Phan Thong climate — normals and trends

Q: What is the climate of Phan Thong?

Phan Thong has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.0 °C and it receives 1,362 mm of precipitation per year.

Q: What is the hottest day ever recorded in Phan Thong?

The hottest day measured in Phan Thong between 1940 and 2025 was 23 April 1990, reaching 39.7 °C.

Q: What is the coldest day in Phan Thong?

The coldest day measured in Phan Thong between 1940 and 2025 was 25 December 1999, at 11.8 °C.

Q: Does it snow in Phan Thong?

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

Q: Has the climate of Phan Thong warmed?

Yes: Phan Thong warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Phan Thong?

The wettest day measured in Phan Thong between 1940 and 2025 was 11 September 2008, with 186 mm of rain in 24 hours.

Q: What was the windiest day in Phan Thong?

The windiest day measured in Phan Thong between 1940 and 2025 was 28 December 1975, with winds reaching 31.5 km/h.

Q: What is the warmest month in Phan Thong?

The warmest month in Phan Thong is April (29.6 °C on average); the coldest is December (26.1 °C).

Q: How much does it rain in Phan Thong?

Phan Thong receives on average 1,362 mm of precipitation per year, spread over about 188 rainy days.

Q: Is it sunny in Phan Thong?

Phan Thong gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Phan Thong (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 28.0 °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 (29.6 °C on average) and the coldest is December (26.1 °C). Rainfall peaks in September.

Phan Thong averages 0 frost days, 324 hot days (≥ 30 °C) and 188 rainy days per year.

Phan Thong has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.7 °C (on 23 April 1990) and the coldest 11.8 °C (on 25 December 1999).

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

Phan ThongChon Buri

coords: 13.47°, 101.09°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthAprilColdest monthDecemberWettest monthSeptemberDriest monthDecember

Mean daily temperature

28.0°C

Average daily high

32.3°C

Average daily low

24.7°C

Annual rainfall

1,362mm

Sunshine / day

10.1h

Mean relative humidity

75%

Average peak wind

14.1km/h

Seasonal range

3.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

324 d/yr

Rainy days (≥ 1 mm)

188 d/yr

Annual snowfall

0.0 cm

Average feels-like high

37.0 °C

Average feels-like low

28.8 °C

Average peak gust

33.2 km/h

Tropical nights (≥ 20 °C)

346 d/yr

Solar radiation

18.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.1 °C

since 1940

+0.2 °C per decade · r² = 0.77 · 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

