Weather in Siena — today, tomorrow and 14-day forecast
Weather in Siena now: +29°, clear, wind 3.7 m/s, humidity 41%. Accurate forecast for today, tomorrow, 3 days and 2 weeks — temperature, precipitation, pressure and wind.
Weather in Siena now
Hourly forecast for today in Siena
Weather in Siena tomorrow
From +19° to +33° — day and night.
Weather in Siena for 3 days
From +19° to +33° — day and night.
Weather in Siena for the week
Including the 5-day outlook.
From +17° to +33° — day and night.
Weather in Siena for 2 weeks
Including the 10-day outlook.
From +14° to +33° — day and night.
Weekend weather in Siena
Weather for the weather-sensitive
📒 Weather diary in Siena
Ready-made observation table for September: past days are already filled in with weather-station data — for school and beyond. Open the diary →
What to do in Siena in weather like this 🎯
✉️ Weather forecast by email
Get the forecast for this city by email — every day at 17:00 Moscow time.
The Moon today 🌙
Siena, Oblast Toskana, Italy. Population 53 901.
Precipitation map 🌧️
Cities near Siena 📍
FAQ about weather in Siena ❓
What's the weather in Siena right now?
Now +29°, clear, wind 3.7 m/s, N-W, humidity 41%. Feels like +27°.
What's the weather in Siena tomorrow?
Tomorrow: +33° by day, +19° at night, clear.
Sunrise and sunset in Siena?
Sunrise 05:42, sunset 18:45, day length 13h 3m.
What's the pressure and humidity in Siena?
Pressure 763 mmHg, humidity 41%, wind 4 m/s. Matters for weather-sensitive people.
Do I need an umbrella in Siena today?
No, precipitation is unlikely — you can go out without an umbrella.
Will it be hot in Siena?
Up to +29° by day — hot. Drink more water, avoid the sun from noon to 4 PM, wear light clothes and a hat.
How long is it safe to stay in the sun in Siena?
At UV 0, no more than 20–30 minutes unprotected; longer with SPF 30+ and shade.
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Weather in Siena — in detail
Weather in Siena from “Pogoda 1” — an accurate, free forecast: current temperature, feels-like, wind, atmospheric pressure, humidity and precipitation. Available for today, tomorrow, 3, 5 and 10 days, a week, 2 weeks and a month, plus hourly weather, monthly climate, water temperature, air quality and an observation archive since 2017.
To quickly check the weather in Siena anytime, add the city to favorites — and get a daily forecast by email at 17:00 (Moscow time). Note: the forecast may be refined as new data arrives. Data: OpenWeather, Open-Meteo, met.no.