Kalasin climate — normals and trends

Q: What is the climate of Kalasin?

Kalasin has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 1,362 mm of precipitation per year.

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

The hottest day measured in Kalasin between 1940 and 2025 was 30 April 2024, reaching 43.3 °C.

Q: What is the coldest day in Kalasin?

The coldest day measured in Kalasin between 1940 and 2025 was 12 January 1955, at 5.4 °C.

Q: Does it snow in Kalasin?

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

Q: Has the climate of Kalasin warmed?

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

Q: What is the wettest day in Kalasin?

The wettest day measured in Kalasin between 1940 and 2025 was 12 July 1962, with 189 mm of rain in 24 hours.

Q: What was the windiest day in Kalasin?

The windiest day measured in Kalasin between 1940 and 2025 was 26 October 1943, with winds reaching 34.8 km/h.

Q: What is the warmest month in Kalasin?

The warmest month in Kalasin is April (29.5 °C on average); the coldest is December (22.8 °C).

Q: How much does it rain in Kalasin?

Kalasin receives on average 1,362 mm of precipitation per year, spread over about 156 rainy days.

Q: Is it sunny in Kalasin?

Kalasin gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Kalasin (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 1,362 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 (29.5 °C on average) and the coldest is December (22.8 °C). Rainfall peaks in September.

Kalasin averages 0 frost days, 273 hot days (≥ 30 °C) and 156 rainy days per year.

Kalasin 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 43.3 °C (on 30 April 2024) and the coldest 5.4 °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

KalasinKalasin

coords: 16.43°, 103.51°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthAprilColdest monthDecemberWettest monthSeptemberDriest monthDecember

Mean daily temperature

26.7°C

Average daily high

31.7°C

Average daily low

22.7°C

Annual rainfall

1,362mm

Sunshine / day

9.9h

Mean relative humidity

71%

Average peak wind

13.8km/h

Seasonal range

6.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

273 d/yr

Rainy days (≥ 1 mm)

156 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.5 °C

Average feels-like low

25.3 °C

Average peak gust

31.2 km/h

Tropical nights (≥ 20 °C)