39.7 °C

23 April 1990

Coldest day

11.8 °C

25 December 1999

Wettest day

186 mm

11 September 2008

Windiest day

31.5 km/h

28 December 1975

Strongest gust

76.0 km/h

19 July 1962

Hottest feels-like

46.9 °C

27 April 2024

Coldest feels-like

9.3 °C

12 January 1955

Sunniest day

12.7 h

6 July 2023

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.2 °C28 March 2025	15.9 °C29 November 2025	28.4 °C	1,389 mm	344
2024	39.3 °C30 April 2024	18.9 °C23 December 2024	29.5 °C	1,253 mm	359
2023	38.9 °C7 May 2023	18.8 °C30 January 2023	29.4 °C	1,080 mm	349
2022	36.9 °C16 April 2022	18.5 °C19 December 2022	28.5 °C	1,640 mm	340
2021	37.5 °C4 July 2021	15.8 °C13 January 2021	28.6 °C	1,434 mm	344
2020	38.0 °C8 May 2020	18.6 °C22 December 2020	29.0 °C	1,423 mm	342
2019	38.2 °C20 April 2019	18.0 °C7 December 2019	29.2 °C	982 mm	345
2018	36.0 °C3 December 2018	17.2 °C14 January 2018	28.4 °C	1,555 mm	342
2017	36.9 °C23 April 2017	16.0 °C20 December 2017	28.6 °C	1,509 mm	338
2016	38.1 °C11 April 2016	15.6 °C8 February 2016	29.0 °C	1,209 mm	352
2015	38.2 °C1 June 2015	17.8 °C16 January 2015	28.9 °C	1,188 mm	350
2014	37.5 °C22 May 2014	15.1 °C24 January 2014	28.7 °C	980 mm	343
2013	38.2 °C16 May 2013	16.5 °C28 December 2013	28.5 °C	1,395 mm	329
2012	37.8 °C25 April 2012	20.8 °C9 January 2012	29.0 °C	1,245 mm	358
2011	35.6 °C19 November 2011	17.8 °C13 December 2011	28.1 °C	1,385 mm	329
2010	37.6 °C22 April 2010	19.4 °C19 January 2010	29.0 °C	1,228 mm	342
2009	37.5 °C24 April 2009	14.3 °C12 January 2009	28.4 °C	1,287 mm	345
2008	36.0 °C30 March 2008	18.0 °C21 December 2008	28.1 °C	1,427 mm	326
2007	37.0 °C1 April 2007	18.0 °C4 February 2007	28.5 °C	1,350 mm	337
2006	36.5 °C7 April 2006	16.5 °C24 December 2006	28.8 °C	1,370 mm	346
2005	37.6 °C3 May 2005	17.0 °C3 January 2005	28.7 °C	1,231 mm	334
2004	38.2 °C15 April 2004	18.9 °C25 January 2004	28.6 °C	1,115 mm	346
2003	37.5 °C10 June 2003	17.8 °C21 December 2003	28.6 °C	1,191 mm	344
2002	37.1 °C9 April 2002	19.0 °C4 January 2002	28.8 °C	1,264 mm	350
2001	37.9 °C22 April 2001	16.7 °C24 December 2001	28.4 °C	1,340 mm	330
2000	37.2 °C4 April 2000	17.3 °C3 February 2000	28.2 °C	1,402 mm	350
1999	37.4 °C20 March 1999	11.8 °C25 December 1999	27.9 °C	1,562 mm	321
1998	38.7 °C14 April 1998	18.8 °C17 December 1998	29.1 °C	1,225 mm	346
1997	38.1 °C6 May 1997	17.1 °C13 January 1997	28.8 °C	1,065 mm	350
1996	37.6 °C10 April 1996	15.4 °C1 January 1996	28.1 °C	1,614 mm	338
1995	38.4 °C23 April 1995	14.6 °C8 January 1995	28.3 °C	1,539 mm	337
1994	37.8 °C5 May 1994	18.3 °C30 December 1994	28.4 °C	1,190 mm	340
1993	38.3 °C5 May 1993	14.6 °C30 January 1993	28.2 °C	1,094 mm	333
1992	38.3 °C10 May 1992	16.4 °C2 December 1992	28.4 °C	943 mm	331
1991	37.8 °C13 April 1991	18.8 °C21 December 1991	28.5 °C	1,138 mm	348
1990	39.7 °C23 April 1990	15.8 °C6 December 1990	28.6 °C	1,076 mm	345
1989	37.7 °C23 April 1989	17.3 °C4 December 1989	28.3 °C	1,033 mm	342
1988	37.5 °C6 April 1988	16.6 °C14 December 1988	28.1 °C	1,538 mm	329
1987	38.6 °C11 April 1987	14.9 °C9 December 1987	28.3 °C	1,238 mm	329
1986	37.0 °C30 March 1986	15.3 °C8 January 1986	27.8 °C	1,346 mm	330
1985	38.2 °C12 April 1985	15.7 °C17 December 1985	27.8 °C	1,396 mm	329
