Kawthaung climate — normals and trends
Kawthaung (Myanmar) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 26.5 °C and it receives 2,634 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 (27.6 °C on average) and the coldest is December (25.8 °C). Rainfall peaks in September.
Kawthaung averages 0 frost days, 24 hot days (≥ 30 °C) and 231 rainy days per year.
Kawthaung 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 33.3 °C (on 28 March 1991) and the coldest 20.3 °C (on 25 December 1999).
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
KawthaungTanintharyi Region
- coords
- 9.98°, 98.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.5°C
Average daily high
28.0°C
Average daily low
25.3°C
Annual rainfall
2,634mm
Sunshine / day
9.5h
Mean relative humidity
82%
Average peak wind
21.0km/h
Seasonal range
1.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
24 d/yr
Rainy days (≥ 1 mm)
231 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.4 °C
Average feels-like low
28.5 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
18.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.75 · 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
33.3 °C
28 March 1991
Coldest day
20.3 °C
25 December 1999
Wettest day
207 mm
28 March 2011
Windiest day
45.9 km/h
26 May 1974
Strongest gust
78.1 km/h
3 August 2020
Hottest feels-like
40.9 °C
14 May 2016
Coldest feels-like
17.8 °C
25 December 1999
Sunniest day
12.6 h
13 June 1942
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 | 28.2 °C | +0.2 °C | 9 mm | -16 mm |
| Feb | 28.8 °C | 0.0 °C | 48 mm | +26 mm |
| Mar | 30.0 °C | +0.7 °C | 21 mm | -27 mm |
| Apr | 29.5 °C | +0.2 °C | 178 mm | +65 mm |
| May | 28.9 °C | +0.5 °C | 362 mm | +44 mm |
| Jun | 28.1 °C | +0.3 °C | 341 mm | -22 mm |
| Jul | 28.2 °C | +0.8 °C | 317 mm | -57 mm |
| Aug | 27.8 °C | +0.6 °C | 433 mm | +12 mm |
| Sep | 27.3 °C | +0.3 °C | 385 mm | -54 mm |
| Oct | 27.9 °C | +0.6 °C | 272 mm | -44 mm |
| Nov | 27.5 °C | -0.2 °C | 186 mm | +40 mm |
| Dec | 28.5 °C | +0.8 °C | 31 mm | -20 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 Kawthaung?
Kawthaung has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 26.5 °C and it receives 2,634 mm of precipitation per year.
What is the hottest day ever recorded in Kawthaung?
The hottest day measured in Kawthaung between 1940 and 2025 was 28 March 1991, reaching 33.3 °C.
What is the coldest day in Kawthaung?
The coldest day measured in Kawthaung between 1940 and 2025 was 25 December 1999, at 20.3 °C.
Does it snow in Kawthaung?
Almost never: Kawthaung sees virtually no snow, with about 0 frost days per year.
Has the climate of Kawthaung warmed?
Yes: Kawthaung warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kawthaung?
The wettest day measured in Kawthaung between 1940 and 2025 was 28 March 2011, with 207 mm of rain in 24 hours.
What was the windiest day in Kawthaung?
The windiest day measured in Kawthaung between 1940 and 2025 was 26 May 1974, with winds reaching 45.9 km/h.
What is the warmest month in Kawthaung?
The warmest month in Kawthaung is April (27.6 °C on average); the coldest is December (25.8 °C).
How much does it rain in Kawthaung?
Kawthaung receives on average 2,634 mm of precipitation per year, spread over about 231 rainy days.
Is it sunny in Kawthaung?
Kawthaung gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
Are there tropical nights in Kawthaung?
Yes: Kawthaung has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kawthaung?
In Kawthaung, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 14 May 2016, and the lowest was 17.8 °C on 25 December 1999.
Compare Kawthaung with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kawthaung