Akune climate — normals and trends

Q: What is the climate of Akune?

Akune has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.6 °C and it receives 2,115 mm of precipitation per year.

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

The hottest day measured in Akune between 1940 and 2025 was 19 August 2013, reaching 33.8 °C.

Q: What is the coldest day in Akune?

The coldest day measured in Akune between 1940 and 2025 was 16 February 1977, at -1.5 °C.

Q: Does it snow in Akune?

Yes. Akune gets on average 1.8 cm of snow per year and has around 0 frost days.

Q: Has the climate of Akune warmed?

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

Q: What is the wettest day in Akune?

The wettest day measured in Akune between 1940 and 2025 was 19 July 1976, with 287 mm of rain in 24 hours.

Q: What was the windiest day in Akune?

The windiest day measured in Akune between 1940 and 2025 was 27 September 1991, with winds reaching 85.2 km/h.

Q: What is the warmest month in Akune?

The warmest month in Akune is August (27.4 °C on average); the coldest is January (8.4 °C).

Q: How much does it rain in Akune?

Akune receives on average 2,115 mm of precipitation per year, spread over about 159 rainy days.

Q: Is it sunny in Akune?

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

Akune (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.6 °C and it receives 2,115 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 (27.4 °C on average) and the coldest is January (8.4 °C). Rainfall peaks in June.

Akune averages 0 frost days, 22 hot days (≥ 30 °C) and 159 rainy days per year.

Akune 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 33.8 °C (on 19 August 2013) and the coldest -1.5 °C (on 16 February 1977).

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

AkuneKagoshima

coords: 32.02°, 130.20°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthAugustColdest monthJanuaryWettest monthJuneDriest monthDecember

Mean daily temperature

17.6°C

Average daily high

19.8°C

Average daily low

15.6°C

Annual rainfall

2,115mm

Sunshine / day

8.1h

Mean relative humidity

76%

Average peak wind

18.5km/h

Seasonal range

19.0°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

22 d/yr

Rainy days (≥ 1 mm)

159 d/yr

Annual snowfall

1.8 cm

Average feels-like high

20.3 °C

Average feels-like low

15.1 °C

Average peak gust

37.6 km/h

Tropical nights (≥ 20 °C)

121 d/yr

Solar radiation

14.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.68 · 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

