Mamsapuram climate — normals and trends
Mamsapuram (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 1,235 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 April (27.7 °C on average) and the coldest is December (22.9 °C). Rainfall peaks in October.
Mamsapuram averages 0 frost days, 204 hot days (≥ 30 °C) and 179 rainy days per year.
Mamsapuram has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.6 °C (on 13 May 1985) and the coldest 11.8 °C (on 26 December 1941).
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
MamsapuramTamil Nadu
- coords
- 9.50°, 77.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.3°C
Average daily high
30.5°C
Average daily low
21.1°C
Annual rainfall
1,235mm
Sunshine / day
10.1h
Mean relative humidity
72%
Average peak wind
10.7km/h
Seasonal range
4.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
204 d/yr
Rainy days (≥ 1 mm)
179 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.5 °C
Average feels-like low
23.8 °C
Average peak gust
35.8 km/h
Tropical nights (≥ 20 °C)
281 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.81 · 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
40.6 °C
13 May 1985
Coldest day
11.8 °C
26 December 1941
Wettest day
171 mm
5 October 2018
Windiest day
24.2 km/h
27 June 1983
Strongest gust
96.8 km/h
13 November 1992
Hottest feels-like
43.8 °C
5 May 2024
Coldest feels-like
10.8 °C
1 January 1951
Sunniest day
12.2 h
29 May 1942
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 | 27.6 °C | -0.4 °C | 63 mm | +29 mm |
| Feb | 30.4 °C | -0.1 °C | 11 mm | -16 mm |
| Mar | 32.4 °C | -0.8 °C | 56 mm | +15 mm |
| Apr | 33.4 °C | -0.8 °C | 149 mm | +74 mm |
| May | 32.0 °C | -1.3 °C | 192 mm | +78 mm |
| Jun | 31.1 °C | +0.3 °C | 122 mm | +15 mm |
| Jul | 30.8 °C | +0.5 °C | 172 mm | +63 mm |
| Aug | 31.2 °C | +0.6 °C | 84 mm | -18 mm |
| Sep | 32.0 °C | +0.9 °C | 86 mm | -38 mm |
| Oct | 30.1 °C | +0.5 °C | 265 mm | +43 mm |
| Nov | 28.4 °C | +0.8 °C | 163 mm | -28 mm |
| Dec | 27.9 °C | +0.9 °C | 44 mm | -45 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 Mamsapuram?
Mamsapuram has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 1,235 mm of precipitation per year.
What is the hottest day ever recorded in Mamsapuram?
The hottest day measured in Mamsapuram between 1940 and 2025 was 13 May 1985, reaching 40.6 °C.
What is the coldest day in Mamsapuram?
The coldest day measured in Mamsapuram between 1940 and 2025 was 26 December 1941, at 11.8 °C.
Does it snow in Mamsapuram?
Almost never: Mamsapuram sees virtually no snow, with about 0 frost days per year.
Has the climate of Mamsapuram warmed?
Yes: Mamsapuram warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mamsapuram?
The wettest day measured in Mamsapuram between 1940 and 2025 was 5 October 2018, with 171 mm of rain in 24 hours.
What was the windiest day in Mamsapuram?
The windiest day measured in Mamsapuram between 1940 and 2025 was 27 June 1983, with winds reaching 24.2 km/h.
What is the warmest month in Mamsapuram?
The warmest month in Mamsapuram is April (27.7 °C on average); the coldest is December (22.9 °C).
How much does it rain in Mamsapuram?
Mamsapuram receives on average 1,235 mm of precipitation per year, spread over about 179 rainy days.
Is it sunny in Mamsapuram?
Mamsapuram gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Mamsapuram?
Yes: Mamsapuram has on average 281 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mamsapuram?
In Mamsapuram, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 5 May 2024, and the lowest was 10.8 °C on 1 January 1951.
Compare Mamsapuram with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mamsapuram