No
you don't need a jacket based on the weather in 53100 Siena, Province of Siena, Italy 1 second ago
78°F25°C & Mostly Clear
Wind is 2 mph4 km/h from the Southwest, gusting to 9 mph14 km/h
| August 26 | ||||
| 7am | 79°F26°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 8am | 80°F27°C | 3 mph5 km/h West | Mostly Clear | |
| 9am | 81°F27°C | 3 mph5 km/h West | Mostly Clear | |
| 10am | 82°F28°C | 4 mph6 km/h West | Mostly Clear | |
| 11am | 81°F27°C | 4 mph7 km/h West | Mostly Clear | |
| 12pm | 81°F27°C | 5 mph8 km/h West | Mostly Clear | |
| 1pm | 78°F26°C | 5 mph7 km/h West | Partly Cloudy | |
| 2pm | 75°F24°C | 4 mph7 km/h West | Partly Cloudy | |
| 3pm | 72°F22°C | 3 mph5 km/h Northwest | Partly Cloudy | |
| 4pm | 70°F21°C | 3 mph5 km/h Northwest | Mostly Cloudy | |
| 5pm | 69°F21°C | 3 mph4 km/h Northwest | Mostly Cloudy | |
| 6pm | 68°F20°C | 2 mph3 km/h Northwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 25 | 62°F17°C | 82°F28°C | 3 mph5 km/h from West | Mostly Clear | Mostly Cloudy |
| August 26 | 64°F18°C | 83°F28°C | 5 mph7 km/h from South | Partly Cloudy | Partly Cloudy |
| August 27 | 67°F19°C | 82°F28°C | 11 mph18 km/h from South | Thunderstorms | Thunderstorms |
| August 28 | 63°F17°C | 74°F23°C | 5 mph8 km/h from South | Thunderstorms | Thunderstorms |
| August 29 | 60°F16°C | 75°F24°C | 7 mph11 km/h from West | Mostly Clear | Mostly Clear |
| August 30 | 59°F15°C | 79°F26°C | 4 mph7 km/h from West | Mostly Clear | Mostly Clear |
| August 31 | 63°F17°C | 79°F26°C | 7 mph12 km/h from Southwest | Mostly Clear | Mostly Cloudy |
No
Low of 64°F18°C, High of 83°F29°CWind: 5 mph7 km/h
Precipitation: 52% rain