Muang Sing climate — normals and trends

Q: What is the climate of Muang Sing?

Muang Sing has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 1,880 mm of precipitation per year.

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

The hottest day measured in Muang Sing between 1940 and 2025 was 20 May 2019, reaching 39.8 °C.

Q: What is the coldest day in Muang Sing?

The coldest day measured in Muang Sing between 1940 and 2025 was 25 December 1999, at 1.6 °C.

Q: Does it snow in Muang Sing?

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

Q: Has the climate of Muang Sing warmed?

Yes: Muang Sing warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Muang Sing?

The wettest day measured in Muang Sing between 1940 and 2025 was 5 August 2020, with 147 mm of rain in 24 hours.

Q: What was the windiest day in Muang Sing?

The windiest day measured in Muang Sing between 1940 and 2025 was 27 August 1973, with winds reaching 20.9 km/h.

Q: What is the warmest month in Muang Sing?

The warmest month in Muang Sing is June (24.4 °C on average); the coldest is January (16.2 °C).

Q: How much does it rain in Muang Sing?

Muang Sing receives on average 1,880 mm of precipitation per year, spread over about 199 rainy days.

Q: Is it sunny in Muang Sing?

Muang Sing gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.

Muang Sing (Laos) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.3 °C and it receives 1,880 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 June (24.4 °C on average) and the coldest is January (16.2 °C). Rainfall peaks in August.

Muang Sing averages 0 frost days, 74 hot days (≥ 30 °C) and 199 rainy days per year.

Muang Sing has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.8 °C (on 20 May 2019) and the coldest 1.6 °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

Muang SingLoungnamtha

coords: 21.19°, 101.15°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJuneColdest monthJanuaryWettest monthAugustDriest monthDecember

Mean daily temperature

21.3°C

Average daily high

26.9°C

Average daily low

17.3°C

Annual rainfall

1,880mm

Sunshine / day

9.1h

Mean relative humidity

79%

Average peak wind

8.3km/h

Seasonal range

8.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

74 d/yr

Rainy days (≥ 1 mm)

199 d/yr

Annual snowfall

0.0 cm

Average feels-like high

29.4 °C

Average feels-like low

19.0 °C

Average peak gust

29.1 km/h

Tropical nights (≥ 20 °C)

139 d/yr

Solar radiation

16.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.79 · 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

