Klaeng climate — normals and trends
Klaeng (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.8 °C and it receives 2,093 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 (28.0 °C on average) and the coldest is December (25.5 °C). Rainfall peaks in September.
Klaeng averages 0 frost days, 250 hot days (≥ 30 °C) and 225 rainy days per year.
Klaeng 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 35.8 °C (on 5 May 2016) and the coldest 13.3 °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
KlaengRayong
- coords
- 12.78°, 101.65°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.8°C
Average daily high
30.6°C
Average daily low
24.1°C
Annual rainfall
2,093mm
Sunshine / day
9.8h
Mean relative humidity
82%
Average peak wind
12.9km/h
Seasonal range
2.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
250 d/yr
Rainy days (≥ 1 mm)
225 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.0 °C
Average feels-like low
28.3 °C
Average peak gust
30.9 km/h
Tropical nights (≥ 20 °C)
348 d/yr
Solar radiation
18.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.83 · 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
35.8 °C
5 May 2016
Coldest day
13.3 °C
12 January 1955
Wettest day
126 mm
25 April 1991
Windiest day
31.4 km/h
3 November 2009
Strongest gust
66.6 km/h
3 August 2020
Hottest feels-like
44.4 °C
6 May 2023
Coldest feels-like
9.6 °C
12 January 1955
Sunniest day
12.7 h
13 July 1941
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 | 31.5 °C | +0.7 °C | 1 mm | -19 mm |
| Feb | 32.6 °C | +1.6 °C | 48 mm | +7 mm |
| Mar | 31.7 °C | +0.3 °C | 77 mm | +3 mm |
| Apr | 32.3 °C | +0.6 °C | 131 mm | +16 mm |
| May | 31.2 °C | +0.3 °C | 387 mm | +122 mm |
| Jun | 31.3 °C | +1.0 °C | 263 mm | -47 mm |
| Jul | 30.9 °C | +0.9 °C | 307 mm | -1 mm |
| Aug | 30.9 °C | +0.9 °C | 238 mm | -65 mm |
| Sep | 30.5 °C | +0.7 °C | 303 mm | -54 mm |
| Oct | 30.9 °C | +0.6 °C | 159 mm | -72 mm |
| Nov | 29.9 °C | -0.6 °C | 101 mm | +42 mm |
| Dec | 31.7 °C | +1.3 °C | 3 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 Klaeng?
Klaeng has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 2,093 mm of precipitation per year.
What is the hottest day ever recorded in Klaeng?
The hottest day measured in Klaeng between 1940 and 2025 was 5 May 2016, reaching 35.8 °C.
What is the coldest day in Klaeng?
The coldest day measured in Klaeng between 1940 and 2025 was 12 January 1955, at 13.3 °C.
Does it snow in Klaeng?
Almost never: Klaeng sees virtually no snow, with about 0 frost days per year.
Has the climate of Klaeng warmed?
Yes: Klaeng warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Klaeng?
The wettest day measured in Klaeng between 1940 and 2025 was 25 April 1991, with 126 mm of rain in 24 hours.
What was the windiest day in Klaeng?
The windiest day measured in Klaeng between 1940 and 2025 was 3 November 2009, with winds reaching 31.4 km/h.
What is the warmest month in Klaeng?
The warmest month in Klaeng is April (28.0 °C on average); the coldest is December (25.5 °C).
How much does it rain in Klaeng?
Klaeng receives on average 2,093 mm of precipitation per year, spread over about 225 rainy days.
Is it sunny in Klaeng?
Klaeng gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.
Are there tropical nights in Klaeng?
Yes: Klaeng has on average 348 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Klaeng?
In Klaeng, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 6 May 2023, and the lowest was 9.6 °C on 12 January 1955.
Compare Klaeng with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Klaeng