284 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

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

43.3 °C

30 April 2024

Coldest day

5.4 °C

12 January 1955

Wettest day

189 mm

12 July 1962

Windiest day

34.8 km/h

26 October 1943

Strongest gust

72.4 km/h

16 October 1952

Hottest feels-like

48.5 °C

21 March 1953

Coldest feels-like

1.7 °C

12 January 1955

Sunniest day

12.6 h

7 July 2011

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.2 °C5 March 2025	10.8 °C13 January 2025	26.7 °C	1,598 mm	276
2024	43.3 °C30 April 2024	14.2 °C23 December 2024	28.2 °C	1,188 mm	322
2023	41.1 °C6 May 2023	11.2 °C30 January 2023	27.8 °C	1,330 mm	312
2022	37.9 °C27 April 2022	13.2 °C19 December 2022	26.9 °C	1,542 mm	301
2021	38.3 °C29 March 2021	10.3 °C13 January 2021	27.2 °C	1,371 mm	286
2020	40.5 °C6 May 2020	13.4 °C22 December 2020	27.6 °C	1,358 mm	297
2019	41.6 °C20 April 2019	12.1 °C7 December 2019	28.3 °C	1,219 mm	329
2018	38.7 °C14 April 2018	12.1 °C6 February 2018	27.2 °C	1,148 mm	313
2017	39.5 °C22 April 2017	10.5 °C21 December 2017	27.2 °C	1,663 mm	304
2016	42.7 °C17 April 2016	9.8 °C8 February 2016	27.8 °C	1,332 mm	314
2015	41.2 °C20 April 2015	11.6 °C14 January 2015	27.8 °C	1,152 mm	313
2014	39.7 °C1 April 2014	10.9 °C24 January 2014	27.2 °C	1,160 mm	297
2013	40.8 °C5 April 2013	11.9 °C28 December 2013	27.1 °C	1,276 mm	283
2012	37.9 °C25 April 2012	14.9 °C20 February 2012	27.4 °C	1,235 mm	319
2011	38.4 °C21 March 2011	13.0 °C12 December 2011	26.3 °C	1,526 mm	255
2010	41.3 °C12 April 2010	14.0 °C27 December 2010	27.8 °C	1,384 mm	295
2009	39.8 °C24 April 2009	9.9 °C11 January 2009	27.1 °C	1,365 mm	301
2008	37.8 °C12 April 2008	12.3 °C3 January 2008	26.3 °C	1,406 mm	263
2007	41.7 °C23 April 2007	12.7 °C29 January 2007	27.3 °C	1,421 mm	289
2006	38.4 °C13 April 2006	12.2 °C22 December 2006	27.4 °C	1,296 mm	311
2005	39.9 °C12 April 2005	11.3 °C2 January 2005	27.3 °C	1,144 mm	300
2004	39.3 °C16 April 2004	11.8 °C25 January 2004	26.9 °C	1,075 mm	303
2003	40.2 °C7 May 2003	12.7 °C12 January 2003	27.2 °C	1,118 mm	298
2002	39.8 °C22 April 2002	14.3 °C6 January 2002	27.3 °C	1,611 mm	305
2001	40.5 °C10 April 2001	13.1 °C23 December 2001	27.1 °C	1,356 mm	289
2000	38.4 °C3 April 2000	11.6 °C2 February 2000	26.7 °C	1,641 mm	283
1999	39.1 °C19 March 1999	7.2 °C25 December 1999	26.6 °C	1,452 mm	272
1998	41.5 °C14 April 1998	14.0 °C13 December 1998	28.0 °C	1,139 mm	318
1997	38.4 °C14 June 1997	12.9 °C12 January 1997	27.0 °C	1,129 mm	294
1996	40.0 °C20 March 1996	11.1 °C1 January 1996	26.5 °C	1,475 mm	254
1995	39.3 °C23 April 1995	11.7 °C30 December 1995	26.9 °C	1,340 mm	288
1994	39.5 °C12 April 1994	12.7 °C24 January 1994	26.9 °C	1,187 mm	280
1993	40.0 °C4 April 1993	10.2 °C30 January 1993	26.6 °C	1,042 mm	278
1992	41.7 °C10 May 1992	11.8 °C2 December 1992	26.9 °C	1,259 mm	253
1991	40.1 °C19 April 1991	14.8 °C29 December 1991	27.1 °C	1,300 mm	278
1990	40.1 °C23 April 1990	13.3 °C5 December 1990	26.8 °C	1,537 mm	284
1989	40.3 °C23 April 1989	13.2 °C4 December 1989	26.5 °C	1,507 mm	268
1988	39.2 °C17 March 1988	13.2 °C12 December 1988	26.8 °C	1,366 mm	258
1987	38.9 °C13 April 1987	11.9 °C8 December 1987	27.1 °C	1,281 mm	282
1986	40.2 °C20 March 1986	11.5 °C4 March 1986	26.5 °C	1,315 mm	252
1985	39.7 °C12 April 1985	12.3 °C24 December 1985	26.6 °C	1,177 mm	271
1984	39.4 °C8 April 1984	10.2 °C9 January 1984	26.4 °C	1,338 mm	256
1983	41.9 °C14 April 1983	9.6 °C24 January 1983	27.0 °C	1,460 mm	272
1982	39.4 °C30 April 1982	9.0 °C29 December 1982	26.6 °C	1,438 mm	268
1981	39.0 °C8 April 1981	11.7 °C14 January 1981	26.5 °C	1,417 mm	272
1980	40.1 °C25 April 1980	13.1 °C24 December 1980	27.0 °C	1,387 mm	288
1979	39.7 °C8 April 1979	13.5 °C29 November 1979	27.0 °C	1,683 mm	292
1978	39.6 °C2 April 1978	12.9 °C16 December 1978	26.7 °C	1,838 mm	268
1977	41.0 °C7 June 1977	12.7 °C23 February 1977	26.6 °C	1,372 mm	272
1976	39.2 °C17 April 1976	9.7 °C16 January 1976	26.1 °C	1,498 mm	249
1975	40.2 °C28 April 1975	6.9 °C30 December 1975	26.2 °C	1,771 mm	254
1974	38.2 °C6 April 1974	6.8 °C2 January 1974	26.3 °C	1,563 mm	254
1973	40.6 °C10 April 1973	9.5 °C29 December 1973	26.8 °C	1,382 mm	261
1972	39.4 °C7 May 1972	12.1 °C15 January 1972	26.5 °C	1,415 mm	280
1971	37.6 °C8 April 1971	10.2 °C5 January 1971	25.7 °C	1,279 mm	228
1970	38.4 °C14 March 1970	12.6 °C20 January 1970	26.5 °C	1,358 mm	258
1969	39.3 °C5 May 1969	12.1 °C11 December 1969	26.8 °C	1,209 mm	263
1968	37.3 °C23 March 1968	11.3 °C5 January 1968	26.4 °C	1,307 mm	283
1967	39.0 °C2 April 1967	9.0 °C17 January 1967	26.1 °C	929 mm	225
1966	37.6 °C29 April 1966	13.4 °C1 January 1966	26.6 °C	1,456 mm	273
1965	37.3 °C4 April 1965	12.0 °C22 January 1965	26.4 °C	1,379 mm	288
1964	38.5 °C7 April 1964	10.4 °C19 December 1964	26.1 °C	1,714 mm	252
1963	39.1 °C15 May 1963	7.0 °C15 January 1963	25.8 °C	1,393 mm	247
1962	38.5 °C3 April 1962	9.9 °C28 January 1962	25.7 °C	1,808 mm	233
1961	39.0 °C24 March 1961	9.6 °C19 January 1961	26.4 °C	1,525 mm	265
1960	41.3 °C29 April 1960	7.7 °C3 January 1960	26.5 °C	1,514 mm	265
1959	38.5 °C4 April 1959	11.5 °C12 January 1959	26.6 °C	1,444 mm	277
1958	40.4 °C25 April 1958	12.7 °C6 January 1958	26.3 °C	1,389 mm	258
1957	39.4 °C15 May 1957	12.4 °C12 February 1957	26.4 °C	1,615 mm	273
1956	38.3 °C24 March 1956	9.7 °C17 January 1956	25.8 °C	1,458 mm	250
1955	41.3 °C18 April 1955	5.4 °C12 January 1955	26.0 °C	1,150 mm	268
1954	40.0 °C18 April 1954	9.8 °C17 December 1954	26.4 °C	1,054 mm	278
1953	35.9 °C21 March 1953	12.2 °C13 December 1953	25.8 °C	1,714 mm	263
1952	38.2 °C12 April 1952	10.8 °C10 December 1952	26.2 °C	1,636 mm	263
1951	39.0 °C10 April 1951	12.0 °C14 January 1951	26.2 °C	1,272 mm	261
1950	40.1 °C24 April 1950	12.2 °C25 December 1950	26.3 °C	1,082 mm	255
1949	37.9 °C23 March 1949	9.1 °C16 January 1949	26.5 °C	1,259 mm	261
1948	39.2 °C13 March 1948	9.8 °C2 January 1948	26.0 °C	1,377 mm	233
1947	38.2 °C7 May 1947	11.1 °C21 December 1947	26.6 °C	1,029 mm	279
1946	38.7 °C6 April 1946	9.8 °C8 January 1946	26.9 °C	638 mm	290
1945	37.5 °C4 March 1945	10.8 °C18 January 1945	25.6 °C	1,309 mm	241
1944	38.5 °C4 May 1944	9.8 °C22 December 1944	26.3 °C	1,220 mm	272
1943	37.9 °C25 March 1943	10.9 °C13 January 1943	25.4 °C	1,402 mm	224
1942	36.6 °C24 March 1942	12.4 °C16 December 1942	25.7 °C	1,238 mm	203
1941	37.9 °C1 March 1941	15.1 °C2 February 1941	26.2 °C	1,352 mm	201
1940	38.4 °C10 March 1940	11.5 °C3 January 1940	25.3 °C	1,611 mm	188

