Average annual temperature is 11.0 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -13.8 °C
Number of sunny days: 124 days
Number of rainy days: 222 days
Number of snow days: 19 days
Look at detailed online map of Ulm
* Weather data for Ulm Romania is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.1 | 12.0 | 18.6 | 15.4 | 21.2 | 28.2 | 32.2 | 32.2 | 26.6 | 25.3 | 17.4 | 16.9 |
| Average daytime temperature (°C) | 6.1 | 4.2 | 9.8 | 10.9 | 17.9 | 21.2 | 25.2 | 25.3 | 22.6 | 18.5 | 8.8 | 6.7 |
| Average temperature (°C) | 3.2 | 1.0 | 5.8 | 7.3 | 13.9 | 17.5 | 21.0 | 21.0 | 18.2 | 13.8 | 5.5 | 3.3 |
| Average night temperature (°C) | 0.5 | -2.1 | 2.0 | 3.8 | 9.9 | 13.9 | 16.8 | 16.8 | 14.2 | 9.4 | 2.5 | 0.4 |
| Absolute minimum temperature (°C) | -4.6 | -13.8 | -4.1 | -2.7 | 4.7 | 9.8 | 12.2 | 10.8 | 12.3 | 2.0 | -5.9 | -5.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.4 | 11.9 | 13.5 | 14.9 | 15.7 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 4.3 | 6.6 | 8.0 | 7.9 | 10.4 | 10.8 | 13.1 | 12.1 | 10.6 | 8.5 | 4.0 | 4.9 |
| Precipitation (mm) | 70 | 78 | 65 | 100 | 66 | 217 | 110 | 84 | 47 | 52 | 134 | 88 |
| Sunny days | 13 | 13 | 12 | 4 | 5 | 3 | 5 | 11 | 18 | 17 | 7 | 16 |
| Rainy days | 12 | 10 | 17 | 23 | 26 | 27 | 26 | 20 | 12 | 14 | 22 | 13 |
| Snow days | 6 | 5 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Ulm during the most sunny months:
Months with the longest average daylight duration in Ulm:
The largest precipitation sum in Ulm is at