1984	37.7 °C5 May 1984	13.7 °C10 January 1984	27.8 °C	1,024 mm	331
1983	38.2 °C21 May 1983	14.6 °C25 January 1983	27.9 °C	1,422 mm	307
1982	37.8 °C24 March 1982	12.8 °C21 December 1982	27.9 °C	1,081 mm	325
1981	36.4 °C9 April 1981	15.3 °C14 January 1981	27.7 °C	1,265 mm	317
1980	39.0 °C25 April 1980	17.8 °C25 December 1980	28.4 °C	1,214 mm	344
1979	38.4 °C20 April 1979	17.0 °C27 December 1979	28.4 °C	1,115 mm	350
1978	37.2 °C30 April 1978	17.0 °C16 December 1978	28.1 °C	1,477 mm	341
1977	37.4 °C18 April 1977	18.0 °C18 November 1977	28.1 °C	908 mm	339
1976	37.0 °C13 April 1976	12.9 °C1 January 1976	27.3 °C	1,624 mm	315
1975	37.5 °C29 April 1975	13.2 °C30 December 1975	27.2 °C	1,699 mm	313
1974	35.0 °C16 February 1974	14.5 °C2 January 1974	27.2 °C	1,795 mm	316
1973	37.6 °C25 April 1973	13.1 °C27 December 1973	27.8 °C	1,266 mm	324
1972	37.2 °C26 May 1972	14.2 °C16 January 1972	27.7 °C	1,549 mm	328
1971	35.7 °C8 April 1971	14.3 °C17 November 1971	26.9 °C	1,456 mm	300
1970	37.1 °C11 May 1970	17.1 °C21 December 1970	27.6 °C	1,393 mm	319
1969	37.1 °C22 April 1969	16.0 °C5 December 1969	27.8 °C	1,292 mm	318
1968	36.8 °C3 April 1968	15.2 °C6 January 1968	27.6 °C	1,199 mm	330
1967	37.1 °C12 April 1967	13.6 °C17 January 1967	27.5 °C	1,293 mm	322
1966	36.7 °C25 March 1966	17.2 °C2 January 1966	27.3 °C	1,650 mm	281
1965	37.8 °C2 May 1965	15.5 °C22 January 1965	27.6 °C	1,556 mm	333
1964	36.9 °C17 February 1964	15.9 °C19 December 1964	27.4 °C	1,486 mm	319
1963	37.0 °C23 April 1963	12.8 °C16 January 1963	27.5 °C	1,412 mm	309
1962	36.0 °C15 March 1962	15.4 °C6 December 1962	27.4 °C	1,312 mm	311
1961	36.9 °C2 April 1961	14.5 °C19 January 1961	27.7 °C	1,147 mm	318
1960	38.6 °C25 April 1960	13.9 °C4 January 1960	28.0 °C	1,305 mm	318
1959	36.7 °C27 April 1959	17.0 °C3 March 1959	27.8 °C	1,312 mm	328
1958	37.9 °C5 April 1958	17.5 °C7 January 1958	27.8 °C	1,130 mm	298
1957	37.6 °C15 May 1957	16.9 °C1 January 1957	27.6 °C	1,801 mm	322
1956	35.4 °C23 March 1956	14.4 °C17 January 1956	27.0 °C	1,486 mm	307
1955	36.3 °C18 April 1955	12.3 °C12 January 1955	27.0 °C	1,803 mm	304
1954	38.0 °C16 April 1954	14.8 °C17 December 1954	27.6 °C	1,085 mm	325
1953	35.8 °C19 April 1953	14.1 °C13 December 1953	26.5 °C	2,625 mm	267
1952	35.3 °C10 April 1952	14.5 °C12 December 1952	27.3 °C	1,740 mm	313
1951	37.0 °C9 April 1951	16.8 °C2 January 1951	27.6 °C	1,148 mm	312
1950	37.5 °C23 April 1950	17.1 °C20 December 1950	27.4 °C	1,314 mm	301
1949	36.7 °C24 February 1949	15.4 °C17 January 1949	27.4 °C	1,144 mm	314
1948	35.0 °C12 January 1948	14.9 °C3 January 1948	27.1 °C	1,360 mm	280
1947	35.6 °C7 May 1947	16.1 °C30 December 1947	27.5 °C	1,344 mm	323
1946	37.6 °C10 March 1946	16.5 °C18 January 1946	27.2 °C	1,422 mm	312
1945	35.9 °C1 April 1945	16.8 °C20 January 1945	27.0 °C	1,656 mm	292
1944	37.0 °C8 April 1944	13.8 °C21 December 1944	27.2 °C	1,570 mm	274
1943	36.1 °C7 April 1943	16.3 °C12 December 1943	26.6 °C	1,579 mm	254
1942	36.1 °C24 March 1942	16.4 °C23 November 1942	26.7 °C	1,403 mm	256
1941	36.9 °C10 March 1941	19.1 °C25 December 1941	27.2 °C	1,636 mm	243
1940	37.2 °C11 March 1940	14.6 °C4 January 1940	26.7 °C	1,777 mm	247

