Tarui climate — normals and trends

Q: What is the climate of Tarui?

Tarui has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.2 °C and it receives 1,963 mm of precipitation per year.

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

The hottest day measured in Tarui between 1940 and 2025 was 7 August 1994, reaching 36.9 °C.

Q: What is the coldest day in Tarui?

The coldest day measured in Tarui between 1940 and 2025 was 21 February 1968, at -11.2 °C.

Q: Does it snow in Tarui?

Yes. Tarui gets on average 22.3 cm of snow per year and has around 52 frost days.

Q: Has the climate of Tarui warmed?

Yes: Tarui warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Tarui?

The wettest day measured in Tarui between 1940 and 2025 was 25 September 1953, with 177 mm of rain in 24 hours.

Q: What was the windiest day in Tarui?

The windiest day measured in Tarui between 1940 and 2025 was 4 September 2018, with winds reaching 62.8 km/h.

Q: What is the warmest month in Tarui?

The warmest month in Tarui is August (26.2 °C on average); the coldest is January (2.8 °C).

Q: How much does it rain in Tarui?

Tarui receives on average 1,963 mm of precipitation per year, spread over about 154 rainy days.

Q: Is it sunny in Tarui?

Tarui gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

Tarui (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.2 °C and it receives 1,963 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 (26.2 °C on average) and the coldest is January (2.8 °C). Rainfall peaks in July.

Tarui averages 52 frost days, 36 hot days (≥ 30 °C) and 154 rainy days per year.

Tarui has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.

The number of frost days there went from about 80 to 24 per year over the period.

The hottest day of the period reached 36.9 °C (on 7 August 1994) and the coldest -11.2 °C (on 21 February 1968).

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

TaruiGifu

coords: 35.37°, 136.53°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthAugustColdest monthJanuaryWettest monthJulyDriest monthJanuary

Mean daily temperature

14.2°C

Average daily high

18.5°C

Average daily low

10.5°C

Annual rainfall

1,963mm

Sunshine / day

8.7h

Mean relative humidity

77%

Average peak wind

14.3km/h

Seasonal range

23.4°C

Frost days (< 0 °C)

52 d/yr

Hot days (≥ 30 °C)

36 d/yr

Rainy days (≥ 1 mm)

154 d/yr

Annual snowfall

22.3 cm

Average feels-like high

18.2 °C

Average feels-like low

9.8 °C

Average peak gust

38.3 km/h

Tropical nights (≥ 20 °C)

76 d/yr

Solar radiation

14.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.9 °C

since 1940

+0.3 °C per decade · r² = 0.69 · 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

