Tānsen climate — normals and trends

Q: What is the climate of Tānsen?

Tānsen has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 2,208 mm of precipitation per year.

Q: What is the hottest day ever recorded in Tānsen?

The hottest day measured in Tānsen between 1940 and 2025 was 26 May 1957, reaching 41.7 °C.

Q: What is the coldest day in Tānsen?

The coldest day measured in Tānsen between 1940 and 2025 was 9 January 2013, at 0.6 °C.

Q: Does it snow in Tānsen?

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

Q: Has the climate of Tānsen warmed?

Yes: Tānsen warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Tānsen?

The wettest day measured in Tānsen between 1940 and 2025 was 17 July 1972, with 404 mm of rain in 24 hours.

Q: What was the windiest day in Tānsen?

The windiest day measured in Tānsen between 1940 and 2025 was 20 April 2024, with winds reaching 26.8 km/h.

Q: What is the warmest month in Tānsen?

The warmest month in Tānsen is June (26.5 °C on average); the coldest is January (12.7 °C).

Q: How much does it rain in Tānsen?

Tānsen receives on average 2,208 mm of precipitation per year, spread over about 169 rainy days.

Q: Is it sunny in Tānsen?

Tānsen gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Tānsen (Nepal) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 21.3 °C and it receives 2,208 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 (26.5 °C on average) and the coldest is January (12.7 °C). Rainfall peaks in July.

Tānsen averages 0 frost days, 89 hot days (≥ 30 °C) and 169 rainy days per year.

Tānsen has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.

The hottest day of the period reached 41.7 °C (on 26 May 1957) and the coldest 0.6 °C (on 9 January 2013).

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

TānsenLumbini Province

coords: 27.87°, 83.55°
period: 1940–2025 · 86 yrs

CwaHumid subtropical, dry winterWarmest monthJuneColdest monthJanuaryWettest monthJulyDriest monthDecember

Mean daily temperature

21.3°C

Average daily high

26.5°C

Average daily low

16.7°C

Annual rainfall

2,208mm

Sunshine / day

9.9h

Mean relative humidity

75%

Average peak wind

8.5km/h

Seasonal range

13.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

89 d/yr

Rainy days (≥ 1 mm)

169 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.9 °C

Average feels-like low

18.0 °C

Average peak gust

28.0 km/h

Tropical nights (≥ 20 °C)

154 d/yr

Solar radiation

16.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.2 °C

since 1940

+0.1 °C per decade · r² = 0.43 · 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

