Ban Mai climate — normals and trends

Q: What is the climate of Ban Mai?

Ban Mai has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.1 °C and it receives 1,830 mm of precipitation per year.

Q: What is the hottest day ever recorded in Ban Mai?

The hottest day measured in Ban Mai between 1940 and 2025 was 4 May 2024, reaching 35.2 °C.

Q: What is the coldest day in Ban Mai?

The coldest day measured in Ban Mai between 1940 and 2025 was 4 February 2014, at 20.4 °C.

Q: Does it snow in Ban Mai?

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

Q: Has the climate of Ban Mai warmed?

Yes: Ban Mai warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Ban Mai?

The wettest day measured in Ban Mai between 1940 and 2025 was 1 November 2010, with 252 mm of rain in 24 hours.

Q: What was the windiest day in Ban Mai?

The windiest day measured in Ban Mai between 1940 and 2025 was 16 December 2005, with winds reaching 41.5 km/h.

Q: What is the warmest month in Ban Mai?

The warmest month in Ban Mai is May (28.1 °C on average); the coldest is January (26.0 °C).

Q: How much does it rain in Ban Mai?

Ban Mai receives on average 1,830 mm of precipitation per year, spread over about 238 rainy days.

Q: Is it sunny in Ban Mai?

Ban Mai gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.

Ban Mai (Thailand) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 27.1 °C and it receives 1,830 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 May (28.1 °C on average) and the coldest is January (26.0 °C). Rainfall peaks in November.

Ban Mai averages 0 frost days, 159 hot days (≥ 30 °C) and 238 rainy days per year.

Ban Mai has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 35.2 °C (on 4 May 2024) and the coldest 20.4 °C (on 4 February 2014).

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

Ban MaiSongkhla

coords: 7.20°, 100.55°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthMayColdest monthJanuaryWettest monthNovemberDriest monthFebruary

Mean daily temperature

27.1°C

Average daily high

29.6°C

Average daily low

25.2°C

Annual rainfall

1,830mm

Sunshine / day

10.3h

Mean relative humidity

82%

Average peak wind

16.1km/h

Seasonal range

2.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

159 d/yr

Rainy days (≥ 1 mm)

238 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.1 °C

Average feels-like low

29.5 °C

Average peak gust

31.1 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

19.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.84 · 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

