Siena weather live forecast

Today's maximum temperature in Siena is expected to be 10°C. Select a day from the live weather forecast for Siena, Tuscany, Italy for more weather parameters.

Friday
9th Jan
10

2

3

1
Saturday
10th Jan
7

1

3

1
Sunday
11th Jan
6

-1

9

1
Monday
12th Jan
5

-2

6

1
Tuesday
13th Jan
8

2

0

1

5-day weather forecast updated at 04:02 on Friday 9th January 2026 GMT

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The 5-day weather forecast for Tuscany (Siena) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Siena weather forecast by day

Below are the detailed weather forecasts for Siena for the next 5 days.

Siena weather for Friday 9th January 2026

Expect mostly cloudy with light rain in Siena, Tuscany with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a moderate breeze of 20 kph from the west.

10
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
68
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
kph wind from W

Siena weather for Saturday 10th January 2026

Expect isolated thunderstorms in Siena, Tuscany with a maximum temperature of 7°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 24% chance of some rain and a light breeze of 10 kph from the north-west.

7
°C maximum temperature
1
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
1
UV index (Low)
24
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
10
kph wind from NW

Siena weather for Sunday 11th January 2026

Expect clear skies in Siena, Tuscany with a maximum temperature of 6°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

6
°C maximum temperature
-1
°C minimum temperature
clear skies
9
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
6
kph wind from E

Siena weather for Monday 12th January 2026

Expect scattered clouds in Siena, Tuscany with a maximum temperature of 5°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south-east.

5
°C maximum temperature
-2
°C minimum temperature
scattered clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
4
kph wind from SE

Siena weather for Tuesday 13th January 2026

Expect mostly cloudy with light rain in Siena, Tuscany with a maximum temperature of 8°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 13% chance of some rain and little or no wind of 6 kph from the south-east.