33.8 °C

19 August 2013

Coldest day

-1.5 °C

16 February 1977

Wettest day

287 mm

19 July 1976

Windiest day

85.2 km/h

27 September 1991

Strongest gust

183.2 km/h

27 September 1991

Hottest feels-like

42.0 °C

4 August 2024

Coldest feels-like

-8.6 °C

26 February 1981

Snowiest day

4.3 cm

24 January 2016

Sunniest day

13.6 h

15 June 1956

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	33.4 °C8 July 2025	1.6 °C8 February 2025	18.6 °C	1,845 mm	62	0
2024	33.3 °C5 August 2024	3.1 °C24 January 2024	19.5 °C	2,780 mm	66	0
2023	32.4 °C1 August 2023	0.1 °C25 January 2023	18.9 °C	2,293 mm	45	0
2022	32.7 °C28 July 2022	2.9 °C18 February 2022	18.6 °C	1,865 mm	42	0
2021	33.3 °C5 August 2021	1.1 °C8 January 2021	18.8 °C	2,394 mm	22	0
2020	33.3 °C31 August 2020	2.9 °C31 December 2020	18.5 °C	2,751 mm	34	0
2019	33.3 °C2 August 2019	4.6 °C27 January 2019	18.7 °C	2,210 mm	31	0
2018	33.3 °C14 August 2018	0.5 °C27 January 2018	18.5 °C	2,390 mm	45	0
2017	33.6 °C2 August 2017	2.6 °C25 January 2017	18.1 °C	2,073 mm	40	0
2016	33.8 °C23 August 2016	-0.1 °C24 January 2016	19.0 °C	3,139 mm	46	1
2015	32.9 °C6 August 2015	2.3 °C9 February 2015	18.2 °C	2,933 mm	15	0
2014	32.2 °C30 July 2014	3.5 °C19 December 2014	18.0 °C	2,298 mm	12	0
2013	33.8 °C19 August 2013	1.7 °C8 February 2013	18.5 °C	1,923 mm	40	0
2012	32.1 °C31 July 2012	0.6 °C2 February 2012	17.7 °C	2,619 mm	28	0
2011	32.5 °C17 July 2011	0.5 °C16 January 2011	17.9 °C	2,211 mm	23	0
2010	32.9 °C21 August 2010	2.6 °C13 January 2010	18.4 °C	2,372 mm	37	0
2009	31.9 °C8 August 2009	2.0 °C24 January 2009	18.5 °C	1,755 mm	26	0
2008	32.1 °C6 August 2008	3.2 °C18 February 2008	18.3 °C	2,007 mm	28	0
2007	31.9 °C24 August 2007	3.1 °C2 February 2007	18.8 °C	1,865 mm	34	0
2006	32.8 °C7 August 2006	2.2 °C4 February 2006	18.4 °C	2,399 mm	39	0
2005	32.1 °C24 July 2005	1.9 °C18 December 2005	17.9 °C	1,712 mm	23	0
2004	33.5 °C27 August 2004	1.4 °C22 January 2004	18.6 °C	2,083 mm	39	0
2003	32.4 °C6 August 2003	2.8 °C5 January 2003	18.3 °C	2,064 mm	23	0
2002	31.5 °C17 August 2002	4.3 °C1 February 2002	18.3 °C	1,804 mm	21	0
2001	33.3 °C3 August 2001	2.0 °C15 January 2001	18.3 °C	2,132 mm	34	0
2000	31.7 °C6 August 2000	2.4 °C8 February 2000	18.0 °C	2,044 mm	27	0
1999	30.7 °C9 August 1999	2.2 °C4 February 1999	18.2 °C	2,179 mm	8	0
1998	31.5 °C7 August 1998	2.1 °C25 January 1998	19.1 °C	2,428 mm	34	0
1997	31.1 °C15 August 1997	2.3 °C22 January 1997	18.0 °C	2,187 mm	16	0
1996	32.4 °C5 August 1996	1.5 °C2 February 1996	17.6 °C	1,847 mm	27	0
1995	32.2 °C23 August 1995	2.2 °C31 January 1995	17.4 °C	2,007 mm	21	0
1994	33.5 °C17 July 1994	2.1 °C24 January 1994	18.4 °C	1,535 mm	41	0
1993	30.4 °C31 August 1993	2.5 °C25 February 1993	17.4 °C	3,697 mm	3	0
1992	30.8 °C2 August 1992	3.6 °C17 February 1992	17.8 °C	2,060 mm	15	0
1991	32.1 °C18 August 1991	1.3 °C23 February 1991	17.7 °C	2,377 mm	18	0
1990	32.0 °C29 July 1990	1.4 °C24 January 1990	18.4 °C	2,537 mm	38	0
1989	31.8 °C4 August 1989	2.8 °C28 January 1989	18.0 °C	2,121 mm	19	0
1988	31.7 °C9 August 1988	2.4 °C4 February 1988	17.6 °C	1,937 mm	9	0
1987	31.6 °C29 August 1987	2.2 °C3 February 1987	17.8 °C	2,371 mm	8	0
1986	31.7 °C31 July 1986	1.3 °C5 January 1986	17.2 °C	1,770 mm	21	0
