Ambur climate — normals and trends
Ambur (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.7 °C and it receives 825 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 (29.4 °C on average) and the coldest is December (21.6 °C). Rainfall peaks in October.
Ambur averages 0 frost days, 226 hot days (≥ 30 °C) and 115 rainy days per year.
Ambur has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.6 °C (on 25 April 1956) and the coldest 10.0 °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
AmburTamil Nadu
- coords
- 12.79°, 78.72°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.7°C
Average daily high
31.1°C
Average daily low
21.3°C
Annual rainfall
825mm
Sunshine / day
10.0h
Mean relative humidity
67%
Average peak wind
14.5km/h
Seasonal range
7.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
226 d/yr
Rainy days (≥ 1 mm)
115 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.1 °C
Average feels-like low
23.4 °C
Average peak gust
36.7 km/h
Tropical nights (≥ 20 °C)
260 d/yr
Solar radiation
19.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.38 · 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
41.6 °C
25 April 1956
Coldest day
10.0 °C
26 December 1941
Wettest day
166 mm
26 November 2020
Windiest day
38.1 km/h
12 December 2016
Strongest gust
89.6 km/h
12 July 1962
Hottest feels-like
45.3 °C
1 May 2024
Coldest feels-like
8.9 °C
11 December 1981
Sunniest day
12.5 h
23 May 1981
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 | 27.2 °C | -0.3 °C | 11 mm | -1 mm |
| Feb | 31.8 °C | +1.1 °C | 0 mm | -7 mm |
| Mar | 34.0 °C | +0.2 °C | 14 mm | -2 mm |
| Apr | 35.8 °C | +0.2 °C | 32 mm | +5 mm |
| May | 33.5 °C | -2.2 °C | 145 mm | +68 mm |
| Jun | 33.1 °C | +0.2 °C | 40 mm | -29 mm |
| Jul | 32.5 °C | +0.9 °C | 55 mm | -27 mm |
| Aug | 31.3 °C | 0.0 °C | 154 mm | +62 mm |
| Sep | 31.2 °C | +0.1 °C | 74 mm | -54 mm |
| Oct | 29.4 °C | +0.1 °C | 158 mm | +6 mm |
| Nov | 28.0 °C | +0.7 °C | 84 mm | -28 mm |
| Dec | 26.6 °C | +0.4 °C | 31 mm | -22 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 Ambur?
Ambur has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.7 °C and it receives 825 mm of precipitation per year.
What is the hottest day ever recorded in Ambur?
The hottest day measured in Ambur between 1940 and 2025 was 25 April 1956, reaching 41.6 °C.
What is the coldest day in Ambur?
The coldest day measured in Ambur between 1940 and 2025 was 26 December 1941, at 10.0 °C.
Does it snow in Ambur?
Almost never: Ambur sees virtually no snow, with about 0 frost days per year.
Has the climate of Ambur warmed?
Yes: Ambur warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ambur?
The wettest day measured in Ambur between 1940 and 2025 was 26 November 2020, with 166 mm of rain in 24 hours.
What was the windiest day in Ambur?
The windiest day measured in Ambur between 1940 and 2025 was 12 December 2016, with winds reaching 38.1 km/h.
What is the warmest month in Ambur?
The warmest month in Ambur is May (29.4 °C on average); the coldest is December (21.6 °C).
How much does it rain in Ambur?
Ambur receives on average 825 mm of precipitation per year, spread over about 115 rainy days.
Is it sunny in Ambur?
Ambur gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Ambur?
Yes: Ambur has on average 260 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ambur?
In Ambur, between 1940 and 2025, the highest apparent temperature reached 45.3 °C on 1 May 2024, and the lowest was 8.9 °C on 11 December 1981.
Compare Ambur with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ambur