36.9 °C

7 August 1994

Coldest day

-11.2 °C

21 February 1968

Wettest day

177 mm

25 September 1953

Windiest day

62.8 km/h

4 September 2018

Strongest gust

211.0 km/h

26 September 1959

Hottest feels-like

43.9 °C

4 August 2024

Coldest feels-like

-15.7 °C

21 February 1968

Snowiest day

25.5 cm

15 February 1968

Sunniest day

14.0 h

18 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	35.9 °C3 August 2025	-4.0 °C23 February 2025	15.8 °C	1,757 mm	80	40
2024	36.6 °C7 July 2024	-2.3 °C9 January 2024	16.6 °C	2,270 mm	78	15
2023	36.5 °C27 July 2023	-4.4 °C26 January 2023	16.3 °C	1,911 mm	73	23
2022	35.9 °C2 August 2022	-3.3 °C2 January 2022	15.8 °C	1,744 mm	63	39
2021	34.6 °C8 August 2021	-4.0 °C27 December 2021	15.9 °C	2,358 mm	38	25
2020	35.7 °C21 August 2020	-3.0 °C10 February 2020	16.0 °C	2,170 mm	45	10
2019	35.9 °C2 August 2019	-2.9 °C10 January 2019	16.0 °C	1,759 mm	51	13
2018	36.9 °C5 August 2018	-6.7 °C6 February 2018	15.8 °C	2,160 mm	51	41
2017	34.7 °C24 August 2017	-4.4 °C13 February 2017	15.0 °C	1,833 mm	53	33
2016	35.1 °C8 August 2016	-8.0 °C26 January 2016	15.9 °C	1,889 mm	51	31
2015	36.1 °C1 August 2015	-3.2 °C12 March 2015	15.6 °C	2,143 mm	40	21
2014	34.7 °C25 July 2014	-2.9 °C20 January 2014	14.9 °C	1,903 mm	31	41
2013	35.5 °C11 July 2013	-3.9 °C28 January 2013	15.1 °C	1,811 mm	56	42
2012	35.7 °C28 July 2012	-5.6 °C3 February 2012	14.6 °C	1,851 mm	45	45
2011	34.8 °C10 August 2011	-3.8 °C31 January 2011	14.9 °C	2,442 mm	48	52
2010	35.6 °C22 July 2010	-2.0 °C27 January 2010	15.3 °C	2,084 mm	56	24
2009	33.0 °C17 August 2009	-2.7 °C22 February 2009	15.2 °C	1,978 mm	28	24
2008	34.8 °C26 July 2008	-4.1 °C18 February 2008	15.1 °C	1,678 mm	48	33
2007	35.2 °C16 August 2007	-2.8 °C5 February 2007	15.3 °C	1,536 mm	36	17
2006	35.0 °C11 August 2006	-4.8 °C9 January 2006	15.0 °C	1,885 mm	41	34
2005	34.2 °C28 June 2005	-4.3 °C14 March 2005	14.9 °C	1,338 mm	49	48
2004	34.2 °C30 July 2004	-6.0 °C24 January 2004	15.7 °C	2,131 mm	48	36
2003	34.0 °C13 September 2003	-4.4 °C9 January 2003	14.6 °C	2,148 mm	30	40
2002	35.5 °C6 August 2002	-4.6 °C13 February 2002	14.9 °C	1,646 mm	45	30
2001	35.8 °C1 August 2001	-7.0 °C23 January 2001	14.7 °C	1,648 mm	48	51
2000	35.3 °C22 July 2000	-5.0 °C23 February 2000	14.8 °C	1,983 mm	55	51
1999	33.7 °C23 July 1999	-6.7 °C14 February 1999	14.9 °C	1,853 mm	34	48
1998	35.2 °C3 July 1998	-3.9 °C26 January 1998	15.7 °C	2,181 mm	42	38
1997	33.7 °C6 July 1997	-4.5 °C22 January 1997	14.5 °C	1,825 mm	41	50
1996	34.1 °C18 July 1996	-7.2 °C20 February 1996	13.9 °C	1,825 mm	36	61
1995	36.4 °C20 August 1995	-4.6 °C28 December 1995	14.1 °C	1,809 mm	42	56
1994	36.9 °C7 August 1994	-3.0 °C19 February 1994	15.6 °C	1,481 mm	69	36
1993	31.2 °C17 June 1993	-3.9 °C15 February 1993	14.1 °C	2,338 mm	11	31
1992	33.8 °C27 July 1992	-2.8 °C8 March 1992	14.7 °C	1,641 mm	33	24
1991	34.7 °C1 August 1991	-4.8 °C24 February 1991	14.9 °C	2,260 mm	37	35
1990	34.6 °C17 July 1990	-4.3 °C27 January 1990	15.5 °C	2,049 mm	52	25
1989	31.9 °C8 August 1989	-2.7 °C16 January 1989	14.8 °C	2,100 mm	26	20
1988	33.7 °C9 July 1988	-4.2 °C8 February 1988	13.9 °C	2,046 mm	18	50
1987	34.0 °C29 July 1987	-5.0 °C22 January 1987	14.7 °C	1,571 mm	35	42
1986	33.4 °C28 July 1986	-5.7 °C28 February 1986	13.7 °C	1,676 mm	29	63
