बिहार का कल का मौसम — live conditions, tomorrow's temperatures and air quality for popular cities in Bihar. Open a city for its hourly and 7-day forecast.
Temperatures and AQI update live from Open-Meteo and CAMS. AQI is an estimate on India's CPCB scale — see India AQI tomorrow.
Bihar lies on the eastern Gangetic plains and has a humid subtropical climate: hot summers, a humid monsoon and cool, foggy winters.
The monsoon usually arrives in mid-June and lasts until late September. Heavy rain in Nepal often causes floods in north Bihar.
April to June is very hot, especially around Gaya. Winters are cool, and dense fog is common in December and January.
| City | Hottest | Coolest | Rainy season | Best time to visit |
|---|---|---|---|---|
| Patna | May | January | mid-June to late September | October to March; Chhath Puja usually falls in October–November. |
| Gaya | May | January | late June to late September | October to March — the main pilgrimage season at Bodh Gaya. |
| Bhagalpur | May | January | mid-June to late September | October to March. |
| Muzaffarpur | May or June | January | mid-June to late September | October to March; litchi season is late May to June. |
| Darbhanga | May | January | mid-June to late September | October to March. |
| Purnia | May | January | early June to late September | October to March. |
Each city card on this page shows the current temperature, tomorrow's expected low and high and tomorrow's estimated AQI for that city, updated live from Open-Meteo. Open a city for its hour-by-hour forecast and 7-day forecast.
This page covers Patna, Gaya, Bhagalpur, Muzaffarpur, Darbhanga, Purnia. Each has its own page with tomorrow's forecast, an hourly outlook, a 7-day forecast, AQI and a guide to its climate.
The monsoon usually arrives in mid-June and lasts until late September. Heavy rain in Nepal often causes floods in north Bihar.
Generally october to March, including Chhath Puja (October–November). April to June is very hot, especially around Gaya. Winters are cool, and dense fog is common in December and January.
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