Chơn Thành climate — normals and trends
Chơn Thành (Vietnam) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.9 °C and it receives 2,023 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 (25.8 °C). Rainfall peaks in September.
Chơn Thành averages 0 frost days, 286 hot days (≥ 30 °C) and 217 rainy days per year.
Chơn Thành has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.8 °C (on 18 May 2010) and the coldest 14.3 °C (on 28 January 1962).
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
Chơn ThànhDong Nai
- coords
- 11.43°, 106.64°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.9°C
Average daily high
31.6°C
Average daily low
23.5°C
Annual rainfall
2,023mm
Sunshine / day
9.9h
Mean relative humidity
78%
Average peak wind
11.0km/h
Seasonal range
3.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
286 d/yr
Rainy days (≥ 1 mm)
217 d/yr
Annual snowfall
0.0 cm
Average feels-like high
37.1 °C
Average feels-like low
27.5 °C
Average peak gust
27.1 km/h
Tropical nights (≥ 20 °C)
349 d/yr
Solar radiation
18.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.80 · 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
40.8 °C
18 May 2010
Coldest day
14.3 °C
28 January 1962
Wettest day
146 mm
11 October 2010
Windiest day
28.2 km/h
20 October 1968
Strongest gust
70.2 km/h
18 August 1957
Hottest feels-like
46.8 °C
18 May 2010
Coldest feels-like
13.1 °C
3 December 1955
Sunniest day
12.3 h
28 May 1944
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 | 32.1 °C | +0.3 °C | 2 mm | -14 mm |
| Feb | 33.1 °C | 0.0 °C | 17 mm | +2 mm |
| Mar | 33.7 °C | -0.1 °C | 38 mm | +1 mm |
| Apr | 34.5 °C | +0.6 °C | 61 mm | -34 mm |
| May | 33.4 °C | +0.8 °C | 240 mm | +37 mm |
| Jun | 31.3 °C | +0.2 °C | 305 mm | +28 mm |
| Jul | 31.4 °C | +0.9 °C | 290 mm | -15 mm |
| Aug | 31.4 °C | +1.0 °C | 313 mm | +2 mm |
| Sep | 30.6 °C | +0.4 °C | 381 mm | +50 mm |
| Oct | 31.1 °C | +0.8 °C | 262 mm | -2 mm |
| Nov | 30.2 °C | -0.2 °C | 164 mm | +36 mm |
| Dec | 31.3 °C | +0.7 °C | 38 mm | -4 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 Chơn Thành?
Chơn Thành has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.9 °C and it receives 2,023 mm of precipitation per year.
What is the hottest day ever recorded in Chơn Thành?
The hottest day measured in Chơn Thành between 1940 and 2025 was 18 May 2010, reaching 40.8 °C.
What is the coldest day in Chơn Thành?
The coldest day measured in Chơn Thành between 1940 and 2025 was 28 January 1962, at 14.3 °C.
Does it snow in Chơn Thành?
Almost never: Chơn Thành sees virtually no snow, with about 0 frost days per year.
Has the climate of Chơn Thành warmed?
Yes: Chơn Thành warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chơn Thành?
The wettest day measured in Chơn Thành between 1940 and 2025 was 11 October 2010, with 146 mm of rain in 24 hours.
What was the windiest day in Chơn Thành?
The windiest day measured in Chơn Thành between 1940 and 2025 was 20 October 1968, with winds reaching 28.2 km/h.
What is the warmest month in Chơn Thành?
The warmest month in Chơn Thành is April (28.8 °C on average); the coldest is December (25.8 °C).
How much does it rain in Chơn Thành?
Chơn Thành receives on average 2,023 mm of precipitation per year, spread over about 217 rainy days.
Is it sunny in Chơn Thành?
Chơn Thành gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in Chơn Thành?
Yes: Chơn Thành has on average 349 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chơn Thành?
In Chơn Thành, between 1940 and 2025, the highest apparent temperature reached 46.8 °C on 18 May 2010, and the lowest was 13.1 °C on 3 December 1955.
Compare Chơn Thành with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chơn Thành