Weather Forecast for Siena
Toscana, Italy
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Current Weather - Siena: 21°C
Current Weather - Siena: 21°C
Toscana, Italy
Partly Cloudy
Feels like 21°C
Wind
5 km/h SSW
Humidity
44%
Pressure
1014 mb
UV Index
5
Visibility
10 km
Patchy rain nearby
Thursday, May 07, 2026
High
21°C
Low
11°C
Rain Chance
88%
Hourly Forecast
21°C
21°C
21°C
21°C
19°C
15°C
14°C
13°C
12°C
Day Statistics
Maximum Wind
8 km/h
Humidity
73%
Precipitation
1 mm
UV Index
6
Visibility
9 km
Rain Chance
88%
Snow Chance
0%
Sun & Moon
Sunrise
06:00 AM
Sunset
08:23 PM
Moonrise
01:12 AM
Moonset
09:45 AM
Moon Phase
Waning Gibbous
Moon Illumination
77%
Air Quality
PM2.5
5.2
μg/m³
PM10
7.6
μg/m³
NO₂
3.6
μg/m³
O₃
72.8
μg/m³
SO₂
1
μg/m³
CO
124.7
μg/m³
Patchy rain nearby
Friday, May 08, 2026
High
21°C
Low
11°C
Rain Chance
75%
Hourly Forecast
12°C
12°C
12°C
12°C
12°C
12°C
12°C
13°C
14°C
16°C
16°C
17°C
17°C
18°C
21°C
20°C
18°C
18°C
18°C
18°C
14°C
12°C
11°C
11°C
Day Statistics
Maximum Wind
13 km/h
Humidity
70%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
05:59 AM
Sunset
08:24 PM
Moonrise
01:47 AM
Moonset
10:50 AM
Moon Phase
Waning Gibbous
Moon Illumination
68%
Air Quality
PM2.5
7.9
μg/m³
PM10
10.7
μg/m³
NO₂
4
μg/m³
O₃
67.3
μg/m³
SO₂
1.1
μg/m³
CO
126.8
μg/m³
Sunny
Saturday, May 09, 2026
High
23°C
Low
9°C
Rain Chance
0%
Hourly Forecast
11°C
10°C
10°C
10°C
9°C
9°C
9°C
10°C
13°C
16°C
18°C
19°C
21°C
22°C
22°C
23°C
23°C
22°C
22°C
20°C
17°C
15°C
14°C
14°C
Day Statistics
Maximum Wind
6 km/h
Humidity
69%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:58 AM
Sunset
08:25 PM
Moonrise
02:16 AM
Moonset
11:57 AM
Moon Phase
Last Quarter
Moon Illumination
59%
Air Quality
PM2.5
10
μg/m³
PM10
16.9
μg/m³
NO₂
4.3
μg/m³
O₃
67.1
μg/m³
SO₂
1.1
μg/m³
CO
131.5
μg/m³
Moderate rain
Sunday, May 10, 2026
High
15°C
Low
12°C
Rain Chance
86%
Hourly Forecast
13°C
14°C
13°C
13°C
13°C
13°C
12°C
13°C
13°C
13°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
15°C
15°C
14°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
10 km/h
Humidity
94%
Precipitation
6 mm
UV Index
3
Visibility
5 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
05:56 AM
Sunset
08:26 PM
Moonrise
02:41 AM
Moonset
01:05 PM
Moon Phase
Waning Crescent
Moon Illumination
49%
Air Quality
PM2.5
14.5
μg/m³
PM10
40
μg/m³
NO₂
4.9
μg/m³
O₃
70.7
μg/m³
SO₂
1.2
μg/m³
CO
139
μg/m³
Patchy rain nearby
Monday, May 11, 2026
High
22°C
Low
10°C
Rain Chance
83%
Hourly Forecast
15°C
15°C
14°C
10°C
10°C
11°C
11°C
12°C
15°C
14°C
15°C
19°C
19°C
19°C
22°C
21°C
22°C
21°C
20°C
19°C
16°C
15°C
13°C
12°C
Day Statistics
Maximum Wind
26 km/h
Humidity
81%
Precipitation
2 mm
UV Index
4
Visibility
7 km
Rain Chance
83%
Snow Chance
0%
Sun & Moon
Sunrise
05:55 AM
Sunset
08:27 PM
Moonrise
03:03 AM
Moonset
02:13 PM
Moon Phase
Waning Crescent
Moon Illumination
39%
Air Quality
PM2.5
13
μg/m³
PM10
29.6
μg/m³
NO₂
2.9
μg/m³
O₃
82.9
μg/m³
SO₂
1.1
μg/m³
CO
126.4
μg/m³
Patchy rain nearby
Tuesday, May 12, 2026
High
23°C
Low
10°C
Rain Chance
0%
Hourly Forecast
12°C
11°C
11°C
11°C
10°C
10°C
12°C
13°C
15°C
16°C
17°C
18°C
20°C
21°C
23°C
23°C
23°C
22°C
21°C
19°C
17°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
24 km/h
Humidity
80%
Precipitation
0 mm
UV Index
4
Visibility
8 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:54 AM
Sunset
08:28 PM
Moonrise
03:23 AM
Moonset
03:24 PM
Moon Phase
Waning Crescent
Moon Illumination
29%
Patchy rain nearby
Wednesday, May 13, 2026
High
17°C
Low
12°C
Rain Chance
84%
Hourly Forecast
14°C
14°C
14°C
13°C
12°C
12°C
12°C
12°C
12°C
14°C
15°C
17°C
17°C
17°C
17°C
17°C
17°C
16°C
15°C
14°C
13°C
13°C
12°C
12°C
Day Statistics
Maximum Wind
42 km/h
Humidity
70%
Precipitation
2 mm
UV Index
3
Visibility
10 km
Rain Chance
84%
Snow Chance
0%
Sun & Moon
Sunrise
05:53 AM
Sunset
08:30 PM
Moonrise
03:43 AM
Moonset
04:37 PM
Moon Phase
Waning Crescent
Moon Illumination
19%
Solar Radiation Data
Shortwave Radiation
811.76
Diffuse Radiation
263.75
DNI
612.43
GTI
462.07
Weather Alerts
Yellow Thunderstorm Warning for Italy - Toscana
Moderate intensity weather phenomena expected (DISCLAIMER: "Information provided on METEOALARM for Italy regard only the intensity and recurrence of the phenomena, further details can be found at www.meteoam.it. METEOALARM information do not provide the assessment of impact on the territory and they do not represent the Official Alerts messages that are issued by the National Civil Protection Service https://www.protezionecivile.gov.it")
BE AWARE, keep up to date with the latest weather forecast. Expect some minor disruption to outdoor activities
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