Changwat Sara Buri climate — normals and trends

Q: What is the climate of Changwat Sara Buri?

Changwat Sara Buri has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.1 °C and it receives 1,442 mm of precipitation per year.

Q: What is the hottest day ever recorded in Changwat Sara Buri?

The hottest day measured in Changwat Sara Buri between 1940 and 2025 was 24 April 1980, reaching 39.8 °C.

Q: What is the coldest day in Changwat Sara Buri?

The coldest day measured in Changwat Sara Buri between 1940 and 2025 was 12 January 1955, at 10.5 °C.

Q: Does it snow in Changwat Sara Buri?

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

Q: Has the climate of Changwat Sara Buri warmed?

Yes: Changwat Sara Buri warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Changwat Sara Buri?

The wettest day measured in Changwat Sara Buri between 1940 and 2025 was 4 September 1943, with 197 mm of rain in 24 hours.

Q: What was the windiest day in Changwat Sara Buri?

The windiest day measured in Changwat Sara Buri between 1940 and 2025 was 26 October 1943, with winds reaching 30.3 km/h.

Q: What is the warmest month in Changwat Sara Buri?

The warmest month in Changwat Sara Buri is April (29.3 °C on average); the coldest is December (24.8 °C).

Q: How much does it rain in Changwat Sara Buri?

Changwat Sara Buri receives on average 1,442 mm of precipitation per year, spread over about 181 rainy days.

Q: Is it sunny in Changwat Sara Buri?

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

Changwat Sara Buri (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.1 °C and it receives 1,442 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 (24.8 °C). Rainfall peaks in September.

Changwat Sara Buri averages 0 frost days, 303 hot days (≥ 30 °C) and 181 rainy days per year.

Changwat Sara Buri 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 39.8 °C (on 24 April 1980) and the coldest 10.5 °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

Changwat Sara BuriSaraburi

coords: 14.53°, 100.92°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthAprilColdest monthDecemberWettest monthSeptemberDriest monthDecember

Mean daily temperature

27.1°C

Average daily high

32.0°C

Average daily low

23.4°C

Annual rainfall

1,442mm

Sunshine / day

10.0h

Mean relative humidity

74%

Average peak wind

12.0km/h

Seasonal range

4.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

303 d/yr

Rainy days (≥ 1 mm)

181 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.7 °C

Average feels-like low

26.8 °C

Average peak gust

29.8 km/h

Tropical nights (≥ 20 °C)

330 d/yr

Solar radiation

18.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.75 · 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

