Tsuruoka climate — normals and trends

Q: What is the climate of Tsuruoka?

Tsuruoka has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 11.8 °C and it receives 2,477 mm of precipitation per year.

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

The hottest day measured in Tsuruoka between 1940 and 2025 was 15 August 2019, reaching 33.7 °C.

Q: What is the coldest day in Tsuruoka?

The coldest day measured in Tsuruoka between 1940 and 2025 was 12 February 1942, at -7.8 °C.

Q: Does it snow in Tsuruoka?

Yes. Tsuruoka gets on average 394.5 cm of snow per year and has around 52 frost days.

Q: Has the climate of Tsuruoka warmed?

Yes: Tsuruoka warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Tsuruoka?

The wettest day measured in Tsuruoka between 1940 and 2025 was 8 July 1957, with 160 mm of rain in 24 hours.

Q: What was the windiest day in Tsuruoka?

The windiest day measured in Tsuruoka between 1940 and 2025 was 28 September 1991, with winds reaching 72.9 km/h.

Q: What is the warmest month in Tsuruoka?

The warmest month in Tsuruoka is August (24.3 °C on average); the coldest is January (1.1 °C).

Q: How much does it rain in Tsuruoka?

Tsuruoka receives on average 2,477 mm of precipitation per year, spread over about 232 rainy days.

Q: Is it sunny in Tsuruoka?

Tsuruoka gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.

Tsuruoka (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.8 °C and it receives 2,477 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 August (24.3 °C on average) and the coldest is January (1.1 °C). Rainfall peaks in December.

Tsuruoka averages 52 frost days, 2 hot days (≥ 30 °C) and 232 rainy days per year.

Tsuruoka has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.

The number of frost days there went from about 72 to 32 per year over the period.

The hottest day of the period reached 33.7 °C (on 15 August 2019) and the coldest -7.8 °C (on 12 February 1942).

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

TsuruokaYamagata

coords: 38.72°, 139.82°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthAugustColdest monthJanuaryWettest monthDecemberDriest monthMay

Mean daily temperature

11.8°C

Average daily high

14.0°C

Average daily low

9.7°C

Annual rainfall

2,477mm

Sunshine / day

8.1h

Mean relative humidity

79%

Average peak wind

21.9km/h

Seasonal range

23.2°C

Frost days (< 0 °C)

52 d/yr

Hot days (≥ 30 °C)

2 d/yr

Rainy days (≥ 1 mm)

232 d/yr

Annual snowfall

394.5 cm

Average feels-like high

12.7 °C

Average feels-like low

7.1 °C

Average peak gust

41.3 km/h

Tropical nights (≥ 20 °C)

55 d/yr

Solar radiation

13.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.60 · 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

