San Marino Weather History
San Marino · Europe · Weather data 1976–today
San Marino sits 4891km from the equator, 749m above sea level. That combination gives it a mild climate with rain spread evenly through the year (Temperate oceanic climate). Its record high is 35.2°C, set 2017-08-04, its record low -18.2°C, set 1985-01-08.
Data through September 20, 2026.
Frequently asked questions about the weather in San Marino
What is the hottest temperature ever recorded in San Marino?
The highest temperature in this record for San Marino is 35.2°C, measured on 2017-08-04. That is a recorded daily value from San Marino's own series covering 1976 to 2025, not an estimate or a regional average.
What is the coldest temperature ever recorded in San Marino?
The lowest temperature in this record for San Marino is -18.2°C, measured on 1985-01-08. Together with the heat record above, that spans the full range this city has actually experienced across 1976 to 2025.
How much rain does San Marino get a year?
San Marino averages 802mm of precipitation a year, spread across roughly 106 days with at least 1mm. That average is taken over 50 complete calendar years, so one exceptionally wet or dry year does not set the figure.
What was the wettest day on record in San Marino?
On 2005-09-18, 92.1mm fell on San Marino, the highest single-day total in this series. For scale, that is roughly 11% of what the city receives in an average full year, in one day.
How many hours of sunshine does San Marino get a year?
San Marino averages 3525 sunshine hours a year, which works out to about 9.7 hours a day across the whole year. Sunshine hours measure the time direct sunlight actually reaches the ground, not simply how long it is light.
How warm are summers and how cold are winters in San Marino?
Across the summer months San Marino averages a daytime high near 25.2°C, while winter nights average 0.9°C. The seasons here are set from San Marino's position relative to the equator rather than a fixed northern-hemisphere calendar.
What is the strongest wind recorded in San Marino?
The strongest wind speed recorded in San Marino is 50 km/h, on 1990-02-27. That is the daily maximum sustained wind rather than the peak gust, which typically runs higher still.