35.2 °C

4 May 2024

Coldest day

20.4 °C

4 February 2014

Wettest day

252 mm

1 November 2010

Windiest day

41.5 km/h

16 December 2005

Strongest gust

69.8 km/h

16 December 2005

Hottest feels-like

43.1 °C

1 May 2024

Coldest feels-like

20.9 °C

13 December 1944

Sunniest day

12.4 h

5 July 1958

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	34.2 °C9 May 2025	22.0 °C2 February 2025	27.9 °C	2,291 mm	213
2024	35.2 °C4 May 2024	24.4 °C2 February 2024	28.4 °C	2,065 mm	267
2023	34.3 °C21 April 2023	24.1 °C17 January 2023	28.1 °C	2,087 mm	225
2022	33.5 °C28 April 2022	24.0 °C28 December 2022	27.7 °C	2,841 mm	215
2021	33.2 °C8 August 2021	22.3 °C26 February 2021	27.7 °C	1,895 mm	207
2020	33.3 °C20 May 2020	24.1 °C30 January 2020	27.9 °C	2,020 mm	220
2019	35.0 °C30 June 2019	23.4 °C5 March 2019	28.1 °C	1,436 mm	230
2018	33.8 °C14 June 2018	23.1 °C11 February 2018	27.8 °C	1,800 mm	225
2017	33.9 °C29 July 2017	23.5 °C13 March 2017	27.8 °C	2,450 mm	226
2016	34.2 °C12 April 2016	24.3 °C22 February 2016	28.2 °C	1,804 mm	262
2015	34.2 °C1 July 2015	22.8 °C12 February 2015	27.7 °C	1,464 mm	216
2014	34.4 °C1 August 2014	20.4 °C4 February 2014	27.7 °C	1,626 mm	221
2013	34.4 °C6 April 2013	24.4 °C8 February 2013	27.7 °C	1,880 mm	210
2012	34.5 °C7 August 2012	24.4 °C8 January 2012	27.8 °C	1,703 mm	237
2011	33.1 °C25 June 2011	23.9 °C21 January 2011	27.5 °C	2,232 mm	179
2010	34.4 °C11 May 2010	24.0 °C6 February 2010	28.0 °C	2,384 mm	232
2009	34.0 °C21 June 2009	23.4 °C29 January 2009	27.7 °C	1,613 mm	225
2008	33.5 °C3 May 2008	23.3 °C19 February 2008	27.3 °C	2,164 mm	192
2007	33.0 °C1 July 2007	23.4 °C7 March 2007	27.4 °C	2,126 mm	181
2006	32.5 °C22 August 2006	23.6 °C13 March 2006	27.5 °C	1,708 mm	186
2005	34.8 °C30 July 2005	22.9 °C27 January 2005	27.8 °C	2,227 mm	231
2004	34.0 °C19 May 2004	23.7 °C28 December 2004	27.6 °C	1,158 mm	193
2003	33.3 °C4 September 2003	23.4 °C27 January 2003	27.6 °C	1,497 mm	195
2002	34.7 °C24 July 2002	22.8 °C10 February 2002	27.8 °C	1,285 mm	217
2001	33.9 °C25 August 2001	23.9 °C22 February 2001	27.6 °C	1,908 mm	183
2000	33.1 °C20 May 2000	22.7 °C5 February 2000	27.2 °C	2,435 mm	151
1999	33.0 °C8 August 1999	22.7 °C8 January 1999	27.2 °C	2,395 mm	162
1998	33.6 °C27 May 1998	24.0 °C13 December 1998	27.9 °C	1,795 mm	222
1997	34.1 °C14 August 1997	22.6 °C3 January 1997	27.5 °C	1,562 mm	171
1996	33.2 °C30 July 1996	21.9 °C18 January 1996	27.1 °C	2,026 mm	165
1995	33.5 °C29 June 1995	23.2 °C9 February 1995	27.3 °C	2,078 mm	167
1994	32.6 °C27 June 1994	23.3 °C26 January 1994	27.2 °C	1,692 mm	153
1993	33.1 °C25 June 1993	23.1 °C20 February 1993	27.1 °C	2,188 mm	154
1992	33.7 °C23 June 1992	23.5 °C30 January 1992	27.3 °C	1,665 mm	179
1991	32.9 °C9 June 1991	23.7 °C12 January 1991	27.3 °C	1,685 mm	142
1990	34.5 °C26 August 1990	23.1 °C19 January 1990	27.7 °C	1,245 mm	192
1989	32.7 °C10 June 1989	22.2 °C16 February 1989	27.2 °C	1,448 mm	158
1988	32.9 °C4 April 1988	23.5 °C14 December 1988	27.3 °C	1,978 mm	167
1987	33.9 °C13 July 1987	23.0 °C25 February 1987	27.5 °C	1,810 mm	205
1986	33.7 °C15 August 1986	23.2 °C14 February 1986	27.2 °C	1,754 mm	164
1985	32.7 °C12 April 1985	22.9 °C17 January 1985	27.0 °C	1,944 mm	148
1984	32.3 °C18 June 1984	22.5 °C8 March 1984	26.9 °C	1,993 mm	135
1983	33.0 °C5 June 1983	22.8 °C7 February 1983	27.3 °C	1,480 mm	172
1982	32.7 °C31 May 1982	22.2 °C12 January 1982	27.1 °C	1,750 mm	142
1981	33.8 °C18 August 1981	22.9 °C18 February 1981	27.2 °C	1,643 mm	190
1980	33.2 °C23 May 1980	22.6 °C31 January 1980	27.3 °C	1,586 mm	186
1979	33.1 °C16 May 1979	22.9 °C31 January 1979	27.3 °C	1,773 mm	195
1978	33.3 °C23 August 1978	23.0 °C27 December 1978	27.3 °C	1,270 mm	184
1977	34.1 °C1 June 1977	22.3 °C18 February 1977	27.2 °C	1,304 mm	169
1976	32.9 °C15 April 1976	21.2 °C19 January 1976	26.7 °C	1,895 mm	141
1975	33.1 °C28 April 1975	23.0 °C27 January 1975	26.7 °C	2,116 mm	120
1974	32.8 °C3 June 1974	22.1 °C23 January 1974	26.7 °C	1,571 mm	154
1973	32.5 °C22 July 1973	22.4 °C4 March 1973	27.0 °C	2,168 mm	161
1972	33.0 °C25 August 1972	22.0 °C5 January 1972	26.9 °C	1,892 mm	165
1971	33.5 °C28 July 1971	21.9 °C16 January 1971	26.7 °C	1,868 mm	143
1970	32.8 °C11 June 1970	22.2 °C21 February 1970	26.8 °C	1,821 mm	127
1969	34.3 °C6 August 1969	22.2 °C5 March 1969	27.3 °C	1,712 mm	204
1968	33.4 °C23 August 1968	21.3 °C27 February 1968	26.8 °C	1,109 mm	159
1967	33.4 °C9 June 1967	21.9 °C7 February 1967	26.7 °C	1,803 mm	150
1966	31.5 °C25 June 1966	23.4 °C19 January 1966	26.5 °C	2,436 mm	91
1965	33.0 °C23 July 1965	20.8 °C9 January 1965	26.7 °C	1,821 mm	164
1964	33.0 °C29 June 1964	22.9 °C9 February 1964	26.9 °C	1,574 mm	147
1963	33.9 °C5 June 1963	22.4 °C25 January 1963	26.9 °C	1,415 mm	174
1962	33.5 °C30 May 1962	22.6 °C4 February 1962	26.9 °C	1,543 mm	161
1961	33.6 °C22 August 1961	22.6 °C21 January 1961	26.9 °C	1,553 mm	166
1960	33.4 °C25 April 1960	22.6 °C27 February 1960	27.0 °C	1,614 mm	174
1959	32.5 °C27 April 1959	22.9 °C23 February 1959	26.8 °C	1,956 mm	101
1958	34.4 °C19 July 1958	22.4 °C29 November 1958	27.1 °C	1,534 mm	153
1957	33.3 °C14 June 1957	20.8 °C4 January 1957	26.7 °C	1,411 mm	130
1956	31.7 °C3 June 1956	22.0 °C19 January 1956	26.4 °C	2,162 mm	94
1955	32.7 °C19 July 1955	22.4 °C3 February 1955	26.6 °C	1,919 mm	131
1954	32.2 °C7 June 1954	22.8 °C23 November 1954	26.5 °C	2,099 mm	99
1953	32.0 °C18 April 1953	22.8 °C10 January 1953	26.6 °C	2,371 mm	90
1952	32.6 °C25 June 1952	22.7 °C15 December 1952	26.9 °C	1,702 mm	142
1951	33.0 °C3 August 1951	21.9 °C30 January 1951	26.9 °C	1,233 mm	139
1950	31.7 °C1 June 1950	22.4 °C20 January 1950	26.6 °C	1,438 mm	111
1949	32.7 °C10 May 1949	21.9 °C13 February 1949	26.8 °C	630 mm	117
1948	31.0 °C2 June 1948	22.5 °C24 January 1948	26.3 °C	1,454 mm	14
1947	31.4 °C10 June 1947	22.6 °C28 December 1947	26.1 °C	2,817 mm	22
1946	31.8 °C24 June 1946	21.7 °C25 January 1946	26.1 °C	2,324 mm	48
1945	30.6 °C26 June 1945	22.8 °C12 January 1945	25.9 °C	2,741 mm	16
1944	32.6 °C17 June 1944	21.7 °C13 December 1944	26.2 °C	1,815 mm	61
1943	31.3 °C7 July 1943	21.4 °C4 February 1943	25.9 °C	1,776 mm	43
1942	30.8 °C13 June 1942	22.7 °C27 November 1942	26.1 °C	1,784 mm	35
1941	31.0 °C2 June 1941	22.3 °C29 December 1941	26.1 °C	2,470 mm	13
1940	31.0 °C23 June 1940	21.6 °C3 February 1940	26.1 °C	1,681 mm	39