1985	33.9 °C30 July 1985	-5.7 °C31 January 1985	14.2 °C	2,083 mm	35	54
1984	34.8 °C12 August 1984	-9.0 °C12 February 1984	13.6 °C	1,512 mm	38	84
1983	34.1 °C9 August 1983	-4.7 °C13 February 1983	14.3 °C	1,972 mm	35	60
1982	31.9 °C7 August 1982	-5.0 °C31 January 1982	14.2 °C	2,143 mm	19	53
1981	33.8 °C17 July 1981	-6.4 °C28 February 1981	13.2 °C	1,726 mm	34	66
1980	33.5 °C21 July 1980	-5.9 °C17 February 1980	13.4 °C	2,451 mm	5	70
1979	34.6 °C30 July 1979	-5.3 °C15 January 1979	14.8 °C	2,084 mm	37	46
1978	34.9 °C12 August 1978	-6.2 °C1 February 1978	14.2 °C	1,800 mm	49	56
1977	34.9 °C4 August 1977	-6.5 °C12 February 1977	14.3 °C	2,096 mm	34	65
1976	33.4 °C22 August 1976	-6.1 °C29 December 1976	13.6 °C	2,377 mm	17	54
1975	32.9 °C5 August 1975	-5.2 °C18 February 1975	14.2 °C	2,493 mm	32	67
1974	33.0 °C2 August 1974	-4.3 °C27 January 1974	13.7 °C	2,425 mm	26	59
1973	34.4 °C10 August 1973	-5.0 °C25 December 1973	14.1 °C	2,033 mm	38	56
1972	34.4 °C8 August 1972	-4.2 °C2 March 1972	14.4 °C	2,875 mm	29	32
1971	33.7 °C29 July 1971	-5.6 °C11 March 1971	13.7 °C	2,432 mm	28	59
1970	34.2 °C22 July 1970	-6.1 °C11 February 1970	13.4 °C	2,112 mm	29	73
1969	34.6 °C13 August 1969	-5.0 °C16 January 1969	13.7 °C	2,137 mm	34	64
1968	33.7 °C23 July 1968	-11.2 °C21 February 1968	13.6 °C	2,291 mm	25	71
1967	33.5 °C24 August 1967	-8.1 °C17 January 1967	13.9 °C	1,981 mm	41	79
1966	32.1 °C6 August 1966	-7.2 °C22 January 1966	12.9 °C	2,332 mm	20	75
1965	32.5 °C21 August 1965	-6.1 °C13 January 1965	12.5 °C	2,032 mm	18	88
1964	34.4 °C10 August 1964	-5.6 °C19 February 1964	14.7 °C	1,679 mm	48	41
1963	33.8 °C18 July 1963	-7.6 °C16 January 1963	13.8 °C	1,942 mm	38	67
1962	34.7 °C22 July 1962	-5.6 °C27 January 1962	14.1 °C	2,064 mm	38	56
1961	34.6 °C13 August 1961	-5.5 °C2 February 1961	14.8 °C	2,258 mm	41	61
1960	35.5 °C21 July 1960	-4.0 °C25 January 1960	14.6 °C	1,878 mm	37	46
1959	36.3 °C1 August 1959	-3.9 °C19 January 1959	15.0 °C	2,363 mm	40	33
1958	33.6 °C30 July 1958	-4.9 °C21 January 1958	14.3 °C	2,170 mm	30	47
1957	34.9 °C1 August 1957	-4.7 °C14 January 1957	13.8 °C	2,289 mm	23	59
1956	35.1 °C2 August 1956	-6.5 °C3 February 1956	13.8 °C	2,192 mm	33	67
1955	34.8 °C2 August 1955	-6.0 °C13 January 1955	14.6 °C	1,866 mm	54	48
1954	34.1 °C8 August 1954	-5.1 °C23 February 1954	14.2 °C	1,969 mm	25	48
1953	34.9 °C27 July 1953	-5.9 °C9 February 1953	14.0 °C	2,395 mm	27	52
1952	32.3 °C2 August 1952	-6.4 °C9 February 1952	12.7 °C	1,888 mm	15	79
1951	33.5 °C28 July 1951	-6.4 °C24 January 1951	12.8 °C	1,753 mm	29	75
1950	32.0 °C7 July 1950	-5.5 °C14 January 1950	13.1 °C	1,756 mm	8	81
1949	32.2 °C6 August 1949	-5.6 °C4 March 1949	12.8 °C	1,845 mm	10	73
1948	30.9 °C27 July 1948	-4.3 °C30 January 1948	13.4 °C	1,722 mm	6	67
1947	33.3 °C13 August 1947	-9.8 °C21 February 1947	12.0 °C	1,646 mm	31	95
1946	34.1 °C17 July 1946	-6.3 °C11 January 1946	13.2 °C	1,529 mm	17	87
1945	31.7 °C8 August 1945	-9.1 °C29 January 1945	12.3 °C	2,302 mm	12	91
1944	31.6 °C11 August 1944	-5.6 °C3 February 1944	13.0 °C	1,492 mm	17	98
1943	32.1 °C9 August 1943	-6.0 °C19 January 1943	12.7 °C	1,159 mm	16	90
1942	34.2 °C2 August 1942	-10.3 °C14 February 1942	12.9 °C	1,191 mm	35	85
1941	31.6 °C9 August 1941	-7.1 °C12 February 1941	12.9 °C	1,970 mm	6	77
1940	31.8 °C24 July 1940	-8.9 °C27 January 1940	12.3 °C	1,374 mm	11	95