41.7 °C

26 May 1957

Coldest day

0.6 °C

9 January 2013

Wettest day

404 mm

17 July 1972

Windiest day

26.8 km/h

20 April 2024

Strongest gust

74.2 km/h

15 August 2022

Hottest feels-like

43.5 °C

30 May 2024

Coldest feels-like

-2.2 °C

9 January 2013

Sunniest day

13.0 h

4 May 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.4 °C25 April 2025	5.8 °C10 January 2025	22.0 °C	2,258 mm	127
2024	37.5 °C30 April 2024	5.6 °C23 January 2024	22.2 °C	2,403 mm	141
2023	38.1 °C9 June 2023	5.7 °C6 January 2023	22.3 °C	1,434 mm	137
2022	35.7 °C16 April 2022	5.0 °C29 January 2022	21.9 °C	1,900 mm	133
2021	35.7 °C28 April 2021	5.3 °C29 January 2021	21.7 °C	2,947 mm	107
2020	35.7 °C25 May 2020	4.8 °C21 December 2020	21.3 °C	3,073 mm	90
2019	37.1 °C15 June 2019	3.7 °C31 December 2019	21.8 °C	2,110 mm	134
2018	34.7 °C21 April 2018	4.2 °C7 January 2018	21.5 °C	2,174 mm	104
2017	34.9 °C21 May 2017	3.3 °C13 January 2017	22.1 °C	2,470 mm	135
2016	38.3 °C20 April 2016	4.6 °C18 January 2016	22.1 °C	2,218 mm	115
2015	38.3 °C6 June 2015	4.4 °C13 January 2015	21.6 °C	1,572 mm	118
2014	37.7 °C11 May 2014	5.4 °C9 January 2014	21.6 °C	2,001 mm	133
2013	36.6 °C1 May 2013	0.6 °C9 January 2013	21.5 °C	2,248 mm	106
2012	37.6 °C15 June 2012	4.2 °C2 February 2012	21.5 °C	1,897 mm	122
2011	33.7 °C7 April 2011	4.0 °C12 January 2011	21.2 °C	1,953 mm	93
2010	37.1 °C8 June 2010	4.5 °C13 January 2010	22.1 °C	2,127 mm	118
2009	36.6 °C25 April 2009	5.8 °C26 December 2009	22.1 °C	1,825 mm	123
2008	36.9 °C27 April 2008	3.8 °C1 February 2008	21.5 °C	2,235 mm	86
2007	37.7 °C2 June 2007	4.4 °C7 January 2007	21.5 °C	2,600 mm	109
2006	36.3 °C1 May 2006	4.4 °C9 January 2006	21.9 °C	1,678 mm	102
2005	38.8 °C31 May 2005	5.8 °C13 January 2005	22.0 °C	1,585 mm	120
2004	38.5 °C15 May 2004	4.7 °C28 December 2004	21.5 °C	1,583 mm	78
2003	37.8 °C29 May 2003	4.4 °C16 January 2003	21.4 °C	2,531 mm	83
2002	35.9 °C19 April 2002	4.5 °C3 January 2002	21.5 °C	1,819 mm	61
2001	36.1 °C11 April 2001	4.0 °C10 January 2001	21.5 °C	2,381 mm	73
2000	36.0 °C8 April 2000	4.7 °C20 February 2000	21.2 °C	2,020 mm	68
1999	36.6 °C27 April 1999	4.4 °C13 January 1999	21.9 °C	2,358 mm	77
1998	37.4 °C7 June 1998	5.6 °C27 January 1998	21.7 °C	2,374 mm	72
1997	36.6 °C15 May 1997	4.4 °C23 January 1997	20.9 °C	2,024 mm	82
1996	38.8 °C28 May 1996	5.7 °C6 December 1996	21.8 °C	2,329 mm	105
1995	38.6 °C26 May 1995	4.1 °C3 January 1995	21.9 °C	1,779 mm	96
1994	39.5 °C4 May 1994	5.1 °C22 January 1994	21.8 °C	1,646 mm	127
1993	34.1 °C7 April 1993	3.5 °C14 January 1993	21.3 °C	1,904 mm	79
1992	37.9 °C12 April 1992	3.4 °C2 January 1992	21.3 °C	1,391 mm	108
1991	37.1 °C8 May 1991	2.4 °C5 January 1991	21.5 °C	1,678 mm	108
1990	37.5 °C22 April 1990	3.4 °C1 January 1990	21.3 °C	2,304 mm	74
1989	40.4 °C5 May 1989	3.4 °C9 February 1989	21.3 °C	2,005 mm	98
1988	38.6 °C12 May 1988	3.9 °C26 January 1988	22.0 °C	1,996 mm	106
1987	37.8 °C20 May 1987	6.0 °C5 January 1987	21.8 °C	1,969 mm	99
1986	36.8 °C30 March 1986	4.8 °C19 January 1986	21.4 °C	2,117 mm	105
1985	37.7 °C24 April 1985	4.8 °C14 January 1985	21.6 °C	2,051 mm	107
1984	37.2 °C18 May 1984	4.2 °C18 January 1984	21.3 °C	2,562 mm	92
1983	38.0 °C20 June 1983	3.6 °C9 February 1983	21.1 °C	1,751 mm	109
1982	37.7 °C27 May 1982	5.4 °C27 December 1982	21.2 °C	1,531 mm	95
1981	35.6 °C14 June 1981	4.0 °C10 January 1981	21.0 °C	2,234 mm	70
1980	39.3 °C28 April 1980	4.4 °C14 January 1980	21.7 °C	1,895 mm	102
1979	39.7 °C6 June 1979	5.2 °C3 February 1979	21.9 °C	1,871 mm	103
1978	37.4 °C20 May 1978	3.6 °C5 January 1978	21.3 °C	2,300 mm	79
1977	37.8 °C31 May 1977	2.0 °C29 January 1977	21.6 °C	1,543 mm	109
1976	36.5 °C4 May 1976	4.5 °C20 January 1976	21.2 °C	2,189 mm	88
1975	38.5 °C7 April 1975	4.2 °C18 January 1975	21.7 °C	2,398 mm	103
1974	37.7 °C5 June 1974	2.6 °C7 February 1974	21.4 °C	2,182 mm	91
1973	37.3 °C15 April 1973	5.4 °C25 December 1973	21.7 °C	3,258 mm	99
1972	38.1 °C11 June 1972	4.9 °C7 February 1972	21.7 °C	2,344 mm	93
1971	32.8 °C28 March 1971	5.3 °C3 February 1971	20.6 °C	2,282 mm	19
1970	36.1 °C12 May 1970	5.3 °C28 December 1970	21.3 °C	2,386 mm	71
1969	36.8 °C19 May 1969	4.0 °C15 January 1969	21.4 °C	1,824 mm	66
1968	38.6 °C26 May 1968	4.5 °C2 February 1968	20.9 °C	2,635 mm	63
1967	38.0 °C2 June 1967	4.0 °C18 January 1967	20.9 °C	1,963 mm	62
1966	40.0 °C11 June 1966	5.9 °C19 January 1966	21.6 °C	1,847 mm	91
1965	37.9 °C30 April 1965	4.1 °C8 January 1965	21.1 °C	2,094 mm	77
1964	41.7 °C11 June 1964	1.9 °C31 January 1964	21.7 °C	2,654 mm	101
1963	35.4 °C19 May 1963	4.8 °C2 January 1963	21.0 °C	2,867 mm	65
1962	35.5 °C27 May 1962	3.2 °C16 January 1962	20.7 °C	3,108 mm	71
1961	38.7 °C22 April 1961	3.4 °C26 December 1961	21.0 °C	2,830 mm	73
1960	40.3 °C4 May 1960	5.3 °C23 January 1960	21.8 °C	2,131 mm	84
1959	39.8 °C18 May 1959	6.0 °C14 January 1959	21.5 °C	2,452 mm	74
1958	40.4 °C26 May 1958	5.9 °C9 February 1958	22.0 °C	3,379 mm	106
1957	41.7 °C26 May 1957	4.3 °C12 February 1957	21.5 °C	2,132 mm	100
1956	38.2 °C20 April 1956	5.0 °C5 February 1956	21.1 °C	2,343 mm	66
1955	40.3 °C11 May 1955	3.7 °C4 January 1955	21.5 °C	2,452 mm	91
1954	38.1 °C24 April 1954	3.5 °C31 December 1954	21.0 °C	2,695 mm	68
1953	31.1 °C13 August 1953	2.4 °C25 January 1953	19.8 °C	2,715 mm	11
1952	30.9 °C14 April 1952	5.3 °C6 January 1952	19.8 °C	2,814 mm	4
1951	36.2 °C19 May 1951	4.9 °C3 February 1951	20.5 °C	2,152 mm	48
1950	36.5 °C23 May 1950	3.6 °C12 February 1950	20.6 °C	3,123 mm	67
1949	31.0 °C20 June 1949	4.6 °C1 January 1949	20.0 °C	2,517 mm	6
1948	36.8 °C12 April 1948	5.3 °C7 February 1948	20.9 °C	2,013 mm	74
1947	37.7 °C18 May 1947	5.1 °C25 January 1947	21.4 °C	1,878 mm	90
1946	36.0 °C22 May 1946	4.3 °C29 January 1946	21.1 °C	2,388 mm	72
1945	37.0 °C12 May 1945	3.6 °C8 January 1945	20.8 °C	1,933 mm	86
1944	38.7 °C15 May 1944	4.4 °C19 January 1944	21.0 °C	2,110 mm	77
1943	34.1 °C4 April 1943	4.9 °C31 January 1943	20.3 °C	2,553 mm	39
1942	37.8 °C2 June 1942	4.5 °C6 January 1942	20.9 °C	2,672 mm	78
1941	36.3 °C30 May 1941	4.4 °C12 January 1941	20.6 °C	1,932 mm	57
1940	36.2 °C10 May 1940	5.1 °C19 December 1940	20.7 °C	2,008 mm	77

