Gampola climate — normals and trends
Gampola (Sri Lanka) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 23.6 °C and it receives 2,070 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 (24.7 °C on average) and the coldest is January (22.7 °C). Rainfall peaks in November.
Gampola averages 0 frost days, 33 hot days (≥ 30 °C) and 244 rainy days per year.
Gampola has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.4 °C (on 26 March 1976) and the coldest 12.7 °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
GampolaCentral Province
- coords
- 7.16°, 80.57°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.6°C
Average daily high
27.4°C
Average daily low
20.7°C
Annual rainfall
2,070mm
Sunshine / day
10.0h
Mean relative humidity
83%
Average peak wind
11.9km/h
Seasonal range
2.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
33 d/yr
Rainy days (≥ 1 mm)
244 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.2 °C
Average feels-like low
23.5 °C
Average peak gust
35.0 km/h
Tropical nights (≥ 20 °C)
285 d/yr
Solar radiation
18.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.63 · 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
35.4 °C
26 March 1976
Coldest day
12.7 °C
11 February 2001
Wettest day
241 mm
18 October 2023
Windiest day
29.8 km/h
24 November 1978
Strongest gust
87.1 km/h
24 November 1978
Hottest feels-like
40.0 °C
30 April 2024
Coldest feels-like
11.8 °C
25 January 2006
Sunniest day
12.4 h
30 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 | 26.6 °C | -0.3 °C | 244 mm | +157 mm |
| Feb | 29.7 °C | +1.1 °C | 17 mm | -59 mm |
| Mar | 29.9 °C | -0.1 °C | 158 mm | +22 mm |
| Apr | 29.3 °C | +0.1 °C | 193 mm | -45 mm |
| May | 28.6 °C | +0.7 °C | 163 mm | +2 mm |
| Jun | 27.6 °C | +0.9 °C | 118 mm | -15 mm |
| Jul | 27.5 °C | +1.1 °C | 182 mm | +46 mm |
| Aug | 27.5 °C | +1.1 °C | 70 mm | -58 mm |
| Sep | 27.9 °C | +1.2 °C | 105 mm | -25 mm |
| Oct | 27.9 °C | +1.1 °C | 630 mm | +307 mm |
| Nov | 26.6 °C | -0.1 °C | 832 mm | +491 mm |
| Dec | 27.4 °C | +1.0 °C | 71 mm | -112 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 Gampola?
Gampola has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 23.6 °C and it receives 2,070 mm of precipitation per year.
What is the hottest day ever recorded in Gampola?
The hottest day measured in Gampola between 1940 and 2025 was 26 March 1976, reaching 35.4 °C.
What is the coldest day in Gampola?
The coldest day measured in Gampola between 1940 and 2025 was 11 February 2001, at 12.7 °C.
Does it snow in Gampola?
Almost never: Gampola sees virtually no snow, with about 0 frost days per year.
Has the climate of Gampola warmed?
Yes: Gampola warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gampola?
The wettest day measured in Gampola between 1940 and 2025 was 18 October 2023, with 241 mm of rain in 24 hours.
What was the windiest day in Gampola?
The windiest day measured in Gampola between 1940 and 2025 was 24 November 1978, with winds reaching 29.8 km/h.
What is the warmest month in Gampola?
The warmest month in Gampola is March (24.7 °C on average); the coldest is January (22.7 °C).
How much does it rain in Gampola?
Gampola receives on average 2,070 mm of precipitation per year, spread over about 244 rainy days.
Is it sunny in Gampola?
Gampola gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Gampola?
Yes: Gampola has on average 285 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gampola?
In Gampola, between 1940 and 2025, the highest apparent temperature reached 40.0 °C on 30 April 2024, and the lowest was 11.8 °C on 25 January 2006.
Compare Gampola with another city
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Nearby cities
The climate around Gampola