Kami climate — normals and trends

Q: What is the climate of Kami?

Kami has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 15.5 °C and it receives 1,611 mm of precipitation per year.

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

The hottest day measured in Kami between 1940 and 2025 was 20 August 2013, reaching 37.7 °C.

Q: What is the coldest day in Kami?

The coldest day measured in Kami between 1940 and 2025 was 5 February 1940, at -11.3 °C.

Q: Does it snow in Kami?

Yes. Kami gets on average 11.5 cm of snow per year and has around 39 frost days.

Q: Has the climate of Kami warmed?

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

Q: What is the wettest day in Kami?

The wettest day measured in Kami between 1940 and 2025 was 2 June 1988, with 208 mm of rain in 24 hours.

Q: What was the windiest day in Kami?

The windiest day measured in Kami between 1940 and 2025 was 27 September 1991, with winds reaching 52.2 km/h.

Q: What is the warmest month in Kami?

The warmest month in Kami is August (27.0 °C on average); the coldest is January (4.3 °C).

Q: How much does it rain in Kami?

Kami receives on average 1,611 mm of precipitation per year, spread over about 143 rainy days.

Q: Is it sunny in Kami?

Kami gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.

Kami (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 15.5 °C and it receives 1,611 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 (27.0 °C on average) and the coldest is January (4.3 °C). Rainfall peaks in June.

Kami averages 39 frost days, 48 hot days (≥ 30 °C) and 143 rainy days per year.

Kami 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 59 to 19 per year over the period.

The hottest day of the period reached 37.7 °C (on 20 August 2013) and the coldest -11.3 °C (on 5 February 1940).

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

KamiFukuoka

coords: 33.53°, 130.76°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthAugustColdest monthJanuaryWettest monthJuneDriest monthDecember

Mean daily temperature

15.5°C

Average daily high

19.9°C

Average daily low

11.3°C

Annual rainfall

1,611mm

Sunshine / day

8.2h

Mean relative humidity

75%

Average peak wind

12.8km/h

Seasonal range

22.7°C

Frost days (< 0 °C)

39 d/yr

Hot days (≥ 30 °C)

48 d/yr

Rainy days (≥ 1 mm)

143 d/yr

Annual snowfall

11.5 cm

Average feels-like high

20.1 °C

Average feels-like low

10.8 °C

Average peak gust

36.0 km/h

Tropical nights (≥ 20 °C)

85 d/yr

Solar radiation

14.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.9 °C

since 1940

+0.3 °C per decade · r² = 0.76 · 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

