Siwan Weather Update: What to Expect This Week
Latest forecast trends, temperature swings, and rain chances for Siwan residents planning their week ahead.
Read more →Bihar, India
Siwan Weather Today
Dense drizzle
Current Weather in Siwan
🌦️
26°
Feels like 31°C
Today's weather in Siwan is 26°C with dense drizzle. The temperature may range between 26°C and 31°C. Humidity is at 98% and the air quality index reads 67 (Moderate). Rain is quite likely today, so keep an umbrella handy. Tomorrow's forecast shows a high of 32°C and low of 26°C, with a 93% chance of rain. Bihar's Gangetic plain sees hot summers, monsoon floods, and winter fog. Siwan is in Bihar. Check nearby cities below for regional weather updates. Scroll down for hourly updates, the 10-day forecast, Siwan AQI details, rain prediction, and an interactive weather map.
- High
- 31°
- Low
- 26°
- Sunrise
- 10:50 AM
- Sunset
- 12:06 AM
- Wind
- 11 km/h E
- Humidity
- 98%
- Rain Chances
- 99%
- Visibility
- 10 km
Hourly Weather Forecast — Siwan
Siwan Weather Tomorrow
🌧️
Tomorrow's Outlook
Slight rain showers
32°26°
- Rain Chances
- 93%
- Wind
- 13 km/h
- UV Index
- 7.8
Siwan 10 Day Weather Forecast
Siwan weather forecast for the next 7 days — temperature, rain and wind updates.
Today
⛈️Thunderstorm
31°26°
- Rain
- 99%
- Wind
- 13 km/h
Fri
🌧️Slight rain showers
32°26°
- Rain
- 93%
- Wind
- 13 km/h
Sat
⛈️Thunderstorm with slight hail
32°26°
- Rain
- 87%
- Wind
- 20 km/h
Sun
⛈️Thunderstorm with slight hail
33°26°
- Rain
- 92%
- Wind
- 13 km/h
Mon
⛈️Thunderstorm with slight hail
32°26°
- Rain
- 89%
- Wind
- 9 km/h
Tue
🌧️Slight rain showers
33°25°
- Rain
- 73%
- Wind
- 7 km/h
Wed
⛈️Thunderstorm
33°27°
- Rain
- 69%
- Wind
- 6 km/h
Siwan Rain Forecast
Rain prediction and shower timing for Siwan — updated with the latest forecast.
Today's Rain Chances
99%
Keep an umbrella handy if you're stepping out.
Tomorrow's Rain Forecast
93%
🌧️ Slight rain showers expected
Hours with highest rain chance
5:30 AM: 99%6:30 AM: 98%7:30 AM: 96%8:30 AM: 94%9:30 AM: 92%10:30 AM: 88%
Siwan AQI Today
Live air quality index, PM2.5, PM10 and pollution levels for Siwan. View full AQI report →
Air Quality Index
67
Moderate
Primary pollutant: CO
PM2.5
19
µg/m³
PM10
19
µg/m³
NO₂
11
µg/m³
SO₂
5
µg/m³
Ozone
84
µg/m³
CO
334
µg/m³
Health advice: Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
GoodModeratePoorVery PoorHazardous
Weather Highlights — Siwan
UV index, humidity, pressure, wind, cloud cover and more for today.
UV Index
4.3
Humidity
98%
Pressure
1001 hPa
Wind
11 km/h
Cloud Cover
100%
Moon Phase
Waning Gibbous
Visibility
10 km
Dew Point
25°C
Siwan Weather Charts
Temperature forecast, rain prediction, wind trends and pollution levels — weather updates at a glance.
Temperature
Rain Chance
Wind Speed
AQI · 67
Weather News
Air Quality Report: Siwan AQI Levels Explained
Understanding current pollution levels, primary pollutants, and health recommendations for outdoor activities.
Read more →Weekend Weather Outlook for Siwan
Will it rain this weekend? Check the 7-day forecast, wind conditions, and UV index before making plans.
Read more →Frequently Asked Questions — Siwan Weather
Common weather questions about Siwan
What is the weather today in Siwan?
Right now in Siwan, it's 26°C with dense drizzle. Today's high is expected around 31°C and the low around 26°C. Humidity is 98%.
Siwan weather tomorrow — what to expect?
Siwan weather tomorrow: slight rain showers, high 32°C, low 26°C. Rain chance is 93%.
What is the rain forecast for Siwan?
Today's rain chance in Siwan is 99%. Tomorrow shows 93% probability of rain.
Will it rain tomorrow in Siwan?
Tomorrow in Siwan, there's a 93% chance of rain. Expect slight rain showers with a high of 32°C and low of 26°C.
What is the AQI level in Siwan today?
The air quality index in Siwan today is 67, rated as Moderate. The main pollutant is CO. PM2.5 levels are at 19 µg/m³. Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
What is the temperature in Siwan?
The current temperature in Siwan is 26°C, though it feels like 31°C. Today's range is 26°C to 31°C.
Is today a good day for outdoor activities in Siwan?
Yes, it's a decent day to be outdoors in Siwan. The weather is dense drizzle at 26°C, and air quality is moderate.
What time is sunrise and sunset in Siwan?
Sunrise in Siwan today is at 10:50 AM and sunset at 12:06 AM.
What is the 10-day weather forecast for Siwan?
Over the next 7 days, Siwan will see highs between 25°C and 33°C. Check the 10-day forecast section above for day-by-day details including rain chances and wind.