Average annual temperature is 12.1 °C
Absolute maximum temperature: 34.2 °C
Absolute minimum temperature: -5.9 °C
Number of sunny days: 132
Number of rainy days: 228
Number of snow days: 5
Average annual precipitation: 895 mm
Look at detailed online map of Mainz
* Weather data for Mainz Germany is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.8 | 13.1 | 16.5 | 20.3 | 25.5 | 30.4 | 34.2 | 30.5 | 29.2 | 25.3 | 14.6 | 11.6 |
| Average daytime temperature (°C) | 6.6 | 7.7 | 11.2 | 13.1 | 19.7 | 26.4 | 25.4 | 24.2 | 24.3 | 17.3 | 9.6 | 7.2 |
| Average temperature (°C) | 4.7 | 4.3 | 7 | 8.9 | 14.9 | 21.3 | 20.4 | 19.6 | 18.6 | 12.9 | 7.1 | 4.8 |
| Average night temperature (°C) | 2.3 | 1.3 | 2.9 | 4.5 | 10 | 15.5 | 15.2 | 15.3 | 13.7 | 8.8 | 4.4 | 2.3 |
| Absolute minimum temperature (°C) | -4.5 | -5.9 | -2.7 | -1.8 | 4.7 | 10.6 | 10.8 | 11.1 | 8.5 | 2 | -3 | -5.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.3 | 10.9 | 12.8 | 14.6 | 16 | 16.4 | 16.3 | 15.2 | 13.5 | 11.7 | 9.8 | 8.4 |
| Daylight mean duration (h) | 8.6 | 10.1 | 11.9 | 13.8 | 15.4 | 16.3 | 15.9 | 14.4 | 12.6 | 10.8 | 9.1 | 8.2 |
| Daylight minimum duration (h) | 8.2 | 9.3 | 11 | 12.9 | 14.7 | 16.1 | 15.3 | 13.6 | 11.7 | 9.9 | 8.5 | 8.1 |
| Sunshine mean duration (h) | 3.6 | 6.6 | 6 | 8.3 | 11.3 | 13.6 | 11.3 | 9.6 | 10.2 | 5.5 | 4.2 | 3.4 |
| Precipitation (mm) | 66 | 17 | 109 | 69 | 54 | 19 | 130 | 119 | 36 | 88 | 116 | 73 |
| Sunny days | 9 | 12 | 6 | 7 | 14 | 21 | 10 | 9 | 21 | 13 | 2 | 8 |
| Rainy days | 20 | 14 | 24 | 23 | 17 | 9 | 21 | 22 | 9 | 18 | 28 | 23 |
| Snow days | 2 | 2 | 1 |
The best time to visit Mainz during the most sunny months:
Months with the longest average daylight duration in Mainz:
The largest precipitation sum in Mainz is at