37.7 °C

20 August 2013

Coldest day

-11.3 °C

5 February 1940

Wettest day

208 mm

2 June 1988

Windiest day

52.2 km/h

27 September 1991

Strongest gust

160.9 km/h

31 August 1987

Hottest feels-like

43.4 °C

3 August 2024

Coldest feels-like

-15.8 °C

5 February 1940

Snowiest day

31.2 cm

15 February 1968

Sunniest day

13.8 h

14 June 2004

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	35.6 °C30 July 2025	-4.9 °C9 February 2025	16.6 °C	1,552 mm	83	46
2024	37.0 °C27 August 2024	-3.6 °C25 December 2024	17.7 °C	1,888 mm	80	22
2023	35.7 °C3 August 2023	-4.2 °C25 January 2023	17.2 °C	1,571 mm	69	25
2022	35.6 °C1 August 2022	-3.9 °C19 January 2022	16.9 °C	1,247 mm	76	26
2021	34.9 °C5 August 2021	-4.1 °C8 January 2021	17.0 °C	1,934 mm	60	20
2020	37.6 °C25 August 2020	-2.4 °C19 February 2020	16.7 °C	2,011 mm	50	11
2019	35.7 °C2 August 2019	-2.6 °C4 January 2019	16.8 °C	1,519 mm	51	13
2018	36.3 °C12 August 2018	-4.8 °C8 February 2018	16.6 °C	1,529 mm	65	35
2017	34.5 °C30 July 2017	-4.3 °C25 January 2017	16.2 °C	1,588 mm	58	34
2016	37.1 °C13 August 2016	-4.7 °C24 January 2016	17.1 °C	1,988 mm	67	22
2015	35.2 °C8 August 2015	-3.2 °C3 January 2015	16.3 °C	2,045 mm	35	18
2014	34.9 °C30 July 2014	-3.0 °C19 December 2014	16.0 °C	1,589 mm	29	23
2013	37.7 °C20 August 2013	-2.9 °C29 January 2013	16.7 °C	1,491 mm	69	20
2012	35.0 °C10 August 2012	-3.5 °C2 February 2012	16.0 °C	1,835 mm	56	31
2011	35.3 °C13 August 2011	-4.0 °C16 January 2011	16.4 °C	1,756 mm	62	30
2010	37.1 °C28 August 2010	-3.6 °C27 January 2010	16.7 °C	1,556 mm	64	19
2009	34.1 °C7 August 2009	-3.0 °C24 January 2009	16.6 °C	1,330 mm	56	20
2008	36.8 °C11 August 2008	-2.7 °C18 February 2008	16.3 °C	1,534 mm	54	22
2007	35.3 °C19 September 2007	-3.3 °C3 February 2007	17.0 °C	1,376 mm	71	9
2006	36.1 °C8 August 2006	-4.4 °C13 February 2006	16.3 °C	1,847 mm	46	29
2005	35.0 °C25 June 2005	-4.0 °C25 December 2005	16.1 °C	1,146 mm	62	41
2004	35.8 °C23 July 2004	-3.7 °C22 January 2004	16.9 °C	1,815 mm	66	22
2003	35.0 °C6 August 2003	-2.6 °C28 December 2003	16.4 °C	1,699 mm	40	20
2002	34.0 °C24 July 2002	-3.2 °C14 December 2002	16.6 °C	1,292 mm	71	19
2001	36.2 °C3 August 2001	-6.3 °C18 January 2001	16.4 °C	1,624 mm	65	31
2000	35.0 °C27 August 2000	-3.3 °C29 January 2000	16.2 °C	1,548 mm	59	27
1999	34.3 °C19 September 1999	-3.0 °C27 December 1999	16.2 °C	1,658 mm	42	28
1998	35.4 °C14 September 1998	-6.7 °C25 January 1998	17.2 °C	1,730 mm	75	20
1997	34.8 °C8 August 1997	-3.4 °C23 January 1997	16.1 °C	1,859 mm	56	23
1996	35.8 °C31 July 1996	-4.5 °C11 February 1996	15.6 °C	1,386 mm	47	39
1995	36.4 °C24 August 1995	-4.4 °C31 December 1995	15.5 °C	1,398 mm	55	33
1994	37.2 °C16 July 1994	-3.2 °C24 January 1994	16.6 °C	1,108 mm	72	34
1993	32.1 °C25 August 1993	-3.2 °C3 February 1993	15.3 °C	2,432 mm	21	32
1992	33.5 °C28 August 1992	-3.1 °C26 December 1992	15.8 °C	1,465 mm	41	21
1991	34.2 °C28 July 1991	-5.7 °C25 February 1991	15.9 °C	1,975 mm	42	31
1990	36.9 °C6 August 1990	-5.5 °C17 January 1990	16.8 °C	1,681 mm	77	20
1989	34.0 °C22 August 1989	-2.7 °C30 January 1989	16.1 °C	1,694 mm	47	14
1988	33.9 °C7 July 1988	-3.1 °C14 January 1988	15.2 °C	1,555 mm	28	33
1987	34.0 °C30 August 1987	-7.1 °C3 March 1987	15.7 °C	2,041 mm	35	38
1986	34.4 °C19 August 1986	-5.6 °C12 January 1986	15.2 °C	1,431 mm	47	53
1985	35.2 °C29 August 1985	-6.3 °C18 December 1985	15.7 °C	1,925 mm	54	40
1984	35.3 °C10 August 1984	-9.1 °C10 February 1984	15.1 °C	1,333 mm	53	65
1983	35.6 °C5 August 1983	-4.5 °C14 February 1983	15.7 °C	1,619 mm	39	49