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

30.4 °C

+0.8 °C

Hot days (≥ 30 °C)

213 d/yr

+54

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2291 mm

+461 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.6 °C	+0.6 °C	83 mm	-23 mm
Feb	29.0 °C	+0.4 °C	85 mm	+29 mm
Mar	29.9 °C	+0.3 °C	58 mm	-20 mm
Apr	31.3 °C	+0.8 °C	186 mm	+73 mm
May	31.7 °C	+0.8 °C	175 mm	+42 mm
Jun	31.5 °C	+0.5 °C	74 mm	-12 mm
Jul	32.4 °C	+1.6 °C	42 mm	-48 mm
Aug	31.3 °C	+0.5 °C	116 mm	+26 mm
Sep	31.5 °C	+1.3 °C	114 mm	-14 mm
Oct	30.1 °C	+0.9 °C	283 mm	+22 mm
Nov	29.0 °C	+0.7 °C	919 mm	+527 mm
Dec	28.8 °C	+1.0 °C	157 mm	-139 mm

The year's extremes

Hottest day

34.2 °C

9 May 2025

Coldest day

22.0 °C

2 Feb 2025

Wettest day

200.5 mm

20 Nov 2025

Windiest day

32.5 km/h

21 Nov 2025

Strongest gust

61.9 km/h

20 Nov 2025

Hottest feels-like

41.8 °C

31 May 2025

Coldest feels-like

25.3 °C

2 Feb 2025

Sunniest day

12.4 h

30 Jun 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 Ban Mai?

Ban Mai has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.1 °C and it receives 1,830 mm of precipitation per year.

What is the hottest day ever recorded in Ban Mai?

The hottest day measured in Ban Mai between 1940 and 2025 was 4 May 2024, reaching 35.2 °C.

What is the coldest day in Ban Mai?

The coldest day measured in Ban Mai between 1940 and 2025 was 4 February 2014, at 20.4 °C.

Does it snow in Ban Mai?

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

Has the climate of Ban Mai warmed?

Yes: Ban Mai warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ban Mai?

The wettest day measured in Ban Mai between 1940 and 2025 was 1 November 2010, with 252 mm of rain in 24 hours.

What was the windiest day in Ban Mai?

The windiest day measured in Ban Mai between 1940 and 2025 was 16 December 2005, with winds reaching 41.5 km/h.

What is the warmest month in Ban Mai?

The warmest month in Ban Mai is May (28.1 °C on average); the coldest is January (26.0 °C).

How much does it rain in Ban Mai?

Ban Mai receives on average 1,830 mm of precipitation per year, spread over about 238 rainy days.

Is it sunny in Ban Mai?

Ban Mai gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.

Are there tropical nights in Ban Mai?

Yes: Ban Mai has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Ban Mai?

In Ban Mai, between 1940 and 2025, the highest apparent temperature reached 43.1 °C on 1 May 2024, and the lowest was 20.9 °C on 13 December 1944.

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