39.8 °C

20 May 2019

Coldest day

1.6 °C

25 December 1999

Wettest day

147 mm

5 August 2020

Windiest day

20.9 km/h

27 August 1973

Strongest gust

68.8 km/h

24 August 1987

Hottest feels-like

41.4 °C

31 May 2023

Coldest feels-like

-0.9 °C

25 December 1999

Sunniest day

13.0 h

1 July 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	35.0 °C25 April 2025	7.1 °C12 January 2025	21.9 °C	2,053 mm	104
2024	37.2 °C1 May 2024	10.0 °C5 February 2024	22.7 °C	1,980 mm	137
2023	37.2 °C19 April 2023	8.8 °C16 January 2023	22.6 °C	1,521 mm	130
2022	35.3 °C28 April 2022	8.7 °C19 December 2022	22.2 °C	1,903 mm	101
2021	35.4 °C24 April 2021	6.1 °C12 January 2021	22.0 °C	1,810 mm	122
2020	36.0 °C31 March 2020	7.7 °C26 January 2020	22.3 °C	1,565 mm	128
2019	39.8 °C20 May 2019	4.4 °C8 December 2019	22.8 °C	1,114 mm	172
2018	34.0 °C13 April 2018	8.3 °C13 January 2018	21.7 °C	2,270 mm	72
2017	35.4 °C10 April 2017	4.1 °C21 December 2017	22.1 °C	1,872 mm	113
2016	37.4 °C11 May 2016	3.9 °C26 January 2016	22.2 °C	1,581 mm	133
2015	34.7 °C8 May 2015	7.4 °C13 January 2015	22.2 °C	1,843 mm	130
2014	36.6 °C23 April 2014	4.5 °C23 January 2014	22.2 °C	1,777 mm	128
2013	34.3 °C30 April 2013	5.2 °C18 December 2013	21.9 °C	1,869 mm	116
2012	35.8 °C3 May 2012	7.3 °C16 January 2012	22.4 °C	1,696 mm	105
2011	33.4 °C26 July 2011	9.4 °C10 February 2011	21.6 °C	1,676 mm	74
2010	35.8 °C15 April 2010	8.9 °C4 January 2010	22.3 °C	1,744 mm	127
2009	34.0 °C9 May 2009	8.2 °C15 January 2009	22.0 °C	1,648 mm	101
2008	33.9 °C12 April 2008	6.4 °C2 December 2008	21.5 °C	2,182 mm	61
2007	34.9 °C31 March 2007	7.8 °C29 January 2007	21.8 °C	1,934 mm	99
2006	36.2 °C13 April 2006	7.1 °C23 December 2006	22.0 °C	1,572 mm	86
2005	34.5 °C17 May 2005	7.7 °C22 December 2005	21.9 °C	1,664 mm	97
2004	33.8 °C29 March 2004	7.6 °C30 January 2004	21.4 °C	1,891 mm	87
2003	35.9 °C8 May 2003	8.5 °C7 January 2003	21.9 °C	1,495 mm	89
2002	33.6 °C21 April 2002	9.1 °C22 December 2002	21.6 °C	1,925 mm	65
2001	34.1 °C10 April 2001	7.8 °C20 November 2001	21.8 °C	1,852 mm	71
2000	32.6 °C3 April 2000	7.7 °C1 February 2000	21.4 °C	1,890 mm	49
1999	33.6 °C26 April 1999	1.6 °C25 December 1999	21.7 °C	1,708 mm	70
1998	34.3 °C17 March 1998	8.1 °C15 January 1998	22.4 °C	1,590 mm	104
1997	33.4 °C16 May 1997	7.1 °C10 February 1997	21.5 °C	1,945 mm	65
1996	33.7 °C10 April 1996	5.9 °C1 January 1996	21.4 °C	1,943 mm	63
1995	35.3 °C22 April 1995	5.9 °C30 December 1995	21.6 °C	1,930 mm	85
1994	35.1 °C10 April 1994	9.1 °C20 February 1994	21.7 °C	2,485 mm	76
1993	33.0 °C6 April 1993	4.3 °C27 December 1993	21.3 °C	1,652 mm	74
1992	36.0 °C9 May 1992	6.9 °C5 January 1992	21.2 °C	1,682 mm	116
1991	35.6 °C18 April 1991	8.4 °C18 December 1991	21.6 °C	2,114 mm	79
1990	34.9 °C22 April 1990	7.5 °C10 January 1990	21.4 °C	2,177 mm	60
1989	36.0 °C21 April 1989	6.0 °C9 January 1989	21.4 °C	1,822 mm	73
1988	35.8 °C7 April 1988	8.6 °C12 December 1988	21.6 °C	1,886 mm	75
1987	34.5 °C28 May 1987	6.6 °C26 December 1987	21.5 °C	1,850 mm	94
1986	34.6 °C31 March 1986	5.7 °C5 March 1986	21.2 °C	1,873 mm	70
1985	33.2 °C7 April 1985	4.8 °C25 December 1985	21.2 °C	2,189 mm	54
1984	35.5 °C21 April 1984	6.6 °C22 January 1984	21.4 °C	1,996 mm	71
1983	37.4 °C18 April 1983	5.1 °C5 December 1983	21.3 °C	2,234 mm	107
1982	33.5 °C24 March 1982	3.7 °C28 December 1982	21.1 °C	2,103 mm	70
1981	34.3 °C8 April 1981	8.0 °C4 December 1981	21.2 °C	2,142 mm	66
1980	37.0 °C30 April 1980	7.4 °C29 January 1980	21.7 °C	1,811 mm	91
1979	34.6 °C8 April 1979	7.3 °C24 December 1979	21.4 °C	1,756 mm	88
1978	33.9 °C1 July 1978	6.7 °C15 December 1978	20.9 °C	2,333 mm	59
1977	33.8 °C17 April 1977	8.2 °C24 January 1977	20.7 °C	2,148 mm	60
1976	33.5 °C18 April 1976	3.9 °C1 January 1976	20.7 °C	2,018 mm	63
1975	35.8 °C29 April 1975	2.9 °C31 December 1975	20.9 °C	1,956 mm	73
1974	32.6 °C11 March 1974	1.7 °C2 January 1974	20.7 °C	1,902 mm	37
1973	33.6 °C28 April 1973	4.2 °C31 December 1973	21.1 °C	2,202 mm	62
1972	34.1 °C12 May 1972	7.6 °C22 January 1972	20.9 °C	2,166 mm	54
1971	33.3 °C18 May 1971	3.9 °C6 January 1971	20.1 °C	2,385 mm	42
1970	33.3 °C30 April 1970	6.5 °C21 December 1970	21.0 °C	2,054 mm	76
1969	37.2 °C28 April 1969	7.2 °C23 January 1969	21.3 °C	1,805 mm	101
1968	33.3 °C28 May 1968	5.9 °C19 January 1968	20.8 °C	2,248 mm	54
1967	34.6 °C5 April 1967	7.0 °C17 January 1967	20.8 °C	1,942 mm	61
1966	37.6 °C2 May 1966	8.6 °C2 January 1966	21.3 °C	1,746 mm	53
1965	36.2 °C15 May 1965	7.0 °C20 January 1965	20.6 °C	2,131 mm	51
1964	33.7 °C11 April 1964	4.8 °C29 December 1964	20.9 °C	1,760 mm	46
1963	36.7 °C25 April 1963	5.1 °C26 January 1963	20.8 °C	1,871 mm	78
1962	35.0 °C17 April 1962	6.2 °C29 December 1962	21.0 °C	1,578 mm	73
1961	32.8 °C17 May 1961	5.4 °C19 January 1961	21.1 °C	2,286 mm	51
1960	38.7 °C29 April 1960	6.4 °C3 January 1960	21.4 °C	1,938 mm	81
1959	37.2 °C11 April 1959	6.9 °C2 January 1959	21.2 °C	1,736 mm	67
1958	35.6 °C26 April 1958	6.0 °C18 December 1958	21.0 °C	1,905 mm	93
1957	36.4 °C23 May 1957	7.4 °C7 February 1957	21.3 °C	1,828 mm	80
1956	36.8 °C19 April 1956	4.9 °C4 January 1956	21.0 °C	1,711 mm	74
1955	34.0 °C23 March 1955	4.2 °C13 January 1955	20.6 °C	1,766 mm	41
1954	35.0 °C27 April 1954	4.7 °C17 December 1954	20.9 °C	1,545 mm	53
1953	32.1 °C22 July 1953	6.9 °C27 January 1953	20.4 °C	1,878 mm	41
1952	34.2 °C8 May 1952	7.9 °C13 December 1952	20.8 °C	1,783 mm	41
1951	34.5 °C11 April 1951	7.8 °C31 January 1951	20.6 °C	1,998 mm	36
1950	36.2 °C24 April 1950	7.6 °C2 January 1950	20.9 °C	1,698 mm	42
1949	31.7 °C15 June 1949	7.2 °C11 February 1949	20.7 °C	1,794 mm	16
1948	32.5 °C14 March 1948	7.0 °C3 January 1948	20.4 °C	1,778 mm	24
1947	33.3 °C8 May 1947	6.7 °C30 December 1947	20.5 °C	1,720 mm	14
1946	35.5 °C19 March 1946	6.8 °C13 January 1946	20.7 °C	1,275 mm	50
1945	32.7 °C2 April 1945	8.7 °C17 January 1945	20.3 °C	1,948 mm	18
1944	34.2 °C9 April 1944	7.0 °C9 December 1944	20.7 °C	1,735 mm	51
1943	34.2 °C26 March 1943	8.2 °C25 January 1943	20.4 °C	1,902 mm	44
1942	35.0 °C17 April 1942	7.9 °C7 January 1942	20.1 °C	2,117 mm	34
1941	32.8 °C26 April 1941	8.9 °C25 January 1941	20.4 °C	1,993 mm	34
1940	33.2 °C27 April 1940	6.1 °C1 January 1940	20.3 °C	1,842 mm	16