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

20.3 °C

+1.8 °C

Hot days (≥ 30 °C)

80 d/yr

+44

Frost days (< 0 °C)

40 d/yr

-12

Annual rainfall

1757 mm

-206 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	8.3 °C	+1.4 °C	28 mm	-32 mm
Feb	6.6 °C	-1.1 °C	41 mm	-32 mm
Mar	13.0 °C	+1.4 °C	117 mm	-6 mm
Apr	19.2 °C	+1.8 °C	156 mm	+2 mm
May	22.8 °C	+0.9 °C	221 mm	+40 mm
Jun	27.4 °C	+2.2 °C	257 mm	-2 mm
Jul	32.4 °C	+3.4 °C	133 mm	-179 mm
Aug	33.5 °C	+3.2 °C	163 mm	-58 mm
Sep	29.7 °C	+3.3 °C	303 mm	+44 mm
Oct	22.2 °C	+1.3 °C	225 mm	+60 mm
Nov	16.0 °C	+0.7 °C	40 mm	-55 mm
Dec	10.9 °C	+1.2 °C	74 mm	+12 mm

The year's extremes

Hottest day

35.9 °C

3 Aug 2025

Coldest day

-4.0 °C

23 Feb 2025

Wettest day

78.1 mm

5 Sep 2025

Windiest day

30.5 km/h

30 Jan 2025

Strongest gust

76.3 km/h

19 Mar 2025

Hottest feels-like

43.7 °C

29 Jul 2025

Coldest feels-like

-8.2 °C

8 Feb 2025

Snowiest day

2.5 cm

8 Feb 2025

Sunniest day

14.0 h

4 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 Tarui?

Tarui has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.2 °C and it receives 1,963 mm of precipitation per year.

What is the hottest day ever recorded in Tarui?

The hottest day measured in Tarui between 1940 and 2025 was 7 August 1994, reaching 36.9 °C.

What is the coldest day in Tarui?

The coldest day measured in Tarui between 1940 and 2025 was 21 February 1968, at -11.2 °C.

Does it snow in Tarui?

Yes. Tarui gets on average 22.3 cm of snow per year and has around 52 frost days.

Has the climate of Tarui warmed?

Yes: Tarui warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tarui?

The wettest day measured in Tarui between 1940 and 2025 was 25 September 1953, with 177 mm of rain in 24 hours.

What was the windiest day in Tarui?

The windiest day measured in Tarui between 1940 and 2025 was 4 September 2018, with winds reaching 62.8 km/h.

What is the warmest month in Tarui?

The warmest month in Tarui is August (26.2 °C on average); the coldest is January (2.8 °C).

How much does it rain in Tarui?

Tarui receives on average 1,963 mm of precipitation per year, spread over about 154 rainy days.

Is it sunny in Tarui?

Tarui gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

What is the biggest single-day snowfall in Tarui?

The heaviest 24-hour snowfall measured in Tarui between 1940 and 2025 was 15 February 1968, with 25.5 cm.

Are there tropical nights in Tarui?

Yes: Tarui has on average 76 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tarui?

In Tarui, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 4 August 2024, and the lowest was -15.7 °C on 21 February 1968.

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