1985	32.7 °C29 August 1985	0.8 °C31 January 1985	17.7 °C	2,021 mm	26	0
1984	31.9 °C9 August 1984	1.0 °C4 February 1984	17.1 °C	1,666 mm	19	0
1983	31.9 °C10 August 1983	1.2 °C14 February 1983	17.7 °C	2,444 mm	10	0
1982	30.9 °C30 July 1982	0.8 °C30 January 1982	17.5 °C	2,120 mm	9	0
1981	32.0 °C19 August 1981	-1.1 °C26 February 1981	17.2 °C	1,770 mm	27	2
1980	30.4 °C20 July 1980	1.8 °C6 February 1980	17.2 °C	2,586 mm	4	0
1979	31.6 °C31 July 1979	2.6 °C2 February 1979	17.6 °C	2,314 mm	21	0
1978	32.2 °C26 July 1978	2.1 °C17 February 1978	17.8 °C	1,628 mm	31	0
1977	31.9 °C28 July 1977	-1.5 °C16 February 1977	17.6 °C	2,164 mm	17	1
1976	32.1 °C20 August 1976	0.5 °C24 January 1976	17.1 °C	2,862 mm	9	0
1975	32.2 °C20 August 1975	2.6 °C21 February 1975	17.7 °C	2,246 mm	22	0
1974	31.9 °C16 August 1974	1.4 °C27 February 1974	17.1 °C	1,936 mm	16	0
1973	31.8 °C12 August 1973	1.6 °C24 December 1973	17.5 °C	2,068 mm	22	0
1972	30.9 °C18 July 1972	2.9 °C1 March 1972	17.6 °C	2,883 mm	9	0
1971	33.4 °C1 August 1971	1.6 °C5 January 1971	17.4 °C	2,412 mm	11	0
1970	32.2 °C11 August 1970	1.2 °C5 January 1970	17.1 °C	2,286 mm	23	0
1969	31.7 °C8 August 1969	1.3 °C16 January 1969	17.3 °C	2,376 mm	29	0
1968	32.0 °C25 July 1968	1.4 °C10 February 1968	17.1 °C	2,239 mm	21	0
1967	33.2 °C18 August 1967	0.3 °C16 January 1967	17.6 °C	1,727 mm	46	0
1966	31.8 °C8 August 1966	1.9 °C5 February 1966	17.4 °C	2,332 mm	23	0
1965	31.2 °C20 August 1965	1.9 °C3 February 1965	16.6 °C	2,199 mm	9	0
1964	32.5 °C12 August 1964	2.3 °C14 February 1964	18.1 °C	2,091 mm	29	0
1963	31.2 °C9 September 1963	1.2 °C16 January 1963	17.2 °C	1,900 mm	18	0
1962	31.8 °C30 July 1962	2.3 °C27 January 1962	17.2 °C	2,078 mm	18	0
1961	32.0 °C19 July 1961	1.7 °C13 January 1961	18.0 °C	1,819 mm	39	0
1960	32.1 °C27 August 1960	0.8 °C25 January 1960	17.7 °C	1,894 mm	36	0
1959	32.8 °C29 August 1959	0.8 °C17 January 1959	17.8 °C	2,247 mm	12	0
1958	31.5 °C21 July 1958	1.9 °C4 January 1958	17.8 °C	1,808 mm	24	0
1957	31.8 °C17 August 1957	1.5 °C15 March 1957	16.9 °C	2,444 mm	5	0
1956	32.1 °C30 July 1956	1.0 °C19 February 1956	16.9 °C	2,064 mm	20	0
1955	31.4 °C20 July 1955	1.3 °C21 February 1955	17.6 °C	1,971 mm	15	0
1954	32.6 °C13 August 1954	2.8 °C26 January 1954	17.7 °C	2,154 mm	22	0
1953	32.9 °C15 August 1953	1.6 °C17 January 1953	17.4 °C	2,149 mm	20	0
1952	30.8 °C14 August 1952	1.4 °C6 February 1952	17.2 °C	2,091 mm	5	0
1951	31.8 °C16 August 1951	1.8 °C14 January 1951	17.0 °C	2,144 mm	8	0
1950	30.9 °C3 August 1950	2.2 °C12 March 1950	17.2 °C	1,770 mm	4	0
1949	30.1 °C10 August 1949	2.5 °C15 February 1949	17.0 °C	2,258 mm	1	0
1948	30.4 °C20 August 1948	2.9 °C27 January 1948	17.3 °C	2,000 mm	3	0
1947	31.0 °C14 August 1947	0.4 °C16 February 1947	16.0 °C	1,396 mm	4	0
1946	31.9 °C26 July 1946	1.7 °C10 January 1946	17.2 °C	1,418 mm	7	0
1945	30.7 °C8 August 1945	1.9 °C17 January 1945	16.6 °C	2,356 mm	5	0
1944	30.8 °C14 August 1944	2.3 °C16 February 1944	16.9 °C	1,294 mm	4	0
1943	30.3 °C15 August 1943	1.1 °C12 January 1943	16.6 °C	1,173 mm	1	0
1942	31.8 °C1 August 1942	0.3 °C13 February 1942	16.9 °C	1,267 mm	30	0
1941	30.5 °C19 August 1941	0.2 °C1 February 1941	16.7 °C	1,514 mm	3	0
1940	30.6 °C30 July 1940	1.6 °C26 January 1940	16.3 °C	1,301 mm	2	0

