See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
29°
Drizzle
Feels Like: 38°
Min: 26°
Max: 30°
The next few hours will be humid and mostly clear, with today reaching 30°C and dropping to 25°C. The coming days will be drizzle throughout the day and possible thunderstorms until night.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:43
Sunrise
17:50
Sunset
Moon
Waxing Crescent
10:23
Moonrise
20:59
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Siwān.
UV Index
Humidity
Weather in Siwān today, September 16, 2026
Siwān looks damp on September 16, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly.
Expect highs of 30°C and cooler readings close to 26°C. Moisture in the air spans 82%-96%, with the highest values around 23:00. Expect gentle winds, highest near 15:00 at 2.5 km/h.
Expect the wet theme to continue later, as rain odds reach 86% near 14:00. Cloud amounts hold near 84% around 18:00. Visibility holds near 15.8 km, though it can fall to 12.8 km. Expect sunrise at 05:43, sunset at 17:50, and 12 hours 7 minutes of sunlight today overall.
The practical takeaway for Siwān on September 16, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 30°C.
Frequently asked questions about weather in Siwān
How warm does it get in Siwān?
The warmest month in Siwān is April, with average high temperatures of 38°C. The average temperature during this period is around 31°C.
How cold does it get in Siwān?
The coldest month in Siwān is January, with average low temperatures of 10°C. The average temperature during this period is around 15°C.
What is the wettest time of year in Siwān?
The wettest month in Siwān is July, with an average of 382mm of precipitation.
What is the driest time of year in Siwān?
The driest month in Siwān is November, with an average of 1mm of precipitation.
Explore more weather forecasts
- Mirganj, State of Bihar
- Mumbai, State of Mahārāshtra
- Mahārājgani, State of Bihar
- Delhi, National Capital Territory of Delhi
- Mairwa, State of Bihar
- Bengaluru, State of Karnataka
- Gopālganj, State of Bihar
- Hyderābād, State of Telangāna
- Barauli, State of Bihar
- Ahmedabad, State of Gujarāt
- Kataiya, State of Bihar
- Chennai, State of Tamil Nādu
- Areraj, State of Bihar
- Kolkata, West Bengal
- Kesariyā, State of Bihar
- Surat, State of Gujarāt
