Kamalasai climate — normals and trends

Q: What is the climate of Kamalasai?

Kamalasai has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 1,372 mm of precipitation per year.

Q: What is the hottest day ever recorded in Kamalasai?

The hottest day measured in Kamalasai between 1940 and 2025 was 30 April 2024, reaching 43.1 °C.

Q: What is the coldest day in Kamalasai?

The coldest day measured in Kamalasai between 1940 and 2025 was 12 January 1955, at 5.7 °C.

Q: Does it snow in Kamalasai?

Almost never: Kamalasai sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Kamalasai warmed?

Yes: Kamalasai warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Kamalasai?

The wettest day measured in Kamalasai between 1940 and 2025 was 12 July 1962, with 198 mm of rain in 24 hours.

Q: What was the windiest day in Kamalasai?

The windiest day measured in Kamalasai between 1940 and 2025 was 23 September 1964, with winds reaching 34.6 km/h.

Q: What is the warmest month in Kamalasai?

The warmest month in Kamalasai is April (29.6 °C on average); the coldest is December (23.1 °C).

Q: How much does it rain in Kamalasai?

Kamalasai receives on average 1,372 mm of precipitation per year, spread over about 158 rainy days.

Q: Is it sunny in Kamalasai?

Kamalasai gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Kamalasai (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.8 °C and it receives 1,372 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 (29.6 °C on average) and the coldest is December (23.1 °C). Rainfall peaks in September.

Kamalasai averages 0 frost days, 287 hot days (≥ 30 °C) and 158 rainy days per year.

Kamalasai 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 30 April 2024) and the coldest 5.7 °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

KamalasaiKalasin

coords: 16.34°, 103.58°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthAprilColdest monthDecemberWettest monthSeptemberDriest monthDecember

Mean daily temperature

26.8°C

Average daily high

32.1°C

Average daily low

22.7°C

Annual rainfall

1,372mm

Sunshine / day

10.0h

Mean relative humidity

70%

Average peak wind

14.0km/h

Seasonal range

6.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

287 d/yr

Rainy days (≥ 1 mm)

158 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.8 °C

Average feels-like low

25.3 °C

Average peak gust

31.9 km/h

Tropical nights (≥ 20 °C)

