Weather in Siena in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 81.6°F | 88.8°F | 89.0°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 59.4°F | 64.1°F | 64.7°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 23 days | 27 days | 26 days | |||
| Day length: | ||||||
| Day length: | 15.2 - 15.4 h. | 14.6 - 15.3 h. | 13.2 - 14.5 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 4 days | 2 days | 2 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.7 in. | 1.0 in. | 1.0 in. | |||
Day & Night air temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Siena
Siena on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Siena
Local time: 14:07
September 06, sunday
1500
95°F
W
4 mph
4 mph
1800
90°F
NE
8 mph
8 mph
2100
77°F
E
5 mph
5 mph
September 07, monday
0000
72°F
S
1 mph
1 mph
0300
70°F
SW
1 mph
1 mph
0600
68°F
SW
2 mph
2 mph
0900
75°F
W
2 mph
2 mph
1200
90°F
NW
1 mph
1 mph
