Siena weather live forecast

Today's maximum temperature in Siena is expected to be 26°C. Select a day from the live weather forecast for Siena, Tuscany, Italy for more weather parameters.

Thursday
11th Jun
26

17

7

7
Friday
12th Jun
26

15

13

9
Saturday
13th Jun
30

17

15

8
Sunday
14th Jun
30

17

13

8
Monday
15th Jun
29

17

11

8

5-day weather forecast updated at 04:02 on Thursday 11th June 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 Thursday 11th June 2026

Expect broken clouds in Siena, Tuscany with a maximum temperature of 26°C, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.

26
°C maximum temperature
17
°C minimum temperature
broken clouds
7
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
26
°C wind chill
12
kph wind from N

Siena weather for Friday 12th June 2026

Expect scattered clouds in Siena, Tuscany with a maximum temperature of 26°C, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-east.

26
°C maximum temperature
15
°C minimum temperature
scattered clouds
13
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from NE

Siena weather for Saturday 13th June 2026

Expect clear skies in Siena, Tuscany with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

30
°C maximum temperature
17
°C minimum temperature
clear skies
15
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from NW

Siena weather for Sunday 14th June 2026

Expect clear skies in Siena, Tuscany with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

30
°C maximum temperature
17
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from W

Siena weather for Monday 15th June 2026

Expect scattered clouds in Siena, Tuscany with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.