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

27.0 °C

+0.5 °C

Hot days (≥ 30 °C)

127 d/yr

+38

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2258 mm

+50 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	18.9 °C	+0.1 °C	2 mm	-23 mm
Feb	22.8 °C	+0.9 °C	10 mm	-11 mm
Mar	28.4 °C	+1.0 °C	10 mm	-14 mm
Apr	31.1 °C	-0.7 °C	77 mm	+36 mm
May	30.8 °C	-1.5 °C	172 mm	+55 mm
Jun	30.9 °C	+0.3 °C	330 mm	-61 mm
Jul	30.7 °C	+2.2 °C	432 mm	-225 mm
Aug	29.5 °C	+1.0 °C	543 mm	+30 mm
Sep	29.3 °C	+1.2 °C	479 mm	+168 mm
Oct	27.7 °C	+1.1 °C	184 mm	+101 mm
Nov	24.5 °C	+0.9 °C	17 mm	+3 mm
Dec	18.9 °C	-1.3 °C	1 mm	-9 mm

The year's extremes

Hottest day

36.4 °C

25 Apr 2025

Coldest day

5.8 °C

10 Jan 2025

Wettest day

131.5 mm

15 Sep 2025

Windiest day

20.3 km/h

4 Mar 2025

Strongest gust

57.6 km/h

4 Mar 2025

Hottest feels-like

42.2 °C

24 Jul 2025

Coldest feels-like

3.9 °C

10 Jan 2025

Sunniest day

13.0 h

3 May 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 Tānsen?

Tānsen has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 2,208 mm of precipitation per year.

What is the hottest day ever recorded in Tānsen?

The hottest day measured in Tānsen between 1940 and 2025 was 26 May 1957, reaching 41.7 °C.

What is the coldest day in Tānsen?

The coldest day measured in Tānsen between 1940 and 2025 was 9 January 2013, at 0.6 °C.

Does it snow in Tānsen?

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

Has the climate of Tānsen warmed?

Yes: Tānsen warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tānsen?

The wettest day measured in Tānsen between 1940 and 2025 was 17 July 1972, with 404 mm of rain in 24 hours.

What was the windiest day in Tānsen?

The windiest day measured in Tānsen between 1940 and 2025 was 20 April 2024, with winds reaching 26.8 km/h.

What is the warmest month in Tānsen?

The warmest month in Tānsen is June (26.5 °C on average); the coldest is January (12.7 °C).

How much does it rain in Tānsen?

Tānsen receives on average 2,208 mm of precipitation per year, spread over about 169 rainy days.

Is it sunny in Tānsen?

Tānsen gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in Tānsen?

Yes: Tānsen has on average 154 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tānsen?

In Tānsen, between 1940 and 2025, the highest apparent temperature reached 43.5 °C on 30 May 2024, and the lowest was -2.2 °C on 9 January 2013.

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