Vilattikulam climate — normals and trends
Vilattikulam (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 29.0 °C and it receives 897 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 (31.5 °C on average) and the coldest is December (25.9 °C). Rainfall peaks in October.
Vilattikulam averages 0 frost days, 329 hot days (≥ 30 °C) and 141 rainy days per year.
Vilattikulam has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.8 °C (on 3 June 2012) and the coldest 16.3 °C (on 13 December 1945).
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
VilattikulamTamil Nadu
- coords
- 9.13°, 78.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
29.0°C
Average daily high
34.7°C
Average daily low
24.8°C
Annual rainfall
897mm
Sunshine / day
10.5h
Mean relative humidity
67%
Average peak wind
16.8km/h
Seasonal range
5.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
329 d/yr
Rainy days (≥ 1 mm)
141 d/yr
Annual snowfall
0.0 cm
Average feels-like high
38.0 °C
Average feels-like low
28.3 °C
Average peak gust
37.1 km/h
Tropical nights (≥ 20 °C)
358 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °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
42.8 °C
3 June 2012
Coldest day
16.3 °C
13 December 1945
Wettest day
189 mm
13 December 2024
Windiest day
44.1 km/h
13 November 1992
Strongest gust
88.6 km/h
23 July 1989
Hottest feels-like
47.5 °C
5 June 2010
Coldest feels-like
16.5 °C
13 December 1945
Sunniest day
12.3 h
20 May 1941
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 | 57 mm | +29 mm |
| Feb | 33.3 °C | -0.5 °C | 12 mm | -7 mm |
| Mar | 35.3 °C | -0.8 °C | 48 mm | +13 mm |
| Apr | 37.3 °C | +0.3 °C | 91 mm | +28 mm |
| May | 37.3 °C | -0.4 °C | 54 mm | -14 mm |
| Jun | 38.2 °C | +1.3 °C | 35 mm | -7 mm |
| Jul | 37.7 °C | +1.2 °C | 51 mm | +2 mm |
| Aug | 37.0 °C | +0.5 °C | 55 mm | -2 mm |
| Sep | 37.6 °C | +1.4 °C | 58 mm | -20 mm |
| Oct | 33.7 °C | +0.2 °C | 317 mm | +125 mm |
| Nov | 30.8 °C | +0.1 °C | 256 mm | +75 mm |
| Dec | 30.4 °C | +0.3 °C | 32 mm | -55 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 Vilattikulam?
Vilattikulam has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 29.0 °C and it receives 897 mm of precipitation per year.
What is the hottest day ever recorded in Vilattikulam?
The hottest day measured in Vilattikulam between 1940 and 2025 was 3 June 2012, reaching 42.8 °C.
What is the coldest day in Vilattikulam?
The coldest day measured in Vilattikulam between 1940 and 2025 was 13 December 1945, at 16.3 °C.
Does it snow in Vilattikulam?
Almost never: Vilattikulam sees virtually no snow, with about 0 frost days per year.
Has the climate of Vilattikulam warmed?
Yes: Vilattikulam warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Vilattikulam?
The wettest day measured in Vilattikulam between 1940 and 2025 was 13 December 2024, with 189 mm of rain in 24 hours.
What was the windiest day in Vilattikulam?
The windiest day measured in Vilattikulam between 1940 and 2025 was 13 November 1992, with winds reaching 44.1 km/h.
What is the warmest month in Vilattikulam?
The warmest month in Vilattikulam is May (31.5 °C on average); the coldest is December (25.9 °C).
How much does it rain in Vilattikulam?
Vilattikulam receives on average 897 mm of precipitation per year, spread over about 141 rainy days.
Is it sunny in Vilattikulam?
Vilattikulam gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
Are there tropical nights in Vilattikulam?
Yes: Vilattikulam has on average 358 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Vilattikulam?
In Vilattikulam, between 1940 and 2025, the highest apparent temperature reached 47.5 °C on 5 June 2010, and the lowest was 16.5 °C on 13 December 1945.
Compare Vilattikulam with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Vilattikulam