Average annual temperature is 11.0 °C
Absolute maximum temperature: 29.8 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 97 days
Number of rainy days: 265 days
Number of snow days: 3 days
Look at detailed online map of Aalzum
* Weather data for Aalzum Netherlands is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.5 | 11.6 | 15.3 | 18.4 | 19.9 | 29.6 | 29.8 | 25.6 | 28.2 | 21.4 | 13.5 | 12.1 |
| Average daytime temperature (°C) | 7.3 | 8.3 | 9.0 | 11.3 | 14.7 | 20.9 | 20.4 | 20.4 | 21.5 | 14.9 | 9.7 | 7.8 |
| Average temperature (°C) | 5.5 | 5.8 | 6.4 | 7.8 | 11.7 | 17.2 | 17.3 | 16.9 | 17.3 | 12.6 | 7.4 | 6.0 |
| Average night temperature (°C) | 3.4 | 3.4 | 4.0 | 4.1 | 8.7 | 13.1 | 14.2 | 13.5 | 13.3 | 10.2 | 5.2 | 4.1 |
| Absolute minimum temperature (°C) | -3.1 | -3.0 | -2.9 | -2.7 | 4.3 | 8.4 | 11.1 | 10.6 | 9.1 | 3.1 | -4.1 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 8.2 | 9.8 | 11.9 | 14.0 | 15.9 | 16.9 | 16.4 | 14.7 | 12.7 | 10.6 | 8.7 | 7.6 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 3.8 | 4.9 | 5.6 | 9.0 | 10.9 | 13.0 | 11.6 | 10.6 | 9.2 | 4.3 | 3.9 | 2.0 |
| Precipitation (mm) | 125 | 33 | 103 | 71 | 66 | 19 | 150 | 106 | 47 | 167 | 144 | 132 |
| Sunny days | 5 | 14 | 5 | 12 | 14 | 17 | 3 | 3 | 17 | 3 | 0 | 4 |
| Rainy days | 26 | 14 | 26 | 18 | 17 | 13 | 28 | 28 | 13 | 28 | 29 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Aalzum during the most sunny months:
Months with the longest average daylight duration in Aalzum:
The largest precipitation sum in Aalzum is at