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San Marino Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
San Marino year round climate
Spring (March–May): Average 50–64°F, mild and sunny with occasional showers. Temperatures rise in March and April, with more rain in May. Common activities: Walking along mountain paths, visiting the old town, and enjoying local cuisine. Suggested clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 73–78°F, hot and dry with little rainfall. July and August are the hottest months. Common activities: Visiting museums, admiring mountain views, and enjoying outdoor activities. Suggested clothing: Light and breathable clothing, hat, sunglasses.
Autumn (September–November): Average 51–69°F, pleasant and comfortable. September is the rainiest month, with October and November gradually cooling down. Common activities: Admiring autumn scenery, savoring seasonal cuisine, and participating in local festivals. Suggested clothing: Comfortable long-sleeved shirts, light jacket.
Winter (December–February): Average 42–45°F, cold and dry with occasional snowfall. January and February are the coldest months. Common activities: Indoor activities, visiting museums, and enjoying hot drinks. Suggested clothing: Warm coat, scarf, gloves, hat.
San Marino climatological average
Annual average temperature: approx. 59.9°F / Annual rainfall: approx. 623 mm / Summer humidity: 60%–70% / Rainiest month: September
San Marino monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
42.3°F
74.5
February
45.5°F
35.7
March
50.5°F
40.4
April
55.2°F
27.9
May
64.8°F
82.3
June
73.8°F
26.2
July
78.8°F
10.7
August
77.7°F
44.3
September
70°F
117
October
64.6°F
51.9
November
51.1°F
58.6
December
44.8°F
53.7
San Marino weather for the next seven days
12/14
Sunday
Sunny
52.7°F/46.8°F
12/15
Monday
Sunny
51.9°F/46.4°F
12/16
Tuesday
Patchy rain nearby
52.4°F/48.3°F
12/17
Wednesday
Moderate rain
51.3°F/48.7°F
12/18
Thursday
Partly Cloudy
53.7°F/48.4°F
12/19
Friday
Patchy rain nearby
53.1°F/50.2°F
12/20
Saturday
Patchy rain nearby
51.8°F/50.7°F
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