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Bihar

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Bihar Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Bihar year round climate

  • Spring (March–May): Average 73–84°F, warm and dry climate. Temperatures rise in March, and it starts to get hot in May. Common activities: Visiting historical sites and temples. Recommended clothing: Light and breathable long-sleeved shirts and long pants, and sun protection clothing.
  • Summer (June–August): Average 85–87°F, hot and humid climate with heavy rainfall, especially in August. Common activities: Indoor activities, visiting museums, and enjoying the tranquility of the rainy season. Recommended clothing: Light and breathable cotton clothing, loose-fitting long pants, and rain gear.
  • Autumn (September–November): Average 78–82°F, mild and comfortable climate with gradually decreasing rainfall. Common activities: Outdoor excursions and visiting rural areas. Recommended clothing: Comfortable long-sleeved shirts and long pants.
  • Winter (December–February): Average 57–63°F, mild and dry climate with lower temperatures. Common activities: Visiting local markets and enjoying the winter sunshine. Recommended clothing: Warm jackets and long pants.

Bihar climatological average

Annual average temperature: approx. 75.2°F / Annual rainfall: approx. 1331 mm / Summer humidity: 70%–80% / Rainiest month: August

Bihar monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
57.9°F
3.8
February
63.9°F
30
March
73.9°F
24.7
April
83.7°F
2.8
May
84.7°F
46.2
June
87.1°F
139.3
July
85.1°F
300.4
August
83.7°F
375.6
September
82.2°F
337.9
October
78.4°F
65.1
November
71.2°F
0.2
December
62.6°F
5

Bihar weather for the next seven days

6/15
Monday
Sunny
108.4°F/88.1°F
6/16
Tuesday
Sunny
111.2°F/90.4°F
6/17
Wednesday
Sunny
112°F/90.8°F
6/18
Thursday
Sunny
113°F/90.8°F
6/19
Friday
Sunny
107.1°F/86.9°F
6/20
Saturday
Patchy rain nearby
100.6°F/82.6°F
6/21
Sunday
Patchy rain nearby
94.9°F/80.5°F