Amarpur climate — normals and trends
Amarpur (India) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 1,217 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 (30.6 °C on average) and the coldest is January (16.5 °C). Rainfall peaks in July.
Amarpur averages 0 frost days, 217 hot days (≥ 30 °C) and 133 rainy days per year.
Amarpur 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 46.2 °C (on 25 May 1957) and the coldest 3.8 °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
AmarpurBihar
- coords
- 25.04°, 86.90°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.3°C
Average daily high
30.7°C
Average daily low
20.8°C
Annual rainfall
1,217mm
Sunshine / day
9.7h
Mean relative humidity
70%
Average peak wind
12.2km/h
Seasonal range
14.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
217 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.7 °C
Average feels-like low
22.9 °C
Average peak gust
27.2 km/h
Tropical nights (≥ 20 °C)
222 d/yr
Solar radiation
17.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.21 · 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
46.2 °C
25 May 1957
Coldest day
3.8 °C
9 January 2013
Wettest day
184 mm
26 September 1956
Windiest day
38.5 km/h
26 May 2009
Strongest gust
85.3 km/h
26 May 2009
Hottest feels-like
49.7 °C
12 June 2005
Coldest feels-like
1.0 °C
31 January 1964
Sunniest day
13.1 h
9 June 1948
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 | 22.7 °C | -0.6 °C | 0 mm | -20 mm |
| Feb | 27.8 °C | +0.9 °C | 2 mm | -15 mm |
| Mar | 32.4 °C | -0.1 °C | 12 mm | -12 mm |
| Apr | 34.9 °C | -1.5 °C | 48 mm | +13 mm |
| May | 34.6 °C | -1.9 °C | 151 mm | +71 mm |
| Jun | 33.9 °C | -0.7 °C | 173 mm | -19 mm |
| Jul | 32.4 °C | +0.3 °C | 306 mm | +12 mm |
| Aug | 32.3 °C | +0.4 °C | 442 mm | +193 mm |
| Sep | 33.3 °C | +1.7 °C | 149 mm | -59 mm |
| Oct | 31.3 °C | +0.8 °C | 124 mm | +45 mm |
| Nov | 28.2 °C | +0.3 °C | 3 mm | -8 mm |
| Dec | 22.6 °C | -1.9 °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 Amarpur?
Amarpur has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 1,217 mm of precipitation per year.
What is the hottest day ever recorded in Amarpur?
The hottest day measured in Amarpur between 1940 and 2025 was 25 May 1957, reaching 46.2 °C.
What is the coldest day in Amarpur?
The coldest day measured in Amarpur between 1940 and 2025 was 9 January 2013, at 3.8 °C.
Does it snow in Amarpur?
Almost never: Amarpur sees virtually no snow, with about 0 frost days per year.
Has the climate of Amarpur warmed?
Yes: Amarpur warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Amarpur?
The wettest day measured in Amarpur between 1940 and 2025 was 26 September 1956, with 184 mm of rain in 24 hours.
What was the windiest day in Amarpur?
The windiest day measured in Amarpur between 1940 and 2025 was 26 May 2009, with winds reaching 38.5 km/h.
What is the warmest month in Amarpur?
The warmest month in Amarpur is May (30.6 °C on average); the coldest is January (16.5 °C).
How much does it rain in Amarpur?
Amarpur receives on average 1,217 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Amarpur?
Amarpur gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
Are there tropical nights in Amarpur?
Yes: Amarpur has on average 222 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Amarpur?
In Amarpur, between 1940 and 2025, the highest apparent temperature reached 49.7 °C on 12 June 2005, and the lowest was 1.0 °C on 31 January 1964.
Compare Amarpur with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Amarpur