Battambang climate — normals and trends
Battambang (Cambodia) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.9 °C and it receives 1,084 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 (29.9 °C on average) and the coldest is December (25.3 °C). Rainfall peaks in September.
Battambang averages 0 frost days, 319 hot days (≥ 30 °C) and 176 rainy days per year.
Battambang has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The hottest day of the period reached 43.0 °C (on 27 April 2024) and the coldest 11.6 °C (on 12 January 1955).
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
BattambangBattambang
- coords
- 13.10°, 103.20°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.9°C
Average daily high
33.1°C
Average daily low
24.2°C
Annual rainfall
1,084mm
Sunshine / day
10.0h
Mean relative humidity
72%
Average peak wind
12.3km/h
Seasonal range
4.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
319 d/yr
Rainy days (≥ 1 mm)
176 d/yr
Annual snowfall
0.0 cm
Average feels-like high
37.8 °C
Average feels-like low
28.2 °C
Average peak gust
30.4 km/h
Tropical nights (≥ 20 °C)
338 d/yr
Solar radiation
18.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.77 · 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
43.0 °C
27 April 2024
Coldest day
11.6 °C
12 January 1955
Wettest day
121 mm
16 October 1988
Windiest day
30.7 km/h
4 October 1990
Strongest gust
75.2 km/h
30 July 2011
Hottest feels-like
49.0 °C
24 April 2024
Coldest feels-like
9.0 °C
12 January 1955
Sunniest day
12.5 h
1 July 1965
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 | 31.3 °C | -0.4 °C | 0 mm | -11 mm |
| Feb | 34.7 °C | +1.0 °C | 9 mm | -12 mm |
| Mar | 35.6 °C | +0.2 °C | 44 mm | -5 mm |
| Apr | 36.4 °C | +0.5 °C | 85 mm | +3 mm |
| May | 34.3 °C | -0.5 °C | 184 mm | +67 mm |
| Jun | 33.6 °C | -0.4 °C | 138 mm | +41 mm |
| Jul | 33.1 °C | -0.4 °C | 136 mm | +30 mm |
| Aug | 34.2 °C | +0.9 °C | 110 mm | -11 mm |
| Sep | 32.0 °C | -0.2 °C | 254 mm | +55 mm |
| Oct | 32.1 °C | +0.8 °C | 178 mm | -20 mm |
| Nov | 30.3 °C | -0.5 °C | 121 mm | +50 mm |
| Dec | 31.9 °C | +1.4 °C | 6 mm | -7 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 Battambang?
Battambang has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.9 °C and it receives 1,084 mm of precipitation per year.
What is the hottest day ever recorded in Battambang?
The hottest day measured in Battambang between 1940 and 2025 was 27 April 2024, reaching 43.0 °C.
What is the coldest day in Battambang?
The coldest day measured in Battambang between 1940 and 2025 was 12 January 1955, at 11.6 °C.
Does it snow in Battambang?
Almost never: Battambang sees virtually no snow, with about 0 frost days per year.
Has the climate of Battambang warmed?
Yes: Battambang warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Battambang?
The wettest day measured in Battambang between 1940 and 2025 was 16 October 1988, with 121 mm of rain in 24 hours.
What was the windiest day in Battambang?
The windiest day measured in Battambang between 1940 and 2025 was 4 October 1990, with winds reaching 30.7 km/h.
What is the warmest month in Battambang?
The warmest month in Battambang is April (29.9 °C on average); the coldest is December (25.3 °C).
How much does it rain in Battambang?
Battambang receives on average 1,084 mm of precipitation per year, spread over about 176 rainy days.
Is it sunny in Battambang?
Battambang gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Battambang?
Yes: Battambang has on average 338 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Battambang?
In Battambang, between 1940 and 2025, the highest apparent temperature reached 49.0 °C on 24 April 2024, and the lowest was 9.0 °C on 12 January 1955.
Compare Battambang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Battambang