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San Donnino Weather in September
San Donnino in September sees high temperatures, with highs around 26°C (79°F) and overnight lows of 14°C (57°F). Rainfall is fairly high at around 102 mm (4 in) on average, so pack waterproofs just in case.
Rainfall in San Donnino in September
Typically around 9 days of rainfall are expected, averaging 102 mm (4 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in San Donnino in September
Daytime highs in San Donnino in September reach 26°C (79°F), with nights around 14°C (57°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in San Donnino in September
With approximately 219 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If your ideal day consists of dry skies and pleasant temperatures, May and June typically offer the best circumstances for San Donnino.
San Donnino Temperature in September
Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
30%
Precipitation
102 mm (4 in)
Rainy days
9 days
Humidity
69% *
Sunshine
219 hours *
Percentage Sunshine
59% *
* Data from: Florence, Italy (28 KM, 17 Miles).
San Donnino Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Donnino - and find the best time to visit.
Best Places in Italy in September
Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in September →
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 Donnino in September
Warm but pleasant conditions in San Donnino in September. 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in San Donnino in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
San Donnino 3-Day Forecast
More climate data for San Donnino
Temperature Rainfall Sunshine Humidity
See the full San Donnino climate overview or explore weather in Italy.
Popular in September
Where to go in September - average daytime high across popular destinations.
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