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

32.6 °C

+0.3 °C

Hot days (≥ 30 °C)

344 d/yr

+20

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1389 mm

+27 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.5 °C	-0.4 °C	0 mm	-18 mm
Feb	33.5 °C	+0.7 °C	38 mm	+4 mm
Mar	33.7 °C	-0.1 °C	68 mm	+9 mm
Apr	34.0 °C	-0.3 °C	102 mm	+10 mm
May	32.7 °C	-0.6 °C	312 mm	+148 mm
Jun	33.2 °C	+0.7 °C	91 mm	-50 mm
Jul	32.5 °C	+0.5 °C	138 mm	-19 mm
Aug	33.4 °C	+1.6 °C	113 mm	-55 mm
Sep	31.9 °C	+0.6 °C	261 mm	-6 mm
Oct	32.2 °C	+0.9 °C	156 mm	-43 mm
Nov	30.5 °C	-0.9 °C	101 mm	+49 mm
Dec	32.2 °C	+1.0 °C	8 mm	-2 mm

The year's extremes

Hottest day

36.2 °C

28 Mar 2025

Coldest day

15.9 °C

29 Nov 2025

Wettest day

36.1 mm

25 May 2025

Windiest day

28.4 km/h

11 Jan 2025

Strongest gust

73.4 km/h

23 Jul 2025

Hottest feels-like

44.4 °C

25 Apr 2025

Coldest feels-like

15.6 °C

12 Jan 2025

Sunniest day

12.6 h

31 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 Phan Thong?

Phan Thong has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.0 °C and it receives 1,362 mm of precipitation per year.

What is the hottest day ever recorded in Phan Thong?

The hottest day measured in Phan Thong between 1940 and 2025 was 23 April 1990, reaching 39.7 °C.

What is the coldest day in Phan Thong?

The coldest day measured in Phan Thong between 1940 and 2025 was 25 December 1999, at 11.8 °C.

Does it snow in Phan Thong?

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

Has the climate of Phan Thong warmed?

Yes: Phan Thong warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Phan Thong?

The wettest day measured in Phan Thong between 1940 and 2025 was 11 September 2008, with 186 mm of rain in 24 hours.

What was the windiest day in Phan Thong?

The windiest day measured in Phan Thong between 1940 and 2025 was 28 December 1975, with winds reaching 31.5 km/h.

What is the warmest month in Phan Thong?

The warmest month in Phan Thong is April (29.6 °C on average); the coldest is December (26.1 °C).

How much does it rain in Phan Thong?

Phan Thong receives on average 1,362 mm of precipitation per year, spread over about 188 rainy days.

Is it sunny in Phan Thong?

Phan Thong gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Are there tropical nights in Phan Thong?

Yes: Phan Thong has on average 346 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Phan Thong?

In Phan Thong, between 1940 and 2025, the highest apparent temperature reached 46.9 °C on 27 April 2024, and the lowest was 9.3 °C on 12 January 1955.

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