39.8 °C

24 April 1980

Coldest day

10.5 °C

12 January 1955

Wettest day

197 mm

4 September 1943

Windiest day

30.3 km/h

26 October 1943

Strongest gust

70.9 km/h

3 August 2019

Hottest feels-like

46.4 °C

19 April 1953

Coldest feels-like

7.6 °C

12 January 1955

Sunniest day

12.8 h

13 July 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	37.5 °C26 April 2025	15.6 °C29 November 2025	27.5 °C	1,676 mm	321
2024	39.4 °C27 April 2024	18.2 °C23 December 2024	28.6 °C	1,345 mm	343
2023	38.9 °C6 May 2023	17.0 °C30 January 2023	28.4 °C	1,334 mm	343
2022	36.6 °C27 April 2022	17.2 °C19 December 2022	27.4 °C	1,663 mm	323
2021	37.4 °C3 April 2021	15.0 °C14 January 2021	27.7 °C	1,663 mm	322
2020	37.9 °C9 March 2020	18.0 °C21 December 2020	28.2 °C	1,335 mm	331
2019	38.2 °C20 April 2019	16.6 °C7 December 2019	28.2 °C	1,226 mm	335
2018	36.5 °C24 April 2018	17.7 °C13 January 2018	27.7 °C	1,575 mm	342
2017	37.9 °C22 April 2017	14.8 °C20 December 2017	27.9 °C	1,395 mm	331
2016	39.2 °C11 April 2016	14.9 °C26 January 2016	28.4 °C	1,088 mm	340
2015	38.4 °C11 July 2015	17.2 °C23 January 2015	28.2 °C	1,157 mm	339
2014	37.1 °C12 May 2014	13.4 °C24 January 2014	27.7 °C	1,296 mm	336
2013	38.9 °C2 May 2013	15.1 °C28 December 2013	27.6 °C	1,354 mm	311
2012	37.3 °C26 April 2012	19.4 °C9 January 2012	27.9 °C	1,377 mm	344
2011	36.4 °C4 May 2011	16.8 °C12 December 2011	27.1 °C	1,728 mm	304
2010	38.7 °C22 April 2010	18.6 °C18 December 2010	28.0 °C	1,402 mm	326
2009	37.2 °C16 April 2009	14.7 °C12 January 2009	27.3 °C	1,440 mm	326
2008	37.0 °C21 April 2008	16.6 °C2 January 2008	27.2 °C	1,695 mm	304
2007	37.7 °C16 June 2007	16.1 °C4 February 2007	27.7 °C	1,262 mm	327
2006	37.3 °C4 May 2006	15.7 °C24 December 2006	27.8 °C	1,375 mm	333
2005	39.3 °C3 May 2005	14.9 °C3 January 2005	27.9 °C	1,394 mm	320
2004	37.8 °C18 April 2004	16.6 °C30 December 2004	27.6 °C	1,131 mm	343
2003	38.4 °C29 May 2003	15.8 °C14 January 2003	27.6 °C	1,222 mm	331
2002	36.9 °C22 April 2002	16.6 °C1 January 2002	27.7 °C	1,646 mm	334
2001	38.6 °C11 April 2001	16.4 °C31 December 2001	27.5 °C	1,425 mm	318
2000	38.0 °C10 May 2000	14.3 °C4 February 2000	27.2 °C	1,605 mm	323
1999	37.7 °C4 April 1999	11.8 °C25 December 1999	26.9 °C	1,724 mm	298
1998	38.4 °C16 April 1998	17.4 °C17 December 1998	28.1 °C	1,220 mm	340
1997	39.1 °C20 June 1997	15.8 °C13 January 1997	27.8 °C	1,274 mm	344
1996	37.8 °C31 March 1996	13.8 °C2 January 1996	27.2 °C	1,527 mm	319
1995	38.3 °C15 April 1995	13.5 °C8 January 1995	27.3 °C	1,563 mm	317
1994	38.4 °C7 April 1994	16.1 °C26 January 1994	27.5 °C	1,365 mm	325
1993	38.3 °C1 May 1993	15.1 °C27 December 1993	27.3 °C	1,149 mm	325
1992	38.9 °C21 April 1992	16.0 °C18 January 1992	27.3 °C	1,216 mm	307
1991	38.0 °C13 April 1991	17.8 °C23 December 1991	27.7 °C	1,286 mm	331
1990	38.0 °C23 April 1990	15.6 °C6 December 1990	27.5 °C	1,521 mm	331
1989	38.2 °C24 April 1989	15.8 °C5 December 1989	27.4 °C	1,169 mm	322
1988	37.1 °C17 March 1988	16.0 °C14 December 1988	27.2 °C	1,498 mm	300
1987	37.9 °C11 April 1987	15.1 °C8 December 1987	27.3 °C	1,396 mm	308
1986	37.0 °C1 April 1986	14.9 °C6 January 1986	26.8 °C	1,549 mm	295
1985	38.6 °C14 April 1985	14.8 °C17 December 1985	27.0 °C	1,589 mm	295
