Rājmahal climate — normals and trends
Rājmahal (India) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 25.0 °C and it receives 1,506 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 May (29.3 °C on average) and the coldest is January (16.9 °C). Rainfall peaks in July.
Rājmahal averages 0 frost days, 202 hot days (≥ 30 °C) and 151 rainy days per year.
Rājmahal has warmed by +0.9 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.4 °C (on 25 May 1957) and the coldest 4.2 °C (on 9 January 2013).
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
RājmahalJharkhand
- coords
- 25.05°, 87.83°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.0°C
Average daily high
30.2°C
Average daily low
20.8°C
Annual rainfall
1,506mm
Sunshine / day
9.6h
Mean relative humidity
73%
Average peak wind
12.4km/h
Seasonal range
12.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
202 d/yr
Rainy days (≥ 1 mm)
151 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.3 °C
Average feels-like low
23.2 °C
Average peak gust
27.5 km/h
Tropical nights (≥ 20 °C)
225 d/yr
Solar radiation
17.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.23 · 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
46.4 °C
25 May 1957
Coldest day
4.2 °C
9 January 2013
Wettest day
146 mm
27 September 1986
Windiest day
42.5 km/h
26 May 2009
Strongest gust
100.1 km/h
26 May 2009
Hottest feels-like
49.5 °C
15 June 1957
Coldest feels-like
0.7 °C
31 January 1964
Sunniest day
13.1 h
8 June 1972
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 | 22.9 °C | -0.5 °C | 0 mm | -20 mm |
| Feb | 27.6 °C | +0.7 °C | 2 mm | -17 mm |
| Mar | 32.4 °C | +0.1 °C | 15 mm | -16 mm |
| Apr | 33.8 °C | -1.6 °C | 100 mm | +40 mm |
| May | 33.3 °C | -1.3 °C | 254 mm | +118 mm |
| Jun | 33.1 °C | 0.0 °C | 235 mm | -25 mm |
| Jul | 32.0 °C | +0.5 °C | 295 mm | -33 mm |
| Aug | 32.1 °C | +0.7 °C | 294 mm | +12 mm |
| Sep | 32.6 °C | +1.5 °C | 237 mm | -11 mm |
| Oct | 31.3 °C | +1.2 °C | 137 mm | +35 mm |
| Nov | 28.4 °C | +0.7 °C | 10 mm | -3 mm |
| Dec | 22.9 °C | -1.7 °C | 0 mm | -7 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 Rājmahal?
Rājmahal has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 1,506 mm of precipitation per year.
What is the hottest day ever recorded in Rājmahal?
The hottest day measured in Rājmahal between 1940 and 2025 was 25 May 1957, reaching 46.4 °C.
What is the coldest day in Rājmahal?
The coldest day measured in Rājmahal between 1940 and 2025 was 9 January 2013, at 4.2 °C.
Does it snow in Rājmahal?
Almost never: Rājmahal sees virtually no snow, with about 0 frost days per year.
Has the climate of Rājmahal warmed?
Yes: Rājmahal warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rājmahal?
The wettest day measured in Rājmahal between 1940 and 2025 was 27 September 1986, with 146 mm of rain in 24 hours.
What was the windiest day in Rājmahal?
The windiest day measured in Rājmahal between 1940 and 2025 was 26 May 2009, with winds reaching 42.5 km/h.
What is the warmest month in Rājmahal?
The warmest month in Rājmahal is May (29.3 °C on average); the coldest is January (16.9 °C).
How much does it rain in Rājmahal?
Rājmahal receives on average 1,506 mm of precipitation per year, spread over about 151 rainy days.
Is it sunny in Rājmahal?
Rājmahal gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
Are there tropical nights in Rājmahal?
Yes: Rājmahal has on average 225 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Rājmahal?
In Rājmahal, between 1940 and 2025, the highest apparent temperature reached 49.5 °C on 15 June 1957, and the lowest was 0.7 °C on 31 January 1964.
Compare Rājmahal with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rājmahal