Palai climate — normals and trends
Palai (India) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 25.1 °C and it receives 2,850 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 (27.1 °C on average) and the coldest is July (24.1 °C). Rainfall peaks in June.
Palai averages 0 frost days, 137 hot days (≥ 30 °C) and 260 rainy days per year.
Palai has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.3 °C (on 25 March 2014) and the coldest 14.8 °C (on 1 January 1951).
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
PalaiKerala
- coords
- 9.71°, 76.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.1°C
Average daily high
29.4°C
Average daily low
21.9°C
Annual rainfall
2,850mm
Sunshine / day
9.2h
Mean relative humidity
85%
Average peak wind
9.5km/h
Seasonal range
3.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
137 d/yr
Rainy days (≥ 1 mm)
260 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.5 °C
Average feels-like low
25.8 °C
Average peak gust
30.2 km/h
Tropical nights (≥ 20 °C)
331 d/yr
Solar radiation
17.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.83 · 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
39.3 °C
25 March 2014
Coldest day
14.8 °C
1 January 1951
Wettest day
181 mm
19 May 1983
Windiest day
25.4 km/h
30 May 2025
Strongest gust
76.0 km/h
23 July 1989
Hottest feels-like
43.6 °C
26 April 2016
Coldest feels-like
13.3 °C
1 January 1951
Sunniest day
12.1 h
13 May 1942
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 | 31.1 °C | +0.5 °C | 102 mm | +50 mm |
| Feb | 33.4 °C | +1.1 °C | 10 mm | -38 mm |
| Mar | 33.3 °C | 0.0 °C | 118 mm | +31 mm |
| Apr | 31.1 °C | -0.5 °C | 183 mm | -6 mm |
| May | 29.0 °C | -0.5 °C | 527 mm | +223 mm |
| Jun | 28.5 °C | +1.2 °C | 426 mm | -27 mm |
| Jul | 27.7 °C | +0.7 °C | 584 mm | +182 mm |
| Aug | 28.1 °C | +0.9 °C | 350 mm | +41 mm |
| Sep | 28.8 °C | +0.9 °C | 121 mm | -106 mm |
| Oct | 29.2 °C | +1.0 °C | 395 mm | +48 mm |
| Nov | 28.7 °C | +0.2 °C | 244 mm | -63 mm |
| Dec | 29.8 °C | +0.6 °C | 74 mm | -52 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 Palai?
Palai has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.1 °C and it receives 2,850 mm of precipitation per year.
What is the hottest day ever recorded in Palai?
The hottest day measured in Palai between 1940 and 2025 was 25 March 2014, reaching 39.3 °C.
What is the coldest day in Palai?
The coldest day measured in Palai between 1940 and 2025 was 1 January 1951, at 14.8 °C.
Does it snow in Palai?
Almost never: Palai sees virtually no snow, with about 0 frost days per year.
Has the climate of Palai warmed?
Yes: Palai warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Palai?
The wettest day measured in Palai between 1940 and 2025 was 19 May 1983, with 181 mm of rain in 24 hours.
What was the windiest day in Palai?
The windiest day measured in Palai between 1940 and 2025 was 30 May 2025, with winds reaching 25.4 km/h.
What is the warmest month in Palai?
The warmest month in Palai is March (27.1 °C on average); the coldest is July (24.1 °C).
How much does it rain in Palai?
Palai receives on average 2,850 mm of precipitation per year, spread over about 260 rainy days.
Is it sunny in Palai?
Palai gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
Are there tropical nights in Palai?
Yes: Palai has on average 331 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Palai?
In Palai, between 1940 and 2025, the highest apparent temperature reached 43.6 °C on 26 April 2016, and the lowest was 13.3 °C on 1 January 1951.
Compare Palai with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Palai