Bang Lamung climate — normals and trends
Bang Lamung (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.5 °C and it receives 1,382 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 (28.8 °C on average) and the coldest is December (25.6 °C). Rainfall peaks in September.
Bang Lamung averages 0 frost days, 280 hot days (≥ 30 °C) and 200 rainy days per year.
Bang Lamung has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.6 °C (on 23 April 1990) and the coldest 13.0 °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
Bang LamungChon Buri
- coords
- 13.05°, 100.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.5°C
Average daily high
31.0°C
Average daily low
24.8°C
Annual rainfall
1,382mm
Sunshine / day
10.1h
Mean relative humidity
79%
Average peak wind
14.6km/h
Seasonal range
3.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
280 d/yr
Rainy days (≥ 1 mm)
200 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.1 °C
Average feels-like low
28.8 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
350 d/yr
Solar radiation
18.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.83 · 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
36.6 °C
23 April 1990
Coldest day
13.0 °C
12 January 1955
Wettest day
122 mm
28 September 2020
Windiest day
34.1 km/h
28 December 1975
Strongest gust
70.9 km/h
9 August 2007
Hottest feels-like
45.2 °C
18 April 1953
Coldest feels-like
8.6 °C
12 January 1955
Sunniest day
12.7 h
13 July 2023
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 | 30.8 °C | +0.1 °C | 2 mm | -23 mm |
| Feb | 31.8 °C | +0.6 °C | 73 mm | +34 mm |
| Mar | 31.7 °C | -0.2 °C | 55 mm | -7 mm |
| Apr | 32.4 °C | -0.1 °C | 132 mm | +43 mm |
| May | 31.6 °C | -0.3 °C | 274 mm | +113 mm |
| Jun | 32.0 °C | +0.8 °C | 90 mm | -54 mm |
| Jul | 31.5 °C | +0.7 °C | 135 mm | -17 mm |
| Aug | 31.8 °C | +1.1 °C | 140 mm | -16 mm |
| Sep | 31.2 °C | +0.8 °C | 187 mm | -57 mm |
| Oct | 31.1 °C | +0.7 °C | 214 mm | -9 mm |
| Nov | 29.8 °C | -0.5 °C | 144 mm | +75 mm |
| Dec | 31.3 °C | +1.1 °C | 7 mm | -9 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 Bang Lamung?
Bang Lamung has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.5 °C and it receives 1,382 mm of precipitation per year.
What is the hottest day ever recorded in Bang Lamung?
The hottest day measured in Bang Lamung between 1940 and 2025 was 23 April 1990, reaching 36.6 °C.
What is the coldest day in Bang Lamung?
The coldest day measured in Bang Lamung between 1940 and 2025 was 12 January 1955, at 13.0 °C.
Does it snow in Bang Lamung?
Almost never: Bang Lamung sees virtually no snow, with about 0 frost days per year.
Has the climate of Bang Lamung warmed?
Yes: Bang Lamung warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bang Lamung?
The wettest day measured in Bang Lamung between 1940 and 2025 was 28 September 2020, with 122 mm of rain in 24 hours.
What was the windiest day in Bang Lamung?
The windiest day measured in Bang Lamung between 1940 and 2025 was 28 December 1975, with winds reaching 34.1 km/h.
What is the warmest month in Bang Lamung?
The warmest month in Bang Lamung is April (28.8 °C on average); the coldest is December (25.6 °C).
How much does it rain in Bang Lamung?
Bang Lamung receives on average 1,382 mm of precipitation per year, spread over about 200 rainy days.
Is it sunny in Bang Lamung?
Bang Lamung gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Bang Lamung?
Yes: Bang Lamung has on average 350 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bang Lamung?
In Bang Lamung, between 1940 and 2025, the highest apparent temperature reached 45.2 °C on 18 April 1953, and the lowest was 8.6 °C on 12 January 1955.
Compare Bang Lamung with another city
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Nearby cities
The climate around Bang Lamung