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San Marino Weather in August
During August, San Marino experiences high daytime temperatures of 29°C (84°F) and cooler nights around 19°C (66°F). Some rainfall is typical during this period.
Rainfall in San Marino in August
Expect around 9 days of rain based on historical data, with 54 mm (2.1 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in San Marino in August
San Marino has excellent weather in August, with days reaching 29°C (84°F) and nights cooling to 19°C (66°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in San Marino in August
There are approximately 258 hours of sunshine this month, resulting in mostly clear days.
Average water temperature in August
With water at 24°C (75°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period, it feels comfortable straight away.If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit San Marino.
San Marino Temperature in August
Min Temperature
19°C (66°F)
Max Temperature
29°C (84°F)
Water Temperature
24°C (75°F) *
Chance of Rain
31%
Precipitation
54 mm (2.1 in)
Rainy days
9 days
Humidity
74% *
Sunshine
258 hours *
Percentage Sunshine
63% *
* 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 August, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 20°C (68°F).
Average temperatures in August
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 August
Historical weather records for San Marino in August
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 August
Our historical data for San Marino spans 1976 to 2026, revealing these weather extremes.
- The hottest August day on record in San Marino reached 38°C (100°F) (August 26, 2023).
- The coldest August day was on August 31, 1978, with a maximum of 17°C (63°F).
- San Marino registered its coldest August night on August 29, 1989, with temperatures dropping to 9°C (48°F).
Best Places in San Marino in August
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 August →
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 August
Warm but pleasant conditions in San Marino in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 24°C (75°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in San Marino in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping8/10 -
Outdoor sports8/10
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.
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Where to go in August - average daytime high across popular destinations.
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