Thenkasi climate — normals and trends
Thenkasi (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.2 °C and it receives 1,412 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 March (27.3 °C on average) and the coldest is December (24.0 °C). Rainfall peaks in June.
Thenkasi averages 0 frost days, 185 hot days (≥ 30 °C) and 199 rainy days per year.
Thenkasi has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.4 °C (on 12 April 2019) and the coldest 13.6 °C (on 28 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
ThenkasiTamil Nadu
- coords
- 8.96°, 77.32°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.2°C
Average daily high
30.3°C
Average daily low
21.4°C
Annual rainfall
1,412mm
Sunshine / day
9.9h
Mean relative humidity
77%
Average peak wind
11.0km/h
Seasonal range
3.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
185 d/yr
Rainy days (≥ 1 mm)
199 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.6 °C
Average feels-like low
24.6 °C
Average peak gust
38.4 km/h
Tropical nights (≥ 20 °C)
307 d/yr
Solar radiation
18.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.84 · 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
40.4 °C
12 April 2019
Coldest day
13.6 °C
28 December 1941
Wettest day
225 mm
13 November 1992
Windiest day
26.0 km/h
26 June 1979
Strongest gust
91.8 km/h
23 July 1989
Hottest feels-like
44.1 °C
23 March 2016
Coldest feels-like
12.7 °C
1 January 1951
Sunniest day
12.1 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 | 29.6 °C | -0.7 °C | 38 mm | +21 mm |
| Feb | 33.5 °C | +0.7 °C | 5 mm | -14 mm |
| Mar | 34.8 °C | 0.0 °C | 50 mm | +3 mm |
| Apr | 32.2 °C | -1.6 °C | 232 mm | +127 mm |
| May | 30.6 °C | -0.7 °C | 272 mm | +112 mm |
| Jun | 29.2 °C | +0.8 °C | 182 mm | -31 mm |
| Jul | 29.0 °C | +0.9 °C | 276 mm | +108 mm |
| Aug | 29.0 °C | +0.6 °C | 98 mm | -34 mm |
| Sep | 30.0 °C | +0.8 °C | 77 mm | -51 mm |
| Oct | 29.8 °C | +0.6 °C | 281 mm | +81 mm |
| Nov | 28.9 °C | +0.3 °C | 196 mm | +33 mm |
| Dec | 29.0 °C | +0.3 °C | 29 mm | -31 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 Thenkasi?
Thenkasi has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.2 °C and it receives 1,412 mm of precipitation per year.
What is the hottest day ever recorded in Thenkasi?
The hottest day measured in Thenkasi between 1940 and 2025 was 12 April 2019, reaching 40.4 °C.
What is the coldest day in Thenkasi?
The coldest day measured in Thenkasi between 1940 and 2025 was 28 December 1941, at 13.6 °C.
Does it snow in Thenkasi?
Almost never: Thenkasi sees virtually no snow, with about 0 frost days per year.
Has the climate of Thenkasi warmed?
Yes: Thenkasi warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Thenkasi?
The wettest day measured in Thenkasi between 1940 and 2025 was 13 November 1992, with 225 mm of rain in 24 hours.
What was the windiest day in Thenkasi?
The windiest day measured in Thenkasi between 1940 and 2025 was 26 June 1979, with winds reaching 26.0 km/h.
What is the warmest month in Thenkasi?
The warmest month in Thenkasi is March (27.3 °C on average); the coldest is December (24.0 °C).
How much does it rain in Thenkasi?
Thenkasi receives on average 1,412 mm of precipitation per year, spread over about 199 rainy days.
Is it sunny in Thenkasi?
Thenkasi gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in Thenkasi?
Yes: Thenkasi has on average 307 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Thenkasi?
In Thenkasi, between 1940 and 2025, the highest apparent temperature reached 44.1 °C on 23 March 2016, and the lowest was 12.7 °C on 1 January 1951.
Compare Thenkasi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Thenkasi