285 d/yr

Solar radiation

18.7 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

19402025

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

30 April 2024

Coldest day

5.7 °C

12 January 1955

Wettest day

198 mm

12 July 1962

Windiest day

34.6 km/h

23 September 1964

Strongest gust

74.2 km/h

16 October 1952

Hottest feels-like

48.8 °C

21 March 1953

Coldest feels-like

1.7 °C

12 January 1955

Sunniest day

12.6 h

4 July 1967

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.1 °C5 March 2025	11.0 °C13 January 2025	26.8 °C	1,596 mm	288
2024	43.1 °C30 April 2024	14.3 °C23 December 2024	28.3 °C	1,192 mm	324
2023	41.4 °C6 May 2023	11.6 °C30 January 2023	28.0 °C	1,299 mm	318
2022	37.9 °C27 April 2022	13.5 °C19 December 2022	27.1 °C	1,543 mm	311
2021	38.4 °C29 March 2021	10.5 °C13 January 2021	27.3 °C	1,479 mm	296
2020	40.1 °C10 May 2020	13.6 °C22 December 2020	27.7 °C	1,338 mm	307
2019	41.3 °C20 April 2019	12.6 °C7 December 2019	28.4 °C	1,212 mm	330
2018	39.1 °C14 April 2018	12.2 °C6 February 2018	27.4 °C	1,115 mm	321
2017	40.3 °C22 April 2017	10.8 °C21 December 2017	27.4 °C	1,760 mm	323
2016	42.9 °C17 April 2016	10.3 °C8 February 2016	28.0 °C	1,388 mm	334
2015	41.0 °C20 April 2015	11.8 °C14 January 2015	27.9 °C	1,141 mm	323
2014	39.8 °C1 April 2014	11.1 °C24 January 2014	27.4 °C	1,150 mm	318
2013	41.3 °C5 April 2013	12.1 °C28 December 2013	27.3 °C	1,235 mm	297
2012	38.2 °C25 February 2012	14.9 °C20 February 2012	27.6 °C	1,222 mm	329
2011	38.5 °C21 March 2011	13.2 °C12 December 2011	26.5 °C	1,547 mm	266
2010	41.4 °C12 April 2010	14.1 °C27 December 2010	28.0 °C	1,466 mm	305
2009	39.5 °C24 April 2009	10.2 °C11 January 2009	27.2 °C	1,481 mm	314
2008	38.0 °C12 April 2008	12.7 °C3 January 2008	26.5 °C	1,435 mm	267
2007	41.7 °C23 April 2007	12.9 °C4 February 2007	27.4 °C	1,494 mm	301
2006	38.5 °C13 April 2006	12.8 °C22 December 2006	27.4 °C	1,298 mm	316
2005	40.1 °C10 April 2005	11.3 °C2 January 2005	27.5 °C	1,130 mm	311
2004	39.6 °C16 April 2004	11.9 °C25 January 2004	27.1 °C	1,088 mm	317
2003	39.8 °C7 May 2003	12.7 °C12 January 2003	27.3 °C	1,201 mm	309
2002	39.4 °C22 April 2002	14.2 °C6 January 2002	27.4 °C	1,639 mm	312
2001	41.0 °C10 April 2001	13.2 °C23 December 2001	27.2 °C	1,328 mm	296
2000	38.8 °C3 April 2000	11.6 °C2 February 2000	26.8 °C	1,663 mm	297
1999	39.5 °C19 March 1999	7.5 °C25 December 1999	26.7 °C	1,478 mm	279
1998	42.0 °C14 April 1998	14.4 °C13 December 1998	28.2 °C	1,194 mm	325
1997	38.6 °C8 May 1997	12.8 °C12 January 1997	27.2 °C	1,097 mm	310
1996	40.0 °C20 March 1996	11.3 °C1 January 1996	26.6 °C	1,487 mm	270
1995	39.7 °C30 April 1995	11.8 °C6 January 1995	27.0 °C	1,357 mm	299
1994	39.8 °C12 April 1994	12.7 °C24 January 1994	27.1 °C	1,252 mm	301
1993	40.7 °C4 April 1993	10.3 °C30 January 1993	26.8 °C	1,051 mm	288
1992	41.7 °C10 May 1992	12.0 °C17 January 1992	27.1 °C	1,256 mm	275
1991	40.3 °C19 April 1991	14.9 °C29 December 1991	27.3 °C	1,321 mm	297
1990	40.0 °C23 April 1990	13.6 °C5 December 1990	26.9 °C	1,578 mm	296
1989	40.3 °C23 April 1989	13.3 °C4 December 1989	26.6 °C	1,464 mm	279
1988	39.5 °C30 March 1988	13.4 °C12 December 1988	26.9 °C	1,352 mm	276
1987	39.4 °C22 May 1987	12.2 °C8 December 1987	27.3 °C	1,291 mm	294
1986	40.5 °C20 March 1986	11.7 °C4 March 1986	26.7 °C	1,324 mm	275
1985	40.1 °C12 April 1985	12.6 °C17 December 1985	26.8 °C	1,240 mm	292
1984	39.8 °C5 April 1984	10.3 °C10 January 1984	26.5 °C	1,349 mm	270
1983	42.0 °C14 April 1983	9.6 °C24 January 1983	27.2 °C	1,448 mm	285
1982	39.6 °C30 April 1982	9.2 °C29 December 1982	26.8 °C	1,455 mm	285
1981	39.3 °C8 April 1981	11.9 °C12 January 1981	26.8 °C	1,359 mm	287
1980	40.7 °C25 April 1980	13.2 °C24 December 1980	27.2 °C	1,495 mm	301
1979	40.1 °C8 April 1979	13.8 °C29 November 1979	27.2 °C	1,574 mm	308
1978	40.1 °C2 April 1978	13.2 °C16 December 1978	26.9 °C	1,793 mm	282
1977	41.2 °C7 June 1977	12.7 °C23 February 1977	26.8 °C	1,379 mm	284
1976	39.6 °C17 April 1976	9.8 °C16 January 1976	26.3 °C	1,452 mm	267
1975	40.8 °C29 April 1975	7.3 °C30 December 1975	26.4 °C	1,707 mm	269
1974	38.8 °C6 April 1974	7.7 °C2 January 1974	26.5 °C	1,561 mm	281
1973	40.7 °C10 April 1973	10.1 °C29 December 1973	27.0 °C	1,366 mm	276
1972	40.0 °C7 May 1972	12.1 °C15 January 1972	26.7 °C	1,367 mm	293
1971	37.7 °C8 April 1971	10.3 °C5 January 1971	25.8 °C	1,226 mm	244
1970	38.6 °C14 March 1970	12.7 °C20 January 1970	26.6 °C	1,359 mm	267
1969	39.1 °C5 May 1969	12.3 °C11 December 1969	26.9 °C	1,248 mm	266
1968	37.6 °C1 April 1968	11.3 °C5 January 1968	26.5 °C	1,303 mm	298
1967	39.3 °C31 March 1967	9.2 °C17 January 1967	26.2 °C	924 mm	238
1966	38.2 °C29 April 1966	13.5 °C1 January 1966	26.7 °C	1,538 mm	281
1965	38.6 °C1 May 1965	11.2 °C2 January 1965	26.6 °C	1,352 mm	300
1964	39.0 °C7 April 1964	10.6 °C19 December 1964	26.3 °C	1,666 mm	267
1963	39.4 °C15 May 1963	7.4 °C15 January 1963	26.0 °C	1,369 mm	269
1962	38.8 °C3 April 1962	9.8 °C28 January 1962	25.9 °C	1,815 mm	248
1961	39.6 °C24 March 1961	9.9 °C19 January 1961	26.6 °C	1,558 mm	277
1960	42.1 °C29 April 1960	8.4 °C3 January 1960	26.7 °C	1,570 mm	275
1959	39.0 °C13 June 1959	11.7 °C12 January 1959	26.8 °C	1,385 mm	291
1958	40.7 °C25 April 1958	12.7 °C6 January 1958	26.5 °C	1,433 mm	271
1957	39.6 °C15 May 1957	12.6 °C12 February 1957	26.6 °C	1,554 mm	286
1956	38.5 °C24 March 1956	9.9 °C17 January 1956	25.9 °C	1,459 mm	266
1955	41.4 °C18 April 1955	5.7 °C12 January 1955	26.1 °C	1,188 mm	277
1954	39.9 °C18 April 1954	9.9 °C17 December 1954	26.6 °C	994 mm	292
1953	36.2 °C21 March 1953	12.6 °C13 December 1953	26.0 °C	1,743 mm	276
1952	38.5 °C12 April 1952	10.9 °C10 December 1952	26.3 °C	1,628 mm	282
1951	39.1 °C10 April 1951	12.0 °C14 January 1951	26.4 °C	1,248 mm	273
1950	40.4 °C24 April 1950	12.3 °C25 December 1950	26.5 °C	1,122 mm	272
1949	38.0 °C23 March 1949	9.2 °C16 January 1949	26.6 °C	1,399 mm	271
1948	39.4 °C13 March 1948	10.3 °C2 January 1948	26.1 °C	1,477 mm	252
1947	38.0 °C6 March 1947	11.3 °C21 December 1947	26.7 °C	1,056 mm	294
1946	38.9 °C6 April 1946	10.3 °C8 January 1946	27.0 °C	694 mm	298
1945	37.9 °C4 March 1945	11.1 °C18 January 1945	25.8 °C	1,301 mm	274
1944	39.0 °C4 May 1944	10.2 °C22 December 1944	26.5 °C	1,179 mm	291
1943	38.0 °C25 March 1943	10.9 °C13 January 1943	25.5 °C	1,499 mm	242
1942	36.7 °C24 February 1942	12.4 °C17 December 1942	25.8 °C	1,272 mm	226
1941	38.1 °C1 March 1941	15.2 °C2 February 1941	26.3 °C	1,356 mm	227
1940	38.5 °C10 March 1940	12.0 °C3 January 1940	25.5 °C	1,595 mm	214

