Measurements:
°C
°F
Siena
50°F
SW 2 mph
Feels like: 50°F
Precip: 0%
World Resorts Italy Siena Weather December Weather in Siena

Siena Weather: December

Average Day Temperature: 49.5°F
Average Night Temperature: 39.7°F
Number of Sunny Days: 13 days
Sunshine Hours: 9.0 - 9.2 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.8 in

Air Temperature in December, °F

Select Year: 2023 2022 2021

The highest day temperature in December 2023 was 66°F. The lowest night temperature was 31°F. The average values for day and night temperatures during December were 51.9°F и 42.6°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Siena is 1.8 in.

Wind Speed in December, mph

The average wind speed in December is 4.8 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Siena in December is 5.1 hours.

Best Time to Visit Siena
The most sunny months:
July 27 days
August 27 days
June 23 days
The most warm months:
August 93.1 °F
July 92.8 °F
June 84.1 °F
The most cold months:
January 47.2 °F
December 49.5 °F
February 50.6 °F
The most rainy months:
May 5 days
November 5 days
June 5 days
The most windy months:
March 6 mph
February 6 mph
April 6 mph

Siena on the Weather Map

Italy Resorts:
NAME
Amalfi +60
Bari +62
Bibione +52
Cagliari +64
Florence +58
Genoa +52
Lido di Jesolo +56
Naples +66
Palermo +60
Rimini +56
Rome +62
Scalea +50
Sicily +58
Tropea +60
Venice +56
24 Hours Weather Forecast
Siena
Local time: 22:15
06 nov, wednesday
0000 50°F
SW
2 mph
0300 48°F
W
2 mph
0600 46°F
W
2 mph
0900 54°F
W
2 mph
1200 62°F
W
2 mph
1500 64°F
W
2 mph
1800 54°F
S
2 mph
2100 50°F
SW
2 mph