Laem Sing climate — normals and trends

Q: What is the climate of Laem Sing?

Laem Sing has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 2,390 mm of precipitation per year.

Q: What is the hottest day ever recorded in Laem Sing?

The hottest day measured in Laem Sing between 1940 and 2025 was 26 April 2020, reaching 34.3 °C.

Q: What is the coldest day in Laem Sing?

The coldest day measured in Laem Sing between 1940 and 2025 was 12 January 1955, at 15.0 °C.

Q: Does it snow in Laem Sing?

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

Q: Has the climate of Laem Sing warmed?

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

Q: What is the wettest day in Laem Sing?

The wettest day measured in Laem Sing between 1940 and 2025 was 25 April 1991, with 203 mm of rain in 24 hours.

Q: What was the windiest day in Laem Sing?

The windiest day measured in Laem Sing between 1940 and 2025 was 7 February 2016, with winds reaching 37.7 km/h.

Q: What is the warmest month in Laem Sing?

The warmest month in Laem Sing is April (28.3 °C on average); the coldest is January (26.1 °C).

Q: How much does it rain in Laem Sing?

Laem Sing receives on average 2,390 mm of precipitation per year, spread over about 235 rainy days.

Q: Is it sunny in Laem Sing?

Laem Sing gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.

Laem Sing (Thailand) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 27.3 °C and it receives 2,390 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 (28.3 °C on average) and the coldest is January (26.1 °C). Rainfall peaks in June.

Laem Sing averages 0 frost days, 89 hot days (≥ 30 °C) and 235 rainy days per year.

Laem Sing 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 34.3 °C (on 26 April 2020) and the coldest 15.0 °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

Laem SingChanthaburi

coords: 12.48°, 102.07°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthAprilColdest monthJanuaryWettest monthJuneDriest monthDecember

Mean daily temperature

27.3°C

Average daily high

29.1°C

Average daily low

25.4°C

Annual rainfall

2,390mm

Sunshine / day

9.8h

Mean relative humidity

81%

Average peak wind

15.9km/h

Seasonal range

2.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

89 d/yr

Rainy days (≥ 1 mm)

235 d/yr

Annual snowfall

0.0 cm

Average feels-like high

34.3 °C

Average feels-like low

29.4 °C

Average peak gust

31.7 km/h

Tropical nights (≥ 20 °C)

361 d/yr

Solar radiation

18.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.6 °C

since 1940

+0.2 °C per decade · r² = 0.79 · 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