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

21.1 °C

+1.3 °C

Hot days (≥ 30 °C)

62 d/yr

+40

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1845 mm

-270 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	11.0 °C	+0.5 °C	57 mm	-28 mm
Feb	9.6 °C	-1.5 °C	76 mm	-28 mm
Mar	14.6 °C	+0.8 °C	145 mm	+0 mm
Apr	18.3 °C	+0.4 °C	127 mm	-50 mm
May	21.9 °C	+0.3 °C	345 mm	+127 mm
Jun	26.3 °C	+1.8 °C	361 mm	-60 mm
Jul	30.6 °C	+2.4 °C	70 mm	-226 mm
Aug	30.5 °C	+1.0 °C	266 mm	+87 mm
Sep	29.6 °C	+2.3 °C	174 mm	-19 mm
Oct	26.1 °C	+3.2 °C	126 mm	+15 mm
Nov	18.9 °C	+1.0 °C	41 mm	-59 mm
Dec	14.6 °C	+1.7 °C	56 mm	-29 mm

The year's extremes

Hottest day

33.4 °C

8 Jul 2025

Coldest day

1.6 °C

8 Feb 2025

Wettest day

94.8 mm

21 May 2025

Windiest day

41.9 km/h

16 Mar 2025

Strongest gust

79.2 km/h

17 Mar 2025

Hottest feels-like

40.6 °C

8 Jul 2025

Coldest feels-like

-6.0 °C

8 Feb 2025

Snowiest day

0.4 cm

10 Jan 2025

Sunniest day

13.6 h

6 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 Akune?

Akune has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.6 °C and it receives 2,115 mm of precipitation per year.

What is the hottest day ever recorded in Akune?

The hottest day measured in Akune between 1940 and 2025 was 19 August 2013, reaching 33.8 °C.

What is the coldest day in Akune?

The coldest day measured in Akune between 1940 and 2025 was 16 February 1977, at -1.5 °C.

Does it snow in Akune?

Yes. Akune gets on average 1.8 cm of snow per year and has around 0 frost days.

Has the climate of Akune warmed?

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

What is the wettest day in Akune?

The wettest day measured in Akune between 1940 and 2025 was 19 July 1976, with 287 mm of rain in 24 hours.

What was the windiest day in Akune?

The windiest day measured in Akune between 1940 and 2025 was 27 September 1991, with winds reaching 85.2 km/h.

What is the warmest month in Akune?

The warmest month in Akune is August (27.4 °C on average); the coldest is January (8.4 °C).

How much does it rain in Akune?

Akune receives on average 2,115 mm of precipitation per year, spread over about 159 rainy days.

Is it sunny in Akune?

Akune 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 Akune?

The heaviest 24-hour snowfall measured in Akune between 1940 and 2025 was 24 January 2016, with 4.3 cm.

Are there tropical nights in Akune?

Yes: Akune has on average 121 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Akune?

In Akune, between 1940 and 2025, the highest apparent temperature reached 42.0 °C on 4 August 2024, and the lowest was -8.6 °C on 26 February 1981.

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