Pathein climate — normals and trends
Pathein (Myanmar) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.4 °C and it receives 2,314 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 (29.3 °C on average) and the coldest is January (23.8 °C). Rainfall peaks in August.
Pathein averages 0 frost days, 243 hot days (≥ 30 °C) and 184 rainy days per year.
Pathein has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.7 °C (on 17 May 2010) and the coldest 10.8 °C (on 26 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
PatheinAyeyarwady
- coords
- 16.78°, 94.73°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.4°C
Average daily high
31.4°C
Average daily low
23.0°C
Annual rainfall
2,314mm
Sunshine / day
9.1h
Mean relative humidity
81%
Average peak wind
13.5km/h
Seasonal range
5.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
243 d/yr
Rainy days (≥ 1 mm)
184 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.0 °C
Average feels-like low
26.9 °C
Average peak gust
29.9 km/h
Tropical nights (≥ 20 °C)
307 d/yr
Solar radiation
17.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.76 · 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
40.7 °C
17 May 2010
Coldest day
10.8 °C
26 December 1999
Wettest day
240 mm
14 June 2014
Windiest day
55.1 km/h
29 April 2006
Strongest gust
91.4 km/h
8 May 1975
Hottest feels-like
46.8 °C
11 April 2024
Coldest feels-like
9.3 °C
26 December 1999
Sunniest day
12.8 h
28 May 2023
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 | 31.2 °C | +0.7 °C | 1 mm | -7 mm |
| Feb | 33.3 °C | +0.5 °C | 6 mm | +3 mm |
| Mar | 35.4 °C | +0.5 °C | 0 mm | -7 mm |
| Apr | 34.2 °C | -1.5 °C | 137 mm | +105 mm |
| May | 32.2 °C | -1.0 °C | 283 mm | +57 mm |
| Jun | 30.2 °C | +0.2 °C | 533 mm | +70 mm |
| Jul | 29.8 °C | +0.3 °C | 442 mm | -26 mm |
| Aug | 30.3 °C | +1.0 °C | 406 mm | -67 mm |
| Sep | 30.1 °C | +0.2 °C | 439 mm | +71 mm |
| Oct | 31.7 °C | +1.0 °C | 175 mm | -16 mm |
| Nov | 30.5 °C | +0.1 °C | 79 mm | +17 mm |
| Dec | 30.9 °C | +1.1 °C | 0 mm | -15 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 Pathein?
Pathein has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.4 °C and it receives 2,314 mm of precipitation per year.
What is the hottest day ever recorded in Pathein?
The hottest day measured in Pathein between 1940 and 2025 was 17 May 2010, reaching 40.7 °C.
What is the coldest day in Pathein?
The coldest day measured in Pathein between 1940 and 2025 was 26 December 1999, at 10.8 °C.
Does it snow in Pathein?
Almost never: Pathein sees virtually no snow, with about 0 frost days per year.
Has the climate of Pathein warmed?
Yes: Pathein warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pathein?
The wettest day measured in Pathein between 1940 and 2025 was 14 June 2014, with 240 mm of rain in 24 hours.
What was the windiest day in Pathein?
The windiest day measured in Pathein between 1940 and 2025 was 29 April 2006, with winds reaching 55.1 km/h.
What is the warmest month in Pathein?
The warmest month in Pathein is April (29.3 °C on average); the coldest is January (23.8 °C).
How much does it rain in Pathein?
Pathein receives on average 2,314 mm of precipitation per year, spread over about 184 rainy days.
Is it sunny in Pathein?
Pathein gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
Are there tropical nights in Pathein?
Yes: Pathein has on average 307 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pathein?
In Pathein, between 1940 and 2025, the highest apparent temperature reached 46.8 °C on 11 April 2024, and the lowest was 9.3 °C on 26 December 1999.
Compare Pathein with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Pathein