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

31.8 °C

+0.1 °C

Hot days (≥ 30 °C)

276 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1598 mm

+236 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.9 °C	-0.8 °C	0 mm	-7 mm
Feb	32.5 °C	+0.6 °C	1 mm	-13 mm
Mar	33.5 °C	-0.6 °C	39 mm	-4 mm
Apr	35.2 °C	+0.2 °C	64 mm	-17 mm
May	33.1 °C	-0.5 °C	230 mm	+45 mm
Jun	32.8 °C	+0.1 °C	179 mm	+1 mm
Jul	31.4 °C	-0.6 °C	217 mm	+22 mm
Aug	32.2 °C	+0.8 °C	254 mm	+14 mm
Sep	31.4 °C	+0.5 °C	421 mm	+141 mm
Oct	31.8 °C	+1.2 °C	92 mm	-17 mm
Nov	28.7 °C	-1.2 °C	100 mm	+76 mm
Dec	30.2 °C	+1.4 °C	2 mm	-3 mm

The year's extremes

Hottest day

39.2 °C

5 Mar 2025

Coldest day

10.8 °C

13 Jan 2025

Wettest day

66.8 mm

22 Sep 2025

Windiest day

29.7 km/h

26 Jan 2025

Strongest gust

57.2 km/h

23 Jul 2025

Hottest feels-like

44.7 °C

25 Apr 2025

Coldest feels-like

8.4 °C

13 Jan 2025

Sunniest day

12.4 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 Kalasin?

Kalasin has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 1,362 mm of precipitation per year.

What is the hottest day ever recorded in Kalasin?

The hottest day measured in Kalasin between 1940 and 2025 was 30 April 2024, reaching 43.3 °C.

What is the coldest day in Kalasin?

The coldest day measured in Kalasin between 1940 and 2025 was 12 January 1955, at 5.4 °C.

Does it snow in Kalasin?

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

Has the climate of Kalasin warmed?

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

What is the wettest day in Kalasin?

The wettest day measured in Kalasin between 1940 and 2025 was 12 July 1962, with 189 mm of rain in 24 hours.

What was the windiest day in Kalasin?

The windiest day measured in Kalasin between 1940 and 2025 was 26 October 1943, with winds reaching 34.8 km/h.

What is the warmest month in Kalasin?

The warmest month in Kalasin is April (29.5 °C on average); the coldest is December (22.8 °C).

How much does it rain in Kalasin?

Kalasin receives on average 1,362 mm of precipitation per year, spread over about 156 rainy days.

Is it sunny in Kalasin?

Kalasin gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in Kalasin?

Yes: Kalasin has on average 284 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Kalasin?

In Kalasin, between 1940 and 2025, the highest apparent temperature reached 48.5 °C on 21 March 1953, and the lowest was 1.7 °C on 12 January 1955.

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