Will it rain today?
An hour counts as rainy when the chance of rain is at least 50% or forecast rainfall is at least 0.2 mm.
Chance of rain today
Choose a place for the hourly view
- 上海48%Mainly clear
- 重慶市64%Overcast
- 成都市35%Partly cloudy
- 北京市28%Clear sky
- 広州31%Clear sky
- 深セン市25%Clear sky
- キンシャサ63%Mainly clear
- イスタンブール49%Fog
- ラゴス98%Clear sky
- ホーチミン市100%Overcast
- 天津市27%Clear sky
- 武漢市86%Clear sky
- ラホール0%Mainly clear
- 西安市16%Overcast
- ムンバイ29%Clear sky
- サンパウロ29%Overcast
- メキシコシティ100%Overcast
- 杭州市22%Clear sky
- カラチ0%Clear sky
- デリー2%Clear sky
- モスクワ0%Overcast
- ダッカ0%Clear sky
- ソウル特別市100%Dense drizzle
- ハルビン市86%Partly cloudy
Staying dry
- Umbrella from 50%At a 50% chance or more, take an umbrella or a light raincoat.
- Check the radar firstRadar shows where rain clouds are and where they are heading over the next 1–2 hours.
- Avoid open ground in stormsIn thunderstorms, keep away from tall trees, open ground and water; get into a solid building.
- Rain forecasts change fastSummer showers are hard to time exactly — check again before you head out.
Rain forecast FAQ
What does a “40% chance of rain” mean?
It is the model's probability of measurable rain at that spot in that hour. 40% does not mean rain for 40% of the time or area — just that 4 in 10 similar forecasts bring rain.
How does this page decide it will rain?
An hour counts as rainy at a chance of at least 50% or forecast rainfall of at least 0.2 mm. The answer is “Rain likely” when at least one of the next 12 hours reaches that.
How much rain is heavy rain?
Under 1 mm/h is light, 1–4 mm/h moderate, over 4 mm/h heavy; over 50 mm a day can cause local flooding.