1984	38.0 °C5 May 1984	13.1 °C10 January 1984	26.9 °C	1,099 mm	303
1983	39.8 °C22 May 1983	14.2 °C25 January 1983	27.2 °C	1,278 mm	291
1982	37.1 °C2 May 1982	11.8 °C30 December 1982	26.9 °C	1,273 mm	307
1981	36.9 °C21 March 1981	13.9 °C14 January 1981	26.8 °C	1,421 mm	303
1980	39.8 °C24 April 1980	15.3 °C25 December 1980	27.6 °C	1,345 mm	320
1979	39.1 °C20 April 1979	15.7 °C27 December 1979	27.7 °C	1,159 mm	340
1978	38.3 °C30 April 1978	16.0 °C23 January 1978	27.3 °C	1,606 mm	309
1977	37.5 °C18 April 1977	16.2 °C23 February 1977	27.0 °C	1,240 mm	314
1976	37.6 °C16 April 1976	11.2 °C17 January 1976	26.4 °C	1,722 mm	293
1975	37.6 °C29 April 1975	11.4 °C31 December 1975	26.4 °C	1,755 mm	283
1974	36.3 °C25 February 1974	12.9 °C2 January 1974	26.5 °C	1,719 mm	302
1973	37.7 °C23 April 1973	12.5 °C27 December 1973	27.0 °C	1,325 mm	303
1972	38.7 °C11 May 1972	13.7 °C16 January 1972	26.9 °C	1,831 mm	306
1971	37.0 °C8 April 1971	13.8 °C17 November 1971	26.3 °C	1,265 mm	278
1970	37.1 °C14 March 1970	15.5 °C2 January 1970	26.9 °C	1,356 mm	304
1969	37.7 °C3 April 1969	14.9 °C5 December 1969	27.0 °C	1,418 mm	291
1968	36.6 °C30 March 1968	13.0 °C6 January 1968	26.9 °C	1,233 mm	325
1967	37.9 °C2 May 1967	12.5 °C17 January 1967	26.4 °C	1,382 mm	285
1966	36.7 °C29 April 1966	16.5 °C2 January 1966	26.4 °C	1,814 mm	237
1965	37.7 °C1 May 1965	13.5 °C21 January 1965	26.6 °C	1,597 mm	304
1964	38.3 °C7 April 1964	13.4 °C19 December 1964	26.6 °C	1,638 mm	272
1963	38.2 °C23 April 1963	11.4 °C16 January 1963	26.6 °C	1,525 mm	280
1962	37.8 °C23 March 1962	12.7 °C28 January 1962	26.6 °C	1,270 mm	296
1961	37.9 °C8 April 1961	12.8 °C19 January 1961	26.8 °C	1,310 mm	289
1960	39.1 °C25 April 1960	11.6 °C4 January 1960	27.2 °C	1,265 mm	311
1959	37.5 °C20 March 1959	15.9 °C15 January 1959	27.0 °C	1,202 mm	307
1958	37.6 °C5 April 1958	15.7 °C25 November 1958	26.8 °C	1,297 mm	263
1957	39.5 °C15 May 1957	14.9 °C6 February 1957	26.7 °C	1,703 mm	291
1956	37.3 °C18 March 1956	11.3 °C17 January 1956	26.3 °C	1,507 mm	271
1955	38.3 °C18 April 1955	10.5 °C12 January 1955	26.3 °C	1,659 mm	283
1954	37.8 °C23 April 1954	13.2 °C17 December 1954	26.8 °C	1,003 mm	314
1953	35.5 °C15 April 1953	14.0 °C12 December 1953	25.7 °C	2,459 mm	236
1952	37.0 °C22 April 1952	13.8 °C12 December 1952	26.5 °C	1,757 mm	287
1951	38.4 °C10 April 1951	13.8 °C2 January 1951	26.8 °C	1,101 mm	284
1950	37.9 °C25 April 1950	15.1 °C3 January 1950	26.4 °C	1,353 mm	264
1949	36.4 °C26 February 1949	13.6 °C17 January 1949	26.4 °C	1,187 mm	285
1948	37.0 °C12 May 1948	13.6 °C2 January 1948	26.5 °C	1,356 mm	259
1947	36.1 °C7 March 1947	14.8 °C21 December 1947	26.7 °C	1,234 mm	309
1946	39.1 °C12 March 1946	13.1 °C31 December 1946	26.2 °C	1,580 mm	268
1945	36.1 °C29 March 1945	15.0 °C31 December 1945	26.3 °C	1,614 mm	268
1944	38.1 °C4 May 1944	13.7 °C21 December 1944	26.3 °C	1,679 mm	247
1943	36.4 °C7 April 1943	14.7 °C13 January 1943	25.9 °C	1,869 mm	230
1942	35.5 °C25 February 1942	13.7 °C17 December 1942	25.7 °C	1,392 mm	212
1941	37.5 °C27 April 1941	17.2 °C25 December 1941	26.3 °C	1,490 mm	208
1940	37.1 °C27 April 1940	11.8 °C5 January 1940	25.9 °C	1,834 mm	191

