Vellakkovil climate — normals and trends
Vellakkovil (India) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 28.2 °C and it receives 694 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 (31.6 °C on average) and the coldest is December (25.2 °C). Rainfall peaks in October.
Vellakkovil averages 0 frost days, 318 hot days (≥ 30 °C) and 110 rainy days per year.
Vellakkovil has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.6 °C (on 10 May 1993) and the coldest 15.6 °C (on 25 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
VellakkovilTamil Nadu
- coords
- 10.95°, 77.71°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
28.2°C
Average daily high
33.8°C
Average daily low
23.9°C
Annual rainfall
694mm
Sunshine / day
10.4h
Mean relative humidity
63%
Average peak wind
17.1km/h
Seasonal range
6.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
318 d/yr
Rainy days (≥ 1 mm)
110 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.2 °C
Average feels-like low
26.6 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
343 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.70 · 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
42.6 °C
10 May 1993
Coldest day
15.6 °C
25 December 1941
Wettest day
147 mm
21 October 1963
Windiest day
40.3 km/h
14 June 1996
Strongest gust
84.2 km/h
20 June 1992
Hottest feels-like
47.5 °C
2 May 2024
Coldest feels-like
15.8 °C
30 January 1946
Sunniest day
12.3 h
14 May 1953
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 | 30.4 °C | -0.9 °C | 13 mm | +4 mm |
| Feb | 34.1 °C | 0.0 °C | 0 mm | -8 mm |
| Mar | 36.3 °C | -0.6 °C | 23 mm | +9 mm |
| Apr | 38.3 °C | +0.2 °C | 38 mm | +4 mm |
| May | 36.1 °C | -1.2 °C | 101 mm | +45 mm |
| Jun | 34.3 °C | +0.1 °C | 37 mm | -10 mm |
| Jul | 33.3 °C | +0.3 °C | 83 mm | +17 mm |
| Aug | 33.5 °C | +0.2 °C | 66 mm | +9 mm |
| Sep | 34.8 °C | +0.6 °C | 26 mm | -49 mm |
| Oct | 32.8 °C | +0.2 °C | 235 mm | +80 mm |
| Nov | 31.3 °C | +1.0 °C | 87 mm | -38 mm |
| Dec | 30.6 °C | +0.8 °C | 19 mm | -30 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 Vellakkovil?
Vellakkovil has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 28.2 °C and it receives 694 mm of precipitation per year.
What is the hottest day ever recorded in Vellakkovil?
The hottest day measured in Vellakkovil between 1940 and 2025 was 10 May 1993, reaching 42.6 °C.
What is the coldest day in Vellakkovil?
The coldest day measured in Vellakkovil between 1940 and 2025 was 25 December 1941, at 15.6 °C.
Does it snow in Vellakkovil?
Almost never: Vellakkovil sees virtually no snow, with about 0 frost days per year.
Has the climate of Vellakkovil warmed?
Yes: Vellakkovil warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Vellakkovil?
The wettest day measured in Vellakkovil between 1940 and 2025 was 21 October 1963, with 147 mm of rain in 24 hours.
What was the windiest day in Vellakkovil?
The windiest day measured in Vellakkovil between 1940 and 2025 was 14 June 1996, with winds reaching 40.3 km/h.
What is the warmest month in Vellakkovil?
The warmest month in Vellakkovil is April (31.6 °C on average); the coldest is December (25.2 °C).
How much does it rain in Vellakkovil?
Vellakkovil receives on average 694 mm of precipitation per year, spread over about 110 rainy days.
Is it sunny in Vellakkovil?
Vellakkovil gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Vellakkovil?
Yes: Vellakkovil has on average 343 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Vellakkovil?
In Vellakkovil, between 1940 and 2025, the highest apparent temperature reached 47.5 °C on 2 May 2024, and the lowest was 15.8 °C on 30 January 1946.
Compare Vellakkovil with another city
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Nearby cities
The climate around Vellakkovil