Average annual temperature is 15.3 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 173 days
Number of rainy days: 192 days
Look at detailed online map of San Marino
* Weather data for San Marino Italy is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.6 | 16.1 | 18.9 | 20.5 | 25.4 | 34.8 | 39.7 | 37.0 | 32.1 | 30.3 | 19.0 | 16.6 |
| Average daytime temperature (°C) | 10.9 | 12.2 | 15.0 | 16.4 | 20.6 | 26.3 | 33.0 | 30.7 | 27.8 | 23.7 | 15.1 | 12.5 |
| Average temperature (°C) | 6.9 | 6.7 | 10.2 | 11.1 | 16.1 | 21.1 | 26.5 | 24.2 | 21.9 | 18.4 | 11.2 | 8.3 |
| Average night temperature (°C) | 3.7 | 2.5 | 6.0 | 6.4 | 12.0 | 16.2 | 20.4 | 18.6 | 17.0 | 14.3 | 7.4 | 4.8 |
| Absolute minimum temperature (°C) | -0.4 | -2.4 | 2.1 | 1.5 | 8.5 | 12.4 | 16.2 | 13.6 | 12.0 | 12.2 | 0.0 | 0.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.5 | 8.3 | 8.6 | 9.9 | 9.1 | 12.8 | 13.5 | 12.2 | 10.6 | 8.7 | 6.4 | 6.2 |
| Precipitation (mm) | 219 | 47 | 92 | 92 | 224 | 118 | 4 | 66 | 108 | 155 | 206 | 43 |
| Sunny days | 13 | 21 | 15 | 11 | 3 | 13 | 26 | 17 | 19 | 15 | 6 | 14 |
| Rainy days | 18 | 7 | 16 | 19 | 28 | 17 | 5 | 14 | 11 | 16 | 24 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Marino during the most sunny months:
The largest precipitation sum in San Marino is at