Normals computed over complete calendar years 1940–2025.

A specific year

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Year

Across the whole year

Average daily high

32.3 °C

+0.3 °C

Hot days (≥ 30 °C)

321 d/yr

+18

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1676 mm

+234 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.2 °C	-0.3 °C	0 mm	-14 mm
Feb	33.8 °C	+0.8 °C	22 mm	-3 mm
Mar	34.6 °C	+0.3 °C	32 mm	-14 mm
Apr	35.0 °C	+0.3 °C	70 mm	-7 mm
May	32.9 °C	-0.5 °C	197 mm	+52 mm
Jun	32.8 °C	+0.8 °C	159 mm	-28 mm
Jul	31.6 °C	+0.3 °C	235 mm	+35 mm
Aug	32.0 °C	+0.9 °C	190 mm	-32 mm
Sep	31.3 °C	+0.6 °C	361 mm	+69 mm
Oct	31.9 °C	+1.1 °C	184 mm	+3 mm
Nov	29.4 °C	-1.3 °C	215 mm	+166 mm
Dec	31.1 °C	+0.7 °C	12 mm	+5 mm

The year's extremes

Hottest day

37.5 °C

26 Apr 2025

Coldest day

15.6 °C

29 Nov 2025

Wettest day

70.2 mm

8 Nov 2025

Windiest day

24.1 km/h

10 Jan 2025

Strongest gust

65.5 km/h

22 Jul 2025

Hottest feels-like

43.6 °C

26 Apr 2025

Coldest feels-like

13.8 °C

13 Jan 2025

Sunniest day

12.6 h

1 Aug 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 Changwat Sara Buri?

Changwat Sara Buri has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.1 °C and it receives 1,442 mm of precipitation per year.

What is the hottest day ever recorded in Changwat Sara Buri?

The hottest day measured in Changwat Sara Buri between 1940 and 2025 was 24 April 1980, reaching 39.8 °C.

What is the coldest day in Changwat Sara Buri?

The coldest day measured in Changwat Sara Buri between 1940 and 2025 was 12 January 1955, at 10.5 °C.

Does it snow in Changwat Sara Buri?

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

Has the climate of Changwat Sara Buri warmed?

Yes: Changwat Sara Buri warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Changwat Sara Buri?

The wettest day measured in Changwat Sara Buri between 1940 and 2025 was 4 September 1943, with 197 mm of rain in 24 hours.

What was the windiest day in Changwat Sara Buri?

The windiest day measured in Changwat Sara Buri between 1940 and 2025 was 26 October 1943, with winds reaching 30.3 km/h.

What is the warmest month in Changwat Sara Buri?

The warmest month in Changwat Sara Buri is April (29.3 °C on average); the coldest is December (24.8 °C).

How much does it rain in Changwat Sara Buri?

Changwat Sara Buri receives on average 1,442 mm of precipitation per year, spread over about 181 rainy days.

Is it sunny in Changwat Sara Buri?

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

Are there tropical nights in Changwat Sara Buri?

Yes: Changwat Sara Buri has on average 330 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Changwat Sara Buri?

In Changwat Sara Buri, between 1940 and 2025, the highest apparent temperature reached 46.4 °C on 19 April 1953, and the lowest was 7.6 °C on 12 January 1955.

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