33.7 °C

15 August 2019

Coldest day

-7.8 °C

12 February 1942

Wettest day

160 mm

8 July 1957

Windiest day

72.9 km/h

28 September 1991

Strongest gust

151.6 km/h

4 April 2012

Hottest feels-like

40.8 °C

9 August 2023

Coldest feels-like

-15.7 °C

26 January 1952

Snowiest day

20.9 cm

17 January 1960

Sunniest day

14.3 h

18 June 1987

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	32.0 °C30 July 2025	-2.2 °C19 February 2025	13.4 °C	2,800 mm	14	28
2024	31.4 °C23 August 2024	-3.0 °C25 February 2024	13.7 °C	2,713 mm	4	21
2023	33.5 °C23 August 2023	-6.2 °C25 January 2023	13.9 °C	2,548 mm	31	30
2022	31.1 °C1 August 2022	-3.9 °C1 January 2022	12.9 °C	2,669 mm	5	35
2021	31.8 °C7 August 2021	-4.3 °C9 January 2021	13.0 °C	2,586 mm	8	49
2020	33.1 °C3 September 2020	-3.6 °C6 February 2020	13.2 °C	2,863 mm	10	16
2019	33.7 °C15 August 2019	-3.8 °C10 February 2019	13.1 °C	2,210 mm	7	22
2018	33.3 °C23 August 2018	-5.5 °C24 January 2018	12.8 °C	2,736 mm	6	56
2017	31.4 °C7 August 2017	-4.6 °C14 January 2017	12.2 °C	2,650 mm	1	28
2016	31.6 °C7 August 2016	-3.2 °C25 February 2016	12.8 °C	2,111 mm	2	36
2015	32.4 °C13 July 2015	-3.7 °C9 February 2015	12.8 °C	2,002 mm	4	26
2014	31.2 °C26 July 2014	-5.0 °C5 February 2014	12.1 °C	2,499 mm	2	58
2013	30.1 °C17 August 2013	-4.1 °C20 February 2013	12.2 °C	2,764 mm	1	55
2012	32.1 °C17 September 2012	-3.6 °C26 January 2012	12.2 °C	2,298 mm	9	64
2011	30.9 °C3 September 2011	-4.4 °C16 January 2011	12.0 °C	2,605 mm	2	63
2010	30.6 °C5 August 2010	-4.5 °C5 February 2010	12.7 °C	2,447 mm	4	41
2009	28.4 °C15 July 2009	-3.8 °C28 January 2009	12.3 °C	2,149 mm	0	36
2008	30.1 °C3 August 2008	-3.7 °C19 January 2008	12.5 °C	1,933 mm	1	45
2007	31.5 °C12 August 2007	-3.2 °C25 February 2007	12.6 °C	2,238 mm	5	21
2006	33.0 °C17 August 2006	-5.4 °C3 February 2006	12.1 °C	2,382 mm	6	41
2005	30.1 °C5 August 2005	-3.4 °C1 February 2005	11.9 °C	2,706 mm	1	63
2004	32.7 °C30 July 2004	-2.9 °C3 March 2004	12.8 °C	2,544 mm	6	37
2003	29.1 °C13 September 2003	-3.7 °C3 January 2003	12.0 °C	2,318 mm	0	41
2002	30.1 °C1 September 2002	-4.2 °C27 December 2002	12.2 °C	2,760 mm	1	35
2001	28.7 °C9 September 2001	-5.1 °C14 January 2001	11.9 °C	2,373 mm	0	58
2000	31.3 °C31 July 2000	-6.6 °C27 January 2000	12.4 °C	2,403 mm	5	39
1999	31.3 °C6 August 1999	-5.0 °C3 February 1999	12.5 °C	2,466 mm	10	53
1998	29.6 °C27 July 1998	-4.0 °C24 January 1998	12.5 °C	2,533 mm	0	46
1997	31.0 °C9 August 1997	-5.2 °C22 January 1997	12.1 °C	2,634 mm	2	28
1996	29.4 °C14 August 1996	-6.6 °C2 February 1996	11.2 °C	2,461 mm	0	50
1995	30.5 °C24 July 1995	-4.6 °C17 January 1995	11.8 °C	2,907 mm	1	47
1994	31.3 °C12 August 1994	-3.7 °C16 December 1994	12.5 °C	1,869 mm	8	44
1993	27.5 °C25 August 1993	-2.7 °C22 December 1993	11.4 °C	2,729 mm	0	20
1992	29.6 °C25 August 1992	-2.0 °C20 February 1992	12.0 °C	2,146 mm	0	33
1991	29.4 °C19 August 1991	-4.2 °C24 February 1991	12.2 °C	2,598 mm	0	28
1990	32.7 °C22 August 1990	-6.0 °C23 January 1990	13.0 °C	2,284 mm	1	29
1989	30.3 °C26 July 1989	-3.5 °C28 January 1989	12.4 °C	2,040 mm	1	27
1988	29.3 °C14 August 1988	-5.2 °C3 February 1988	11.2 °C	2,343 mm	0	58
1987	31.0 °C31 August 1987	-4.5 °C10 January 1987	11.9 °C	2,153 mm	1	60
1986	29.7 °C29 August 1986	-5.8 °C22 January 1986	11.1 °C	2,067 mm	0	60
