Kishanganj climate — normals and trends
Kishanganj (India) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 24.9 °C and it receives 1,866 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (28.4 °C on average) and the coldest is January (17.2 °C). Rainfall peaks in July.
Kishanganj averages 0 frost days, 203 hot days (≥ 30 °C) and 159 rainy days per year.
Kishanganj has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.0 °C (on 26 May 1957) and the coldest 5.0 °C (on 31 January 1964).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
KishanganjBihar
- coords
- 26.10°, 87.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.9°C
Average daily high
30.2°C
Average daily low
20.5°C
Annual rainfall
1,866mm
Sunshine / day
9.4h
Mean relative humidity
72%
Average peak wind
13.6km/h
Seasonal range
11.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
203 d/yr
Rainy days (≥ 1 mm)
159 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.3 °C
Average feels-like low
22.5 °C
Average peak gust
28.3 km/h
Tropical nights (≥ 20 °C)
221 d/yr
Solar radiation
16.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.41 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
46.0 °C
26 May 1957
Coldest day
5.0 °C
31 January 1964
Wettest day
214 mm
13 August 1987
Windiest day
49.4 km/h
27 May 1989
Strongest gust
99.0 km/h
26 May 2009
Hottest feels-like
48.6 °C
26 May 1957
Coldest feels-like
1.3 °C
31 January 1964
Sunniest day
13.2 h
1 June 1979
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 23.8 °C | -0.4 °C | 0 mm | -16 mm |
| Feb | 27.3 °C | 0.0 °C | 4 mm | -11 mm |
| Mar | 32.0 °C | -0.6 °C | 11 mm | -15 mm |
| Apr | 32.8 °C | -1.9 °C | 111 mm | +36 mm |
| May | 32.4 °C | -0.5 °C | 328 mm | +122 mm |
| Jun | 33.6 °C | +1.6 °C | 216 mm | -155 mm |
| Jul | 33.2 °C | +1.7 °C | 298 mm | -107 mm |
| Aug | 32.6 °C | +1.0 °C | 358 mm | +15 mm |
| Sep | 33.2 °C | +2.1 °C | 259 mm | -25 mm |
| Oct | 31.6 °C | +1.3 °C | 277 mm | +168 mm |
| Nov | 29.3 °C | +0.7 °C | 113 mm | +103 mm |
| Dec | 24.2 °C | -1.5 °C | 0 mm | -5 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Kishanganj?
Kishanganj has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 24.9 °C and it receives 1,866 mm of precipitation per year.
What is the hottest day ever recorded in Kishanganj?
The hottest day measured in Kishanganj between 1940 and 2025 was 26 May 1957, reaching 46.0 °C.
What is the coldest day in Kishanganj?
The coldest day measured in Kishanganj between 1940 and 2025 was 31 January 1964, at 5.0 °C.
Does it snow in Kishanganj?
Almost never: Kishanganj sees virtually no snow, with about 0 frost days per year.
Has the climate of Kishanganj warmed?
Yes: Kishanganj warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kishanganj?
The wettest day measured in Kishanganj between 1940 and 2025 was 13 August 1987, with 214 mm of rain in 24 hours.
What was the windiest day in Kishanganj?
The windiest day measured in Kishanganj between 1940 and 2025 was 27 May 1989, with winds reaching 49.4 km/h.
What is the warmest month in Kishanganj?
The warmest month in Kishanganj is August (28.4 °C on average); the coldest is January (17.2 °C).
How much does it rain in Kishanganj?
Kishanganj receives on average 1,866 mm of precipitation per year, spread over about 159 rainy days.
Is it sunny in Kishanganj?
Kishanganj gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
Are there tropical nights in Kishanganj?
Yes: Kishanganj has on average 221 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kishanganj?
In Kishanganj, between 1940 and 2025, the highest apparent temperature reached 48.6 °C on 26 May 1957, and the lowest was 1.3 °C on 31 January 1964.
Compare Kishanganj with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kishanganj