Mehsi climate — normals and trends
Mehsi (India) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 25.5 °C and it receives 1,311 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 (31.7 °C on average) and the coldest is January (16.2 °C). Rainfall peaks in July.
Mehsi averages 0 frost days, 223 hot days (≥ 30 °C) and 123 rainy days per year.
Mehsi has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.6 °C (on 26 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
MehsiBihar
- coords
- 26.36°, 85.09°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.5°C
Average daily high
31.1°C
Average daily low
20.7°C
Annual rainfall
1,311mm
Sunshine / day
10.0h
Mean relative humidity
68%
Average peak wind
15.0km/h
Seasonal range
15.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
223 d/yr
Rainy days (≥ 1 mm)
123 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.6 °C
Average feels-like low
22.5 °C
Average peak gust
30.0 km/h
Tropical nights (≥ 20 °C)
217 d/yr
Solar radiation
18.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.24 · 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
46.6 °C
26 May 1957
Coldest day
4.2 °C
9 January 2013
Wettest day
187 mm
21 June 1955
Windiest day
45.1 km/h
4 September 1967
Strongest gust
87.5 km/h
8 August 1979
Hottest feels-like
51.3 °C
31 May 1998
Coldest feels-like
1.3 °C
31 January 1964
Sunniest day
13.0 h
18 May 1940
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 | 21.5 °C | -1.5 °C | 1 mm | -18 mm |
| Feb | 27.1 °C | +0.5 °C | 0 mm | -18 mm |
| Mar | 32.6 °C | -0.1 °C | 4 mm | -14 mm |
| Apr | 35.5 °C | -1.8 °C | 64 mm | +40 mm |
| May | 36.2 °C | -1.6 °C | 51 mm | +1 mm |
| Jun | 36.7 °C | +0.8 °C | 120 mm | -70 mm |
| Jul | 34.5 °C | +2.0 °C | 179 mm | -184 mm |
| Aug | 32.9 °C | +0.8 °C | 475 mm | +175 mm |
| Sep | 33.2 °C | +1.5 °C | 226 mm | -11 mm |
| Oct | 31.0 °C | +0.2 °C | 245 mm | +170 mm |
| Nov | 28.5 °C | +0.1 °C | 2 mm | -8 mm |
| Dec | 22.2 °C | -2.5 °C | 0 mm | -9 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 Mehsi?
Mehsi has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 25.5 °C and it receives 1,311 mm of precipitation per year.
What is the hottest day ever recorded in Mehsi?
The hottest day measured in Mehsi between 1940 and 2025 was 26 May 1957, reaching 46.6 °C.
What is the coldest day in Mehsi?
The coldest day measured in Mehsi between 1940 and 2025 was 9 January 2013, at 4.2 °C.
Does it snow in Mehsi?
Almost never: Mehsi sees virtually no snow, with about 0 frost days per year.
Has the climate of Mehsi warmed?
Yes: Mehsi warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mehsi?
The wettest day measured in Mehsi between 1940 and 2025 was 21 June 1955, with 187 mm of rain in 24 hours.
What was the windiest day in Mehsi?
The windiest day measured in Mehsi between 1940 and 2025 was 4 September 1967, with winds reaching 45.1 km/h.
What is the warmest month in Mehsi?
The warmest month in Mehsi is May (31.7 °C on average); the coldest is January (16.2 °C).
How much does it rain in Mehsi?
Mehsi receives on average 1,311 mm of precipitation per year, spread over about 123 rainy days.
Is it sunny in Mehsi?
Mehsi gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Mehsi?
Yes: Mehsi has on average 217 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mehsi?
In Mehsi, between 1940 and 2025, the highest apparent temperature reached 51.3 °C on 31 May 1998, and the lowest was 1.3 °C on 31 January 1964.
Compare Mehsi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mehsi