34.3 °C

26 April 2020

Coldest day

15.0 °C

12 January 1955

Wettest day

203 mm

25 April 1991

Windiest day

37.7 km/h

7 February 2016

Strongest gust

78.1 km/h

23 July 2003

Hottest feels-like

41.4 °C

17 May 2010

Coldest feels-like

10.7 °C

24 December 1999

Sunniest day

12.6 h

1 July 2021

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	32.9 °C10 March 2025	19.3 °C13 January 2025	27.8 °C	2,299 mm	157
2024	34.0 °C14 May 2024	21.3 °C23 December 2024	28.7 °C	2,255 mm	247
2023	33.2 °C16 December 2023	20.1 °C23 December 2023	28.4 °C	2,159 mm	219
2022	32.7 °C6 April 2022	19.3 °C19 December 2022	27.8 °C	2,521 mm	160
2021	32.6 °C23 March 2021	17.7 °C12 January 2021	27.7 °C	2,422 mm	135
2020	34.3 °C26 April 2020	19.4 °C21 December 2020	28.1 °C	2,193 mm	183
2019	32.4 °C26 October 2019	19.5 °C7 December 2019	28.2 °C	1,836 mm	186
2018	32.8 °C5 November 2018	19.9 °C6 February 2018	27.9 °C	2,524 mm	153
2017	32.2 °C1 March 2017	17.9 °C19 December 2017	27.8 °C	2,501 mm	167
2016	32.7 °C11 May 2016	17.7 °C8 February 2016	28.1 °C	2,327 mm	185
2015	32.9 °C31 October 2015	20.1 °C17 January 2015	28.0 °C	2,015 mm	176
2014	32.4 °C25 November 2014	18.0 °C22 January 2014	27.7 °C	2,125 mm	162
2013	33.0 °C4 February 2013	18.4 °C28 December 2013	27.7 °C	2,544 mm	161
2012	32.8 °C19 December 2012	21.7 °C9 January 2012	27.9 °C	2,388 mm	139
2011	32.2 °C31 October 2011	19.5 °C26 December 2011	27.5 °C	2,366 mm	125
2010	33.4 °C18 March 2010	20.9 °C18 December 2010	28.0 °C	2,308 mm	169
2009	32.6 °C2 April 2009	17.6 °C11 January 2009	27.6 °C	2,269 mm	128
2008	32.0 °C13 October 2008	19.8 °C2 January 2008	27.5 °C	2,125 mm	107
2007	31.9 °C22 March 2007	20.4 °C29 January 2007	27.7 °C	2,346 mm	117
2006	32.2 °C16 November 2006	19.9 °C23 December 2006	27.8 °C	2,708 mm	131
2005	31.9 °C30 October 2005	18.1 °C22 December 2005	27.6 °C	2,264 mm	107
2004	32.5 °C29 October 2004	20.6 °C25 January 2004	27.8 °C	2,236 mm	154
2003	32.4 °C10 November 2003	19.4 °C21 December 2003	27.8 °C	2,136 mm	160
2002	32.6 °C19 March 2002	20.7 °C3 January 2002	27.8 °C	2,195 mm	133
2001	33.1 °C13 February 2001	19.4 °C23 December 2001	27.6 °C	2,489 mm	110
2000	32.0 °C26 March 2000	19.4 °C2 February 2000	27.4 °C	2,533 mm	91
1999	31.8 °C20 January 1999	15.3 °C24 December 1999	27.1 °C	2,659 mm	64
1998	33.0 °C29 January 1998	19.1 °C16 December 1998	28.1 °C	2,380 mm	187
1997	32.9 °C7 December 1997	20.1 °C13 January 1997	27.6 °C	2,461 mm	112
1996	31.7 °C15 October 1996	19.0 °C1 January 1996	27.2 °C	2,510 mm	81
1995	32.7 °C22 October 1995	19.1 °C31 December 1995	27.3 °C	2,504 mm	102
1994	31.9 °C18 November 1994	21.0 °C24 January 1994	27.3 °C	2,442 mm	94
1993	32.1 °C14 December 1993	18.4 °C31 January 1993	27.1 °C	2,355 mm	84
1992	31.2 °C6 May 1992	19.5 °C19 January 1992	27.3 °C	1,844 mm	70
1991	32.5 °C6 February 1991	22.0 °C22 December 1991	27.6 °C	2,397 mm	104
1990	32.1 °C27 April 1990	20.0 °C3 December 1990	27.6 °C	2,055 mm	99
1989	31.3 °C12 November 1989	20.1 °C3 December 1989	27.4 °C	2,102 mm	70
1988	32.1 °C26 April 1988	20.3 °C12 December 1988	27.4 °C	2,338 mm	82
1987	31.5 °C24 January 1987	18.6 °C7 December 1987	27.4 °C	2,315 mm	96
1986	31.5 °C8 November 1986	17.1 °C3 March 1986	27.0 °C	2,759 mm	55
