Nong Kung Si climate — normals and trends
Nong Kung Si (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.5 °C and it receives 1,341 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 December (22.5 °C). Rainfall peaks in September.
Nong Kung Si averages 0 frost days, 262 hot days (≥ 30 °C) and 152 rainy days per year.
Nong Kung Si has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 43.1 °C (on 17 April 2016) and the coldest 4.4 °C (on 2 January 1974).
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
Nong Kung SiKalasin
- coords
- 16.65°, 103.30°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.5°C
Average daily high
31.5°C
Average daily low
22.5°C
Annual rainfall
1,341mm
Sunshine / day
10.0h
Mean relative humidity
72%
Average peak wind
12.9km/h
Seasonal range
6.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
262 d/yr
Rainy days (≥ 1 mm)
152 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.3 °C
Average feels-like low
25.2 °C
Average peak gust
30.1 km/h
Tropical nights (≥ 20 °C)
281 d/yr
Solar radiation
18.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.60 · 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
43.1 °C
17 April 2016
Coldest day
4.4 °C
2 January 1974
Wettest day
190 mm
18 August 1991
Windiest day
33.5 km/h
26 October 1943
Strongest gust
75.6 km/h
23 July 1992
Hottest feels-like
48.3 °C
21 March 1953
Coldest feels-like
1.5 °C
12 January 1955
Sunniest day
12.7 h
19 July 1941
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 | 28.5 °C | -0.8 °C | 0 mm | -8 mm |
| Feb | 32.1 °C | +0.4 °C | 3 mm | -13 mm |
| Mar | 33.5 °C | -0.4 °C | 38 mm | -5 mm |
| Apr | 35.1 °C | +0.3 °C | 49 mm | -32 mm |
| May | 32.8 °C | -0.4 °C | 217 mm | +35 mm |
| Jun | 32.5 °C | +0.1 °C | 149 mm | -24 mm |
| Jul | 31.1 °C | -0.7 °C | 253 mm | +64 mm |
| Aug | 31.9 °C | +0.8 °C | 291 mm | +49 mm |
| Sep | 31.5 °C | +0.7 °C | 382 mm | +106 mm |
| Oct | 31.7 °C | +1.2 °C | 76 mm | -27 mm |
| Nov | 28.5 °C | -1.2 °C | 87 mm | +64 mm |
| Dec | 30.4 °C | +1.9 °C | 3 mm | -1 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 Nong Kung Si?
Nong Kung Si has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.5 °C and it receives 1,341 mm of precipitation per year.
What is the hottest day ever recorded in Nong Kung Si?
The hottest day measured in Nong Kung Si between 1940 and 2025 was 17 April 2016, reaching 43.1 °C.
What is the coldest day in Nong Kung Si?
The coldest day measured in Nong Kung Si between 1940 and 2025 was 2 January 1974, at 4.4 °C.
Does it snow in Nong Kung Si?
Almost never: Nong Kung Si sees virtually no snow, with about 0 frost days per year.
Has the climate of Nong Kung Si warmed?
Yes: Nong Kung Si warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nong Kung Si?
The wettest day measured in Nong Kung Si between 1940 and 2025 was 18 August 1991, with 190 mm of rain in 24 hours.
What was the windiest day in Nong Kung Si?
The windiest day measured in Nong Kung Si between 1940 and 2025 was 26 October 1943, with winds reaching 33.5 km/h.
What is the warmest month in Nong Kung Si?
The warmest month in Nong Kung Si is April (29.3 °C on average); the coldest is December (22.5 °C).
How much does it rain in Nong Kung Si?
Nong Kung Si receives on average 1,341 mm of precipitation per year, spread over about 152 rainy days.
Is it sunny in Nong Kung Si?
Nong Kung Si gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Nong Kung Si?
Yes: Nong Kung Si has on average 281 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nong Kung Si?
In Nong Kung Si, between 1940 and 2025, the highest apparent temperature reached 48.3 °C on 21 March 1953, and the lowest was 1.5 °C on 12 January 1955.
Compare Nong Kung Si with another city
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Nearby cities
The climate around Nong Kung Si