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San Marino Weather in April
San Marino in April averages 17°C (63°F) during the day and 9°C (48°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in San Marino in April
Historically, the month has about 13 days of rain, averaging 84 mm (3.3 in) in total. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in San Marino in April
San Marino in April gets highs of 17°C (63°F) during the day and drops to 9°C (48°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in San Marino in April
The city usually sees around 163 hours of sunlight, indicating a moderately sunny period.
Average water temperature in April
With water at 14°C (57°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August, September and October typically offer the best weather for San Marino.
San Marino Temperature in April
Min Temperature
9°C (48°F)
Max Temperature
17°C (63°F)
Water Temperature
14°C (57°F) *
Chance of Rain
45%
Precipitation
84 mm (3.3 in)
Rainy days
13 days
Humidity
76% *
Sunshine
163 hours *
Percentage Sunshine
39% *
* Data from: Rimini, Italy (17 KM, 10 Miles).
San Marino Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Marino - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Marino typically stay consistent throughout April, with daily highs averaging around 17°C (63°F). Nights are cool, with lows typically ranging from 6°C (43°F) to 10°C (50°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather records for San Marino in April
Browse day-by-day weather records for San Marino spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Marino historical weather extremes in April
According to our 50 years of weather records for San Marino, the following extremes were recorded between 1976 and 2026.
- The hottest April day on record in San Marino reached 29°C (84°F) (April 9, 2011).
- On April 7, 2003, San Marino saw its coldest April day with temperatures maxing out at 7°C (45°F).
- The coldest night in April in San Marino was on April 8, 2021, with a minimum of -1°C (30°F).
Best Places in San Marino in April
Find out more about the weather in San Marino and which places have the best travel conditions in this month. See all of San Marino in April →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in San Marino in April
Pleasant temperatures in April mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 14°C (57°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in San Marino in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling6/10 -
Walking6/10 -
Barbeque6/10 -
Camping4/10 -
Outdoor sports9/10
San Marino 3-Day Forecast
More climate data for San Marino
Temperature Rainfall Sunshine Humidity Water Temp
See the full San Marino climate overview or explore weather in San Marino.
Popular in April
Where to go in April - average daytime high across popular destinations.
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