Kegalle climate — normals and trends
Kegalle (Sri Lanka) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 25.8 °C and it receives 2,158 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 (27.4 °C on average) and the coldest is December (25.0 °C). Rainfall peaks in October.
Kegalle averages 0 frost days, 152 hot days (≥ 30 °C) and 253 rainy days per year.
Kegalle 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 39.0 °C (on 1 April 1998) and the coldest 14.2 °C (on 11 February 2001).
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
KegalleSabaragamuwa Province
- coords
- 7.25°, 80.34°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.8°C
Average daily high
29.9°C
Average daily low
22.8°C
Annual rainfall
2,158mm
Sunshine / day
9.6h
Mean relative humidity
82%
Average peak wind
13.0km/h
Seasonal range
2.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
152 d/yr
Rainy days (≥ 1 mm)
253 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.6 °C
Average feels-like low
26.5 °C
Average peak gust
33.7 km/h
Tropical nights (≥ 20 °C)
353 d/yr
Solar radiation
18.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.72 · 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
39.0 °C
1 April 1998
Coldest day
14.2 °C
11 February 2001
Wettest day
260 mm
15 May 2016
Windiest day
31.2 km/h
24 November 1978
Strongest gust
74.9 km/h
19 May 1955
Hottest feels-like
43.4 °C
6 April 1998
Coldest feels-like
14.1 °C
25 January 2006
Sunniest day
12.3 h
11 May 1945
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 29.5 °C | -0.6 °C | 160 mm | +102 mm |
| Feb | 33.7 °C | +1.5 °C | 12 mm | -35 mm |
| Mar | 33.9 °C | +0.7 °C | 79 mm | -16 mm |
| Apr | 31.9 °C | +0.2 °C | 181 mm | +7 mm |
| May | 30.9 °C | +0.9 °C | 197 mm | -8 mm |
| Jun | 30.0 °C | +1.2 °C | 194 mm | -36 mm |
| Jul | 29.9 °C | +1.3 °C | 197 mm | -19 mm |
| Aug | 29.6 °C | +1.1 °C | 120 mm | -81 mm |
| Sep | 30.0 °C | +1.3 °C | 143 mm | -50 mm |
| Oct | 29.9 °C | +1.0 °C | 649 mm | +333 mm |
| Nov | 29.0 °C | -0.1 °C | 776 mm | +486 mm |
| Dec | 30.2 °C | +1.1 °C | 74 mm | -61 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 Kegalle?
Kegalle has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.8 °C and it receives 2,158 mm of precipitation per year.
What is the hottest day ever recorded in Kegalle?
The hottest day measured in Kegalle between 1940 and 2025 was 1 April 1998, reaching 39.0 °C.
What is the coldest day in Kegalle?
The coldest day measured in Kegalle between 1940 and 2025 was 11 February 2001, at 14.2 °C.
Does it snow in Kegalle?
Almost never: Kegalle sees virtually no snow, with about 0 frost days per year.
Has the climate of Kegalle warmed?
Yes: Kegalle warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kegalle?
The wettest day measured in Kegalle between 1940 and 2025 was 15 May 2016, with 260 mm of rain in 24 hours.
What was the windiest day in Kegalle?
The windiest day measured in Kegalle between 1940 and 2025 was 24 November 1978, with winds reaching 31.2 km/h.
What is the warmest month in Kegalle?
The warmest month in Kegalle is March (27.4 °C on average); the coldest is December (25.0 °C).
How much does it rain in Kegalle?
Kegalle receives on average 2,158 mm of precipitation per year, spread over about 253 rainy days.
Is it sunny in Kegalle?
Kegalle gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
Are there tropical nights in Kegalle?
Yes: Kegalle has on average 353 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kegalle?
In Kegalle, between 1940 and 2025, the highest apparent temperature reached 43.4 °C on 6 April 1998, and the lowest was 14.1 °C on 25 January 2006.
Compare Kegalle with another city
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Nearby cities
The climate around Kegalle