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

27.8 °C

+0.9 °C

Hot days (≥ 30 °C)

104 d/yr

+30

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2053 mm

+173 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	23.8 °C	+0.5 °C	5 mm	-31 mm
Feb	27.3 °C	+1.3 °C	43 mm	+6 mm
Mar	29.4 °C	+0.7 °C	19 mm	-58 mm
Apr	30.1 °C	+0.1 °C	138 mm	-12 mm
May	29.2 °C	-0.1 °C	319 mm	+72 mm
Jun	29.5 °C	+1.0 °C	350 mm	+84 mm
Jul	28.1 °C	+0.1 °C	456 mm	+154 mm
Aug	28.8 °C	+0.9 °C	343 mm	+30 mm
Sep	29.4 °C	+1.6 °C	182 mm	-44 mm
Oct	28.3 °C	+1.8 °C	112 mm	-19 mm
Nov	24.5 °C	+0.1 °C	80 mm	+19 mm
Dec	24.7 °C	+2.3 °C	8 mm	-27 mm

The year's extremes

Hottest day

35.0 °C

25 Apr 2025

Coldest day

7.1 °C

12 Jan 2025

Wettest day

52.9 mm

24 May 2025

Windiest day

15.8 km/h

1 Jun 2025

Strongest gust

55.4 km/h

1 Jun 2025

Hottest feels-like

38.6 °C

4 Sep 2025

Coldest feels-like

5.4 °C

12 Jan 2025

Sunniest day

12.9 h

14 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 Muang Sing?

Muang Sing has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 1,880 mm of precipitation per year.

What is the hottest day ever recorded in Muang Sing?

The hottest day measured in Muang Sing between 1940 and 2025 was 20 May 2019, reaching 39.8 °C.

What is the coldest day in Muang Sing?

The coldest day measured in Muang Sing between 1940 and 2025 was 25 December 1999, at 1.6 °C.

Does it snow in Muang Sing?

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

Has the climate of Muang Sing warmed?

Yes: Muang Sing warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Muang Sing?

The wettest day measured in Muang Sing between 1940 and 2025 was 5 August 2020, with 147 mm of rain in 24 hours.

What was the windiest day in Muang Sing?

The windiest day measured in Muang Sing between 1940 and 2025 was 27 August 1973, with winds reaching 20.9 km/h.

What is the warmest month in Muang Sing?

The warmest month in Muang Sing is June (24.4 °C on average); the coldest is January (16.2 °C).

How much does it rain in Muang Sing?

Muang Sing receives on average 1,880 mm of precipitation per year, spread over about 199 rainy days.

Is it sunny in Muang Sing?

Muang Sing gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.

Are there tropical nights in Muang Sing?

Yes: Muang Sing has on average 139 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Muang Sing?

In Muang Sing, between 1940 and 2025, the highest apparent temperature reached 41.4 °C on 31 May 2023, and the lowest was -0.9 °C on 25 December 1999.

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