Kallakurichi climate — normals and trends
Kallakurichi (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.9 °C and it receives 880 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 (31.8 °C on average) and the coldest is January (23.9 °C). Rainfall peaks in October.
Kallakurichi averages 0 frost days, 283 hot days (≥ 30 °C) and 121 rainy days per year.
Kallakurichi has warmed by +1.0 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.
The hottest day of the period reached 43.6 °C (on 14 May 1956) and the coldest 13.1 °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
KallakurichiTamil Nadu
- coords
- 11.73°, 78.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.9°C
Average daily high
33.2°C
Average daily low
23.7°C
Annual rainfall
880mm
Sunshine / day
10.1h
Mean relative humidity
67%
Average peak wind
13.7km/h
Seasonal range
7.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
283 d/yr
Rainy days (≥ 1 mm)
121 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.3 °C
Average feels-like low
27.2 °C
Average peak gust
31.8 km/h
Tropical nights (≥ 20 °C)
320 d/yr
Solar radiation
19.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.34 · 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
43.6 °C
14 May 1956
Coldest day
13.1 °C
26 December 1941
Wettest day
284 mm
15 October 2024
Windiest day
33.5 km/h
4 December 1993
Strongest gust
77.4 km/h
4 December 1993
Hottest feels-like
47.8 °C
23 May 2014
Coldest feels-like
13.2 °C
26 December 1941
Sunniest day
12.5 h
23 May 1981
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 28.9 °C | -0.2 °C | 23 mm | +4 mm |
| Feb | 32.2 °C | +0.2 °C | 1 mm | -10 mm |
| Mar | 34.1 °C | -0.9 °C | 40 mm | +25 mm |
| Apr | 36.5 °C | -0.6 °C | 17 mm | -7 mm |
| May | 35.4 °C | -2.5 °C | 153 mm | +93 mm |
| Jun | 35.1 °C | -0.7 °C | 37 mm | -22 mm |
| Jul | 35.0 °C | +0.4 °C | 42 mm | -31 mm |
| Aug | 33.8 °C | -0.4 °C | 90 mm | -4 mm |
| Sep | 33.5 °C | -0.2 °C | 104 mm | -19 mm |
| Oct | 31.3 °C | -0.2 °C | 182 mm | +10 mm |
| Nov | 29.9 °C | +0.6 °C | 138 mm | -9 mm |
| Dec | 28.7 °C | +0.5 °C | 34 mm | -49 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 Kallakurichi?
Kallakurichi has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.9 °C and it receives 880 mm of precipitation per year.
What is the hottest day ever recorded in Kallakurichi?
The hottest day measured in Kallakurichi between 1940 and 2025 was 14 May 1956, reaching 43.6 °C.
What is the coldest day in Kallakurichi?
The coldest day measured in Kallakurichi between 1940 and 2025 was 26 December 1941, at 13.1 °C.
Does it snow in Kallakurichi?
Almost never: Kallakurichi sees virtually no snow, with about 0 frost days per year.
Has the climate of Kallakurichi warmed?
Yes: Kallakurichi warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kallakurichi?
The wettest day measured in Kallakurichi between 1940 and 2025 was 15 October 2024, with 284 mm of rain in 24 hours.
What was the windiest day in Kallakurichi?
The windiest day measured in Kallakurichi between 1940 and 2025 was 4 December 1993, with winds reaching 33.5 km/h.
What is the warmest month in Kallakurichi?
The warmest month in Kallakurichi is May (31.8 °C on average); the coldest is January (23.9 °C).
How much does it rain in Kallakurichi?
Kallakurichi receives on average 880 mm of precipitation per year, spread over about 121 rainy days.
Is it sunny in Kallakurichi?
Kallakurichi gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Kallakurichi?
Yes: Kallakurichi has on average 320 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kallakurichi?
In Kallakurichi, between 1940 and 2025, the highest apparent temperature reached 47.8 °C on 23 May 2014, and the lowest was 13.2 °C on 26 December 1941.
Compare Kallakurichi with another city
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Nearby cities
The climate around Kallakurichi