | 18.7 | 18.1 | 18.4 | 13.7 | 7.6 | 6.6 |
| Average night temperature (°C) | 2.9 | 1.7 | 3.7 | 4.2 | 8.3 | 14.6 | 14.1 | 13.8 | 13.3 | 10.3 | 5.0 | 4.4 |
| Absolute minimum temperature (°C) | -3.9 | -4.4 | -3.6 | -2.2 | 3.4 | 10.1 | 10.8 | 10.7 | 7.7 | 1.7 | -3.1 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.5 | 10.0 | 11.9 | 13.8 | 15.6 | 16.5 | 16.0 | 14.5 | 12.6 | 10.7 | 9.0 | 8.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 2.7 | 4.1 | 5.4 | 7.2 | 10.9 | 12.8 | 11.0 | 9.9 | 9.3 | 6.2 | 3.5 | 2.1 |
| Precipitation (mm) | 85 | 19 | 136 | 63 | 59 | 47 | 135 | 92 | 51 | 128 | 151 | 103 |
| Sunny days | 8 | 13 | 4 | 9 | 16 | 19 | 4 | 6 | 17 | 11 | 2 | 8 |
| Rainy days | 23 | 15 | 27 | 21 | 15 | 11 | 27 | 25 | 13 | 20 | 28 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Diest during the most sunny months:
Months with the longest average daylight duration in Diest:
The largest precipitation sum in Diest is at