Shwegyin climate — normals and trends
Shwegyin (Myanmar) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 25.0 °C and it receives 3,142 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 (28.6 °C on average) and the coldest is January (21.9 °C). Rainfall peaks in July.
Shwegyin averages 0 frost days, 197 hot days (≥ 30 °C) and 189 rainy days per year.
Shwegyin has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.6 °C (on 10 May 1998) and the coldest 7.5 °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
ShwegyinBago Region
- coords
- 17.92°, 96.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.0°C
Average daily high
30.6°C
Average daily low
20.8°C
Annual rainfall
3,142mm
Sunshine / day
8.8h
Mean relative humidity
78%
Average peak wind
8.3km/h
Seasonal range
6.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
197 d/yr
Rainy days (≥ 1 mm)
189 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.6 °C
Average feels-like low
24.0 °C
Average peak gust
28.1 km/h
Tropical nights (≥ 20 °C)
251 d/yr
Solar radiation
16.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.81 · 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
41.6 °C
10 May 1998
Coldest day
7.5 °C
26 December 1999
Wettest day
191 mm
20 August 1970
Windiest day
28.0 km/h
3 May 2008
Strongest gust
92.9 km/h
3 May 2008
Hottest feels-like
46.3 °C
8 May 2003
Coldest feels-like
4.8 °C
25 December 1999
Sunniest day
13.0 h
30 May 1945
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 | 30.6 °C | +0.9 °C | 0 mm | -8 mm |
| Feb | 32.8 °C | +0.7 °C | 18 mm | +13 mm |
| Mar | 34.9 °C | +0.4 °C | 1 mm | -10 mm |
| Apr | 33.6 °C | -1.8 °C | 95 mm | +46 mm |
| May | 31.8 °C | +0.1 °C | 460 mm | +137 mm |
| Jun | 29.0 °C | +0.5 °C | 770 mm | +111 mm |
| Jul | 28.4 °C | +0.3 °C | 945 mm | +228 mm |
| Aug | 29.1 °C | +1.1 °C | 424 mm | -260 mm |
| Sep | 29.7 °C | +0.7 °C | 551 mm | +126 mm |
| Oct | 31.4 °C | +1.2 °C | 163 mm | -40 mm |
| Nov | 29.4 °C | -0.7 °C | 219 mm | +173 mm |
| Dec | 30.5 °C | +1.2 °C | 3 mm | -8 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 Shwegyin?
Shwegyin has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 3,142 mm of precipitation per year.
What is the hottest day ever recorded in Shwegyin?
The hottest day measured in Shwegyin between 1940 and 2025 was 10 May 1998, reaching 41.6 °C.
What is the coldest day in Shwegyin?
The coldest day measured in Shwegyin between 1940 and 2025 was 26 December 1999, at 7.5 °C.
Does it snow in Shwegyin?
Almost never: Shwegyin sees virtually no snow, with about 0 frost days per year.
Has the climate of Shwegyin warmed?
Yes: Shwegyin warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Shwegyin?
The wettest day measured in Shwegyin between 1940 and 2025 was 20 August 1970, with 191 mm of rain in 24 hours.
What was the windiest day in Shwegyin?
The windiest day measured in Shwegyin between 1940 and 2025 was 3 May 2008, with winds reaching 28.0 km/h.
What is the warmest month in Shwegyin?
The warmest month in Shwegyin is April (28.6 °C on average); the coldest is January (21.9 °C).
How much does it rain in Shwegyin?
Shwegyin receives on average 3,142 mm of precipitation per year, spread over about 189 rainy days.
Is it sunny in Shwegyin?
Shwegyin gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
Are there tropical nights in Shwegyin?
Yes: Shwegyin has on average 251 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Shwegyin?
In Shwegyin, between 1940 and 2025, the highest apparent temperature reached 46.3 °C on 8 May 2003, and the lowest was 4.8 °C on 25 December 1999.
Compare Shwegyin with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Shwegyin