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?

Year

Across the whole year

Average daily high

32.0 °C

-0.1 °C

Hot days (≥ 30 °C)

288 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1596 mm

+224 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.3 °C	-0.8 °C	0 mm	-7 mm
Feb	32.7 °C	+0.4 °C	2 mm	-13 mm
Mar	33.7 °C	-0.8 °C	37 mm	-10 mm
Apr	35.3 °C	0.0 °C	65 mm	-17 mm
May	33.3 °C	-0.6 °C	258 mm	+72 mm
Jun	33.1 °C	+0.1 °C	186 mm	+11 mm
Jul	31.7 °C	-0.7 °C	216 mm	+24 mm
Aug	32.5 °C	+0.8 °C	229 mm	-8 mm
Sep	31.5 °C	+0.4 °C	399 mm	+112 mm
Oct	31.8 °C	+1.0 °C	96 mm	-18 mm
Nov	29.0 °C	-1.3 °C	103 mm	+78 mm
Dec	30.6 °C	+1.3 °C	7 mm	+2 mm

The year's extremes

Hottest day

39.1 °C

5 Mar 2025

Coldest day

11.0 °C

13 Jan 2025

Wettest day

50.9 mm

30 Aug 2025

Windiest day

29.7 km/h

26 Jan 2025

Strongest gust

62.3 km/h

23 Jul 2025

Hottest feels-like

44.7 °C

25 Apr 2025

Coldest feels-like

8.6 °C

13 Jan 2025

Sunniest day

12.3 h

18 Jul 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Kamalasai?

Kamalasai has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 1,372 mm of precipitation per year.

What is the hottest day ever recorded in Kamalasai?

The hottest day measured in Kamalasai between 1940 and 2025 was 30 April 2024, reaching 43.1 °C.

What is the coldest day in Kamalasai?

The coldest day measured in Kamalasai between 1940 and 2025 was 12 January 1955, at 5.7 °C.

Does it snow in Kamalasai?

Almost never: Kamalasai sees virtually no snow, with about 0 frost days per year.

Has the climate of Kamalasai warmed?

Yes: Kamalasai warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Kamalasai?

The wettest day measured in Kamalasai between 1940 and 2025 was 12 July 1962, with 198 mm of rain in 24 hours.

What was the windiest day in Kamalasai?

The windiest day measured in Kamalasai between 1940 and 2025 was 23 September 1964, with winds reaching 34.6 km/h.

What is the warmest month in Kamalasai?

The warmest month in Kamalasai is April (29.6 °C on average); the coldest is December (23.1 °C).

How much does it rain in Kamalasai?

Kamalasai receives on average 1,372 mm of precipitation per year, spread over about 158 rainy days.

Is it sunny in Kamalasai?

Kamalasai gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Are there tropical nights in Kamalasai?

Yes: Kamalasai has on average 285 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Kamalasai?

In Kamalasai, between 1940 and 2025, the highest apparent temperature reached 48.8 °C on 21 March 1953, and the lowest was 1.7 °C on 12 January 1955.

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