1985	30.9 °C14 August 1985	-4.9 °C15 December 1985	11.6 °C	2,267 mm	6	72
1984	33.1 °C22 August 1984	-6.5 °C6 February 1984	11.0 °C	2,211 mm	5	89
1983	30.1 °C14 August 1983	-5.0 °C12 February 1983	11.7 °C	2,471 mm	1	49
1982	30.1 °C2 August 1982	-4.2 °C8 February 1982	11.9 °C	2,155 mm	1	46
1981	30.2 °C30 July 1981	-4.7 °C27 February 1981	11.1 °C	2,601 mm	1	51
1980	30.0 °C11 September 1980	-4.3 °C16 February 1980	11.3 °C	2,718 mm	1	52
1979	30.6 °C18 August 1979	-4.1 °C19 January 1979	12.2 °C	2,745 mm	3	43
1978	33.2 °C3 August 1978	-5.4 °C1 February 1978	11.9 °C	2,522 mm	4	52
1977	29.6 °C4 August 1977	-4.4 °C1 February 1977	11.6 °C	2,430 mm	0	59
1976	30.4 °C25 July 1976	-5.1 °C22 January 1976	11.0 °C	2,881 mm	1	46
1975	30.3 °C18 August 1975	-4.1 °C16 February 1975	11.9 °C	2,329 mm	1	53
1974	30.4 °C25 August 1974	-4.0 °C27 February 1974	11.1 °C	2,628 mm	1	54
1973	30.3 °C18 August 1973	-3.9 °C24 February 1973	11.8 °C	2,826 mm	1	45
1972	30.1 °C10 August 1972	-3.9 °C24 February 1972	12.1 °C	3,071 mm	1	39
1971	31.9 °C4 August 1971	-6.2 °C7 March 1971	11.2 °C	2,675 mm	3	57
1970	29.9 °C22 August 1970	-4.7 °C15 January 1970	11.2 °C	2,339 mm	0	74
1969	28.8 °C3 August 1969	-5.8 °C25 February 1969	11.2 °C	2,751 mm	0	67
1968	29.7 °C27 July 1968	-4.1 °C1 February 1968	11.8 °C	2,429 mm	0	49
1967	29.2 °C22 August 1967	-6.8 °C16 January 1967	11.7 °C	2,619 mm	0	65
1966	29.5 °C23 August 1966	-6.1 °C19 January 1966	11.1 °C	2,995 mm	0	69
1965	30.0 °C22 August 1965	-5.5 °C3 February 1965	10.8 °C	2,726 mm	1	77
1964	30.1 °C22 August 1964	-3.0 °C24 February 1964	11.7 °C	2,869 mm	2	39
1963	29.9 °C10 August 1963	-3.9 °C24 January 1963	11.8 °C	2,885 mm	0	51
1962	30.7 °C3 August 1962	-4.0 °C13 February 1962	11.9 °C	2,460 mm	2	45
1961	30.1 °C4 September 1961	-5.1 °C12 January 1961	12.3 °C	2,809 mm	1	50
1960	30.8 °C29 August 1960	-4.6 °C11 February 1960	11.9 °C	2,508 mm	1	50
1959	28.6 °C8 July 1959	-3.5 °C8 February 1959	12.3 °C	2,749 mm	0	36
1958	28.5 °C18 August 1958	-3.8 °C3 January 1958	11.9 °C	3,014 mm	0	39
1957	30.9 °C21 August 1957	-4.8 °C12 January 1957	11.5 °C	2,520 mm	2	50
1956	30.5 °C10 September 1956	-3.9 °C10 January 1956	11.3 °C	2,863 mm	1	57
1955	30.6 °C29 August 1955	-5.1 °C12 February 1955	11.9 °C	2,656 mm	3	53
1954	31.1 °C19 August 1954	-4.8 °C29 January 1954	11.6 °C	2,256 mm	3	55
1953	28.5 °C11 August 1953	-4.0 °C1 February 1953	11.2 °C	2,634 mm	0	44
1952	28.7 °C19 August 1952	-6.6 °C5 February 1952	10.4 °C	2,364 mm	0	91
1951	30.5 °C19 August 1951	-5.3 °C14 January 1951	11.0 °C	2,054 mm	2	76
1950	31.3 °C20 August 1950	-5.5 °C7 January 1950	11.7 °C	2,026 mm	3	67
1949	29.6 °C27 August 1949	-4.1 °C29 December 1949	11.3 °C	2,133 mm	0	62
1948	29.0 °C18 August 1948	-5.5 °C23 February 1948	11.7 °C	1,924 mm	0	63
1947	28.0 °C25 August 1947	-6.2 °C2 February 1947	10.1 °C	2,820 mm	0	93
1946	29.0 °C15 August 1946	-5.3 °C11 January 1946	11.2 °C	2,294 mm	0	88
1945	28.8 °C25 August 1945	-6.2 °C20 February 1945	10.6 °C	3,017 mm	0	85
1944	29.1 °C22 August 1944	-5.7 °C18 February 1944	11.1 °C	1,883 mm	0	88
1943	28.5 °C27 August 1943	-6.3 °C21 February 1943	11.0 °C	1,766 mm	0	80
1942	29.2 °C15 August 1942	-7.8 °C12 February 1942	10.9 °C	2,109 mm	0	82
1941	29.6 °C24 August 1941	-6.0 °C13 February 1941	10.6 °C	2,081 mm	0	84
1940	28.7 °C25 August 1940	-5.5 °C9 January 1940	10.5 °C	2,427 mm	0	87

