Climate Insights for Bahādurganj

Kishanganj, State of Bihar, India

Hottest
April
33°C peak
Coldest
January
11°C low
Wettest
July
476mm rain
Best to Visit
January, February, March
Mild temps & low rain

Climate Overview

The climate in Bahādurganj is hot. The average annual temperature is 25°C and approximately 2166mm of precipitation falls per year. July is the wettest month, receiving around 476mm of rainfall. Bahādurganj is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, August, June. The coldest months are January, December, February, when temperatures can drop to 11°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 23° Average: 16° Min: 11° Feb Max: 27° Average: 20° Min: 14° Mar Max: 31° Average: 25° Min: 19° Apr Max: 33° Average: 28° Min: 23° May Max: 33° Average: 28° Min: 24° Jun Max: 33° Average: 29° Min: 26° Jul Max: 33° Average: 29° Min: 27° Aug Max: 33° Average: 30° Min: 27° Sep Max: 32° Average: 29° Min: 26° Oct Max: 32° Average: 27° Min: 23° Nov Max: 30° Average: 23° Min: 17° Dec Max: 26° Average: 18° Min: 13°
Max
Average
Min

Temperatures in Bahādurganj vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 11°C and an average of 16°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 5°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 6mm Feb Precipitation: 18mm Mar Precipitation: 47mm Apr Precipitation: 66mm May Precipitation: 212mm Jun Precipitation: 394mm Jul Precipitation: 476mm Aug Precipitation: 438mm Sep Precipitation: 391mm Oct Precipitation: 114mm Nov Precipitation: 1mm Dec Precipitation: 4mm
Precipitation

Bahādurganj is a very wet location, receiving approximately 2166mm of precipitation annually, which averages out to around 181mm per month. The wettest month is July, averaging 476mm of rainfall. August and June also tend to see above-average precipitation. The driest month is November, with just 1mm. That's 475mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 12km/h Mar Wind Speed: 15km/h Apr Wind Speed: 17km/h May Wind Speed: 16km/h Jun Wind Speed: 15km/h Jul Wind Speed: 15km/h Aug Wind Speed: 14km/h Sep Wind Speed: 12km/h Oct Wind Speed: 10km/h Nov Wind Speed: 9km/h Dec Wind Speed: 9km/h
Wind Speed

Bahādurganj is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 10km/h in winter, 16km/h in spring, 15km/h in summer, 10km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Bahādurganj, which began on March 20, 2026. Bahādurganj is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 33°C, while the coldest stretch bottoms out in January near 11°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 19 to 33°C. Rainfall is heavy, totalling around 325mm across the season with a monthly average of 108mm. Winds are moderate at around 16km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 26 to 33°C. Rainfall is heavy, totalling around 1307mm across the season with a monthly average of 436mm. Winds are moderate at around 15km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 17 to 32°C. Rainfall is heavy, totalling around 506mm across the season with a monthly average of 169mm. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 11 to 27°C. Precipitation is minimal, with only around 29mm for the entire season. Winds are generally light, averaging 10km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 16°
Feb 20°
Mar 25°
Apr 28°
May 28°
Jun 29°
Jul 29°
Aug 30°
Sep 29°
Oct 27°
Nov 23°
Dec 18°

The best time to visit Bahādurganj is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 15mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 33°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Bahādurganj based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
11 °C
23 °C
10 km/h
6 mm
0 cm
Feb
14 °C
27 °C
12 km/h
18 mm
0 cm
Mar Current
19 °C
31 °C
15 km/h
47 mm
0 cm
Apr
23 °C
33 °C
17 km/h
66 mm
0 cm
May
24 °C
33 °C
16 km/h
212 mm
0 cm
Jun
26 °C
33 °C
15 km/h
394 mm
0 cm
Jul
27 °C
33 °C
15 km/h
476 mm
0 cm
Aug
27 °C
33 °C
14 km/h
438 mm
0 cm
Sep
26 °C
32 °C
12 km/h
391 mm
0 cm
Oct
23 °C
32 °C
10 km/h
114 mm
0 cm
Nov
17 °C
30 °C
9 km/h
1 mm
0 cm
Dec
13 °C
26 °C
9 km/h
4 mm
0 cm
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Metric (°C, km/h)