1985	31.6 °C15 March 1985	18.9 °C16 December 1985	27.2 °C	2,309 mm	71
1984	31.5 °C29 February 1984	18.6 °C9 January 1984	27.2 °C	2,016 mm	59
1983	31.6 °C22 May 1983	17.9 °C23 January 1983	27.2 °C	2,487 mm	87
1982	32.5 °C11 April 1982	17.8 °C21 December 1982	27.1 °C	2,248 mm	65
1981	31.3 °C16 September 1981	19.2 °C14 January 1981	27.0 °C	2,237 mm	58
1980	32.1 °C17 February 1980	20.8 °C24 December 1980	27.5 °C	2,365 mm	110
1979	32.1 °C8 November 1979	19.6 °C27 December 1979	27.5 °C	2,214 mm	127
1978	31.8 °C9 December 1978	21.2 °C30 October 1978	27.3 °C	2,391 mm	89
1977	32.2 °C25 March 1977	19.9 °C23 February 1977	27.1 °C	1,832 mm	75
1976	31.0 °C22 December 1976	17.5 °C1 January 1976	26.6 °C	2,474 mm	31
1975	31.1 °C30 April 1975	15.8 °C30 December 1975	26.6 °C	2,819 mm	46
1974	31.2 °C10 November 1974	17.7 °C2 January 1974	26.7 °C	2,772 mm	28
1973	31.6 °C9 February 1973	17.0 °C27 December 1973	27.1 °C	2,551 mm	85
1972	32.0 °C27 October 1972	18.8 °C16 January 1972	27.0 °C	2,706 mm	63
1971	31.4 °C9 March 1971	17.2 °C5 January 1971	26.5 °C	2,236 mm	24
1970	32.3 °C15 April 1970	20.5 °C30 October 1970	27.1 °C	2,510 mm	66
1969	31.4 °C5 May 1969	19.4 °C4 December 1969	27.1 °C	2,690 mm	67
1968	31.9 °C14 December 1968	19.2 °C5 January 1968	27.0 °C	2,366 mm	61
1967	32.0 °C19 February 1967	15.0 °C17 January 1967	26.7 °C	2,027 mm	62
1966	32.1 °C23 January 1966	19.4 °C3 December 1966	27.0 °C	2,877 mm	35
1965	31.8 °C4 December 1965	18.6 °C18 January 1965	26.9 °C	2,695 mm	61
1964	32.4 °C26 March 1964	18.8 °C19 December 1964	26.9 °C	2,495 mm	77
1963	31.5 °C26 May 1963	16.1 °C15 January 1963	26.8 °C	2,317 mm	53
1962	31.8 °C19 January 1962	18.1 °C28 January 1962	26.9 °C	2,413 mm	67
1961	31.9 °C30 March 1961	17.1 °C18 January 1961	27.1 °C	2,077 mm	89
1960	32.0 °C12 January 1960	17.6 °C2 January 1960	27.2 °C	2,165 mm	80
1959	31.9 °C17 December 1959	20.3 °C3 March 1959	27.1 °C	2,283 mm	77
1958	31.8 °C30 March 1958	20.4 °C6 January 1958	27.1 °C	1,869 mm	74
1957	31.6 °C3 November 1957	20.3 °C4 January 1957	27.0 °C	2,849 mm	57
1956	31.3 °C30 October 1956	18.9 °C27 November 1956	26.5 °C	2,516 mm	23
1955	32.9 °C6 April 1955	15.0 °C12 January 1955	26.6 °C	2,645 mm	42
1954	31.9 °C22 March 1954	17.5 °C16 December 1954	26.9 °C	1,995 mm	66
1953	32.3 °C19 April 1953	18.2 °C12 December 1953	26.7 °C	2,877 mm	61
1952	31.6 °C9 April 1952	18.2 °C10 December 1952	26.9 °C	2,459 mm	54
1951	31.0 °C7 February 1951	19.3 °C16 December 1951	26.9 °C	1,659 mm	33
1950	31.4 °C26 January 1950	20.0 °C10 December 1950	26.8 °C	1,918 mm	24
1949	31.3 °C25 December 1949	18.1 °C16 January 1949	26.6 °C	2,431 mm	14
1948	31.7 °C24 March 1948	17.8 °C2 January 1948	26.6 °C	2,337 mm	26
1947	31.5 °C4 January 1947	18.9 °C21 December 1947	26.9 °C	1,964 mm	34
1946	31.4 °C19 April 1946	18.7 °C7 January 1946	26.6 °C	2,644 mm	26
1945	31.9 °C26 March 1945	18.9 °C18 January 1945	26.5 °C	3,121 mm	12
1944	31.2 °C18 February 1944	16.8 °C21 December 1944	26.5 °C	2,571 mm	7
1943	31.3 °C28 February 1943	18.6 °C13 January 1943	26.0 °C	3,432 mm	7
1942	30.9 °C6 January 1942	19.4 °C7 December 1942	26.4 °C	1,977 mm	9
1941	30.9 °C5 January 1941	22.8 °C25 December 1941	26.7 °C	3,393 mm	23
1940	31.1 °C12 March 1940	17.6 °C3 January 1940	26.3 °C	3,091 mm	8