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

15.7 °C

+1.7 °C

Hot days (≥ 30 °C)

14 d/yr

+12

Frost days (< 0 °C)

28 d/yr

-24

Annual rainfall

2800 mm

+323 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	4.0 °C	+1.4 °C	305 mm	+30 mm
Feb	3.2 °C	+0.5 °C	279 mm	+78 mm
Mar	7.3 °C	+1.7 °C	143 mm	-31 mm
Apr	12.3 °C	+0.9 °C	188 mm	+54 mm
May	17.4 °C	+0.8 °C	189 mm	+60 mm
Jun	23.1 °C	+2.5 °C	136 mm	-16 mm
Jul	28.7 °C	+4.3 °C	28 mm	-221 mm
Aug	28.2 °C	+1.8 °C	428 mm	+229 mm
Sep	25.4 °C	+2.6 °C	270 mm	+66 mm
Oct	18.2 °C	+1.0 °C	238 mm	+34 mm
Nov	12.1 °C	+0.7 °C	266 mm	+21 mm
Dec	7.4 °C	+1.7 °C	331 mm	+18 mm

The year's extremes

Hottest day

32.0 °C

30 Jul 2025

Coldest day

-2.2 °C

19 Feb 2025

Wettest day

119.8 mm

6 Aug 2025

Windiest day

63.7 km/h

14 Dec 2025

Strongest gust

102.6 km/h

14 Dec 2025

Hottest feels-like

38.4 °C

30 Jul 2025

Coldest feels-like

-10.3 °C

26 Dec 2025

Snowiest day

16.7 cm

31 Dec 2025

Sunniest day

14.2 h

18 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 Tsuruoka?

Tsuruoka has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 11.8 °C and it receives 2,477 mm of precipitation per year.

What is the hottest day ever recorded in Tsuruoka?

The hottest day measured in Tsuruoka between 1940 and 2025 was 15 August 2019, reaching 33.7 °C.

What is the coldest day in Tsuruoka?

The coldest day measured in Tsuruoka between 1940 and 2025 was 12 February 1942, at -7.8 °C.

Does it snow in Tsuruoka?

Yes. Tsuruoka gets on average 394.5 cm of snow per year and has around 52 frost days.

Has the climate of Tsuruoka warmed?

Yes: Tsuruoka warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tsuruoka?

The wettest day measured in Tsuruoka between 1940 and 2025 was 8 July 1957, with 160 mm of rain in 24 hours.

What was the windiest day in Tsuruoka?

The windiest day measured in Tsuruoka between 1940 and 2025 was 28 September 1991, with winds reaching 72.9 km/h.

What is the warmest month in Tsuruoka?

The warmest month in Tsuruoka is August (24.3 °C on average); the coldest is January (1.1 °C).

How much does it rain in Tsuruoka?

Tsuruoka receives on average 2,477 mm of precipitation per year, spread over about 232 rainy days.

Is it sunny in Tsuruoka?

Tsuruoka gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.

What is the biggest single-day snowfall in Tsuruoka?

The heaviest 24-hour snowfall measured in Tsuruoka between 1940 and 2025 was 17 January 1960, with 20.9 cm.

Are there tropical nights in Tsuruoka?

Yes: Tsuruoka has on average 55 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tsuruoka?

In Tsuruoka, between 1940 and 2025, the highest apparent temperature reached 40.8 °C on 9 August 2023, and the lowest was -15.7 °C on 26 January 1952.

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