Common information
List of largest cities in San Marino
Weather, climate, temperature by months in San Marino
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 31 | 27 | 23 | 18 | 18 | 19 | 23 | 30 | 30 | 33 | 37 | 39 | 39 |
| Average high, °C | 22 | 16 | 11 | 7 | 5 | 7 | 10 | 14 | 19 | 23 | 26 | 26 | 16 |
| Average temperature, °C | 18 | 13 | 8 | 5 | 3 | 4 | 7 | 11 | 15 | 19 | 22 | 22 | 12 |
| Average low, °C | 15 | 10 | 6 | 2 | -0 | 1 | 4 | 7 | 11 | 15 | 17 | 18 | 9 |
| Record low, °C | 5 | 2 | -5 | -7 | -10 | -10 | -6 | -5 | 3 | 5 | 9 | 9 | -10 |
| Rain, days | 8 | 8 | 7 | 6 | 7 | 6 | 5 | 4 | 5 | 4 | 5 | 4 | 69 |
| Average precipitation, mm. | 75 | 77 | 77 | 58 | 42 | 45 | 55 | 61 | 63 | 53 | 50 | 58 | 714 |
| Relative humidity, % | 76 | 80 | 84 | 84 | 83 | 80 | 77 | 76 | 76 | 73 | 72 | 74 | 78 |
| Day Length, часов | 13 | 12 | 10 | 10 | 10 | 11 | 13 | 14 | 15 | 16 | 16 | 14 | 13 |
| Dew point, °C | 14 | 10 | 5 | 1 | -1 | 0 | 3 | 6 | 11 | 12 | 15 | 15 | 91 |
| Growing degree-day, °C | 253 | 91 | 0 | 0 | 0 | 0 | 0 | 12 | 151 | 270 | 349 | 363 | 1490 |
| Solar radiation, global, Mj/m2 | 15 | 9 | 5 | 4 | 6 | 9 | 14 | 17 | 22 | 24 | 24 | 20 | 14 |