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

29.7 °C

+0.6 °C

Hot days (≥ 30 °C)

157 d/yr

+68

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2299 mm

-91 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.4 °C	+0.5 °C	1 mm	-24 mm
Feb	29.8 °C	+0.9 °C	38 mm	-9 mm
Mar	30.0 °C	+0.7 °C	123 mm	+43 mm
Apr	30.5 °C	+0.6 °C	148 mm	+22 mm
May	30.1 °C	+0.5 °C	419 mm	+92 mm
Jun	30.0 °C	+0.8 °C	299 mm	-98 mm
Jul	29.5 °C	+0.7 °C	307 mm	-59 mm
Aug	29.4 °C	+0.7 °C	296 mm	-43 mm
Sep	29.2 °C	+0.6 °C	404 mm	+32 mm
Oct	29.8 °C	+0.6 °C	170 mm	-68 mm
Nov	28.7 °C	-0.7 °C	90 mm	+31 mm
Dec	30.2 °C	+1.2 °C	5 mm	-8 mm

The year's extremes

Hottest day

32.9 °C

10 Mar 2025

Coldest day

19.3 °C

13 Jan 2025

Wettest day

64.8 mm

26 May 2025

Windiest day

31.3 km/h

12 Jan 2025

Strongest gust

67.7 km/h

23 Jul 2025

Hottest feels-like

40.7 °C

1 May 2025

Coldest feels-like

16.4 °C

12 Jan 2025

Sunniest day

12.5 h

25 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 Laem Sing?

Laem Sing has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 2,390 mm of precipitation per year.

What is the hottest day ever recorded in Laem Sing?

The hottest day measured in Laem Sing between 1940 and 2025 was 26 April 2020, reaching 34.3 °C.

What is the coldest day in Laem Sing?

The coldest day measured in Laem Sing between 1940 and 2025 was 12 January 1955, at 15.0 °C.

Does it snow in Laem Sing?

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

Has the climate of Laem Sing warmed?

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

What is the wettest day in Laem Sing?

The wettest day measured in Laem Sing between 1940 and 2025 was 25 April 1991, with 203 mm of rain in 24 hours.

What was the windiest day in Laem Sing?

The windiest day measured in Laem Sing between 1940 and 2025 was 7 February 2016, with winds reaching 37.7 km/h.

What is the warmest month in Laem Sing?

The warmest month in Laem Sing is April (28.3 °C on average); the coldest is January (26.1 °C).

How much does it rain in Laem Sing?

Laem Sing receives on average 2,390 mm of precipitation per year, spread over about 235 rainy days.

Is it sunny in Laem Sing?

Laem Sing gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.

Are there tropical nights in Laem Sing?

Yes: Laem Sing has on average 361 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Laem Sing?

In Laem Sing, between 1940 and 2025, the highest apparent temperature reached 41.4 °C on 17 May 2010, and the lowest was 10.7 °C on 24 December 1999.

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