Pennāgaram climate — normals and trends
Pennāgaram (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.8 °C and it receives 801 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 (29.3 °C on average) and the coldest is December (22.4 °C). Rainfall peaks in October.
Pennāgaram averages 0 frost days, 230 hot days (≥ 30 °C) and 114 rainy days per year.
Pennāgaram has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.1 °C (on 25 April 1956) and the coldest 10.6 °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
PennāgaramTamil Nadu
- coords
- 12.13°, 77.90°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.8°C
Average daily high
31.2°C
Average daily low
21.4°C
Annual rainfall
801mm
Sunshine / day
10.1h
Mean relative humidity
65%
Average peak wind
14.5km/h
Seasonal range
6.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
230 d/yr
Rainy days (≥ 1 mm)
114 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.0 °C
Average feels-like low
23.5 °C
Average peak gust
36.0 km/h
Tropical nights (≥ 20 °C)
273 d/yr
Solar radiation
19.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.41 · 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
41.1 °C
25 April 1956
Coldest day
10.6 °C
26 December 1941
Wettest day
150 mm
18 May 1955
Windiest day
36.1 km/h
14 July 1965
Strongest gust
89.3 km/h
8 August 2019
Hottest feels-like
44.3 °C
1 May 2024
Coldest feels-like
9.5 °C
26 December 1941
Sunniest day
12.4 h
17 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 | 27.8 °C | -1.0 °C | 4 mm | -4 mm |
| Feb | 32.1 °C | +0.4 °C | 0 mm | -6 mm |
| Mar | 34.2 °C | -0.2 °C | 18 mm | +4 mm |
| Apr | 34.6 °C | -1.0 °C | 66 mm | +27 mm |
| May | 32.2 °C | -2.5 °C | 200 mm | +95 mm |
| Jun | 31.7 °C | -0.2 °C | 43 mm | -33 mm |
| Jul | 31.1 °C | +0.5 °C | 55 mm | -29 mm |
| Aug | 30.9 °C | +0.3 °C | 93 mm | +12 mm |
| Sep | 31.1 °C | +0.1 °C | 69 mm | -46 mm |
| Oct | 29.9 °C | +0.3 °C | 155 mm | +4 mm |
| Nov | 29.2 °C | +1.1 °C | 66 mm | -20 mm |
| Dec | 27.8 °C | +0.3 °C | 17 mm | -19 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 Pennāgaram?
Pennāgaram has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.8 °C and it receives 801 mm of precipitation per year.
What is the hottest day ever recorded in Pennāgaram?
The hottest day measured in Pennāgaram between 1940 and 2025 was 25 April 1956, reaching 41.1 °C.
What is the coldest day in Pennāgaram?
The coldest day measured in Pennāgaram between 1940 and 2025 was 26 December 1941, at 10.6 °C.
Does it snow in Pennāgaram?
Almost never: Pennāgaram sees virtually no snow, with about 0 frost days per year.
Has the climate of Pennāgaram warmed?
Yes: Pennāgaram warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pennāgaram?
The wettest day measured in Pennāgaram between 1940 and 2025 was 18 May 1955, with 150 mm of rain in 24 hours.
What was the windiest day in Pennāgaram?
The windiest day measured in Pennāgaram between 1940 and 2025 was 14 July 1965, with winds reaching 36.1 km/h.
What is the warmest month in Pennāgaram?
The warmest month in Pennāgaram is April (29.3 °C on average); the coldest is December (22.4 °C).
How much does it rain in Pennāgaram?
Pennāgaram receives on average 801 mm of precipitation per year, spread over about 114 rainy days.
Is it sunny in Pennāgaram?
Pennāgaram gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Pennāgaram?
Yes: Pennāgaram has on average 273 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pennāgaram?
In Pennāgaram, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 1 May 2024, and the lowest was 9.5 °C on 26 December 1941.
Compare Pennāgaram with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Pennāgaram