1982	33.0 °C14 August 1982	-6.0 °C3 January 1982	15.4 °C	1,996 mm	29	43
1981	34.6 °C31 August 1981	-8.6 °C4 December 1981	14.6 °C	1,422 mm	49	65
1980	32.9 °C20 July 1980	-6.8 °C29 December 1980	14.4 °C	2,553 mm	9	55
1979	35.6 °C16 August 1979	-2.6 °C23 January 1979	15.5 °C	1,934 mm	41	34
1978	35.2 °C25 July 1978	-6.7 °C23 January 1978	15.7 °C	1,123 mm	74	36
1977	33.8 °C27 July 1977	-8.4 °C19 February 1977	15.2 °C	1,780 mm	41	63
1976	33.3 °C22 August 1976	-8.7 °C24 January 1976	14.6 °C	2,087 mm	35	53
1975	34.8 °C4 August 1975	-10.7 °C24 February 1975	15.5 °C	1,811 mm	48	42
1974	34.0 °C15 August 1974	-4.8 °C20 January 1974	14.8 °C	1,528 mm	35	50
1973	35.9 °C22 July 1973	-4.8 °C27 December 1973	15.3 °C	1,285 mm	58	43
1972	34.5 °C17 August 1972	-3.9 °C29 January 1972	15.2 °C	2,262 mm	34	29
1971	34.9 °C1 August 1971	-6.4 °C4 February 1971	15.1 °C	1,601 mm	40	52
1970	35.2 °C5 August 1970	-5.1 °C19 January 1970	14.9 °C	1,462 mm	49	53
1969	35.8 °C12 August 1969	-4.4 °C5 December 1969	15.2 °C	1,418 mm	59	43
1968	34.2 °C25 July 1968	-10.0 °C18 February 1968	14.7 °C	1,666 mm	38	60
1967	35.7 °C12 August 1967	-7.6 °C18 January 1967	15.4 °C	1,344 mm	67	57
1966	35.8 °C9 August 1966	-3.5 °C8 February 1966	14.6 °C	1,742 mm	49	48
1965	34.3 °C5 August 1965	-6.4 °C18 January 1965	13.8 °C	1,814 mm	33	61
1964	34.6 °C17 August 1964	-5.3 °C13 December 1964	15.7 °C	1,431 mm	65	40
1963	32.9 °C29 July 1963	-10.4 °C7 February 1963	14.5 °C	1,898 mm	43	65
1962	34.6 °C30 July 1962	-6.2 °C1 February 1962	14.7 °C	1,747 mm	42	53
1961	34.0 °C18 July 1961	-7.1 °C2 January 1961	15.8 °C	1,388 mm	67	48
1960	34.4 °C3 August 1960	-7.2 °C13 February 1960	15.4 °C	1,343 mm	55	48
1959	34.0 °C3 August 1959	-6.5 °C19 January 1959	15.7 °C	1,572 mm	48	33
1958	34.3 °C27 July 1958	-5.2 °C20 January 1958	15.5 °C	1,326 mm	56	39
1957	32.9 °C20 July 1957	-4.5 °C27 March 1957	14.5 °C	2,004 mm	29	50
1956	35.5 °C3 August 1956	-5.5 °C12 January 1956	14.5 °C	1,688 mm	45	63
1955	33.6 °C11 July 1955	-6.0 °C11 January 1955	15.2 °C	1,436 mm	48	53
1954	35.0 °C14 August 1954	-4.5 °C23 February 1954	15.3 °C	1,815 mm	33	43
1953	35.7 °C16 August 1953	-4.3 °C19 January 1953	15.2 °C	1,792 mm	39	39
1952	33.6 °C16 July 1952	-4.3 °C27 January 1952	14.5 °C	1,644 mm	30	37
1951	34.3 °C15 August 1951	-4.2 °C8 February 1951	14.5 °C	1,606 mm	38	45
1950	31.9 °C17 July 1950	-3.4 °C29 December 1950	14.5 °C	1,272 mm	19	47
1949	32.3 °C24 July 1949	-5.9 °C10 January 1949	14.2 °C	1,773 mm	19	34
1948	31.3 °C19 August 1948	-3.1 °C30 January 1948	14.8 °C	1,496 mm	14	47
1947	33.0 °C14 August 1947	-5.7 °C20 February 1947	13.3 °C	1,256 mm	33	71
1946	35.4 °C16 July 1946	-3.2 °C8 January 1946	14.7 °C	1,051 mm	43	48
1945	32.1 °C1 August 1945	-7.4 °C19 January 1945	13.7 °C	2,045 mm	25	74
1944	32.1 °C1 September 1944	-4.0 °C9 January 1944	14.4 °C	1,207 mm	30	57
1943	31.5 °C14 August 1943	-4.3 °C12 January 1943	13.9 °C	1,269 mm	13	69
1942	35.4 °C4 August 1942	-7.3 °C17 January 1942	14.3 °C	725 mm	59	63
1941	32.2 °C9 August 1941	-5.8 °C5 February 1941	14.1 °C	1,198 mm	15	55
1940	31.5 °C1 August 1940	-11.3 °C5 February 1940	13.7 °C	1,129 mm	26	66

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

21.4 °C

+1.5 °C

Hot days (≥ 30 °C)

83 d/yr

+35

Frost days (< 0 °C)

46 d/yr

Annual rainfall

1552 mm

-59 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	9.2 °C	+0.8 °C	25 mm	-32 mm
Feb	8.0 °C	-1.7 °C	47 mm	-28 mm
Mar	15.3 °C	+1.6 °C	125 mm	+22 mm
Apr	20.5 °C	+1.2 °C	60 mm	-70 mm
May	23.4 °C	-0.2 °C	278 mm	+123 mm
Jun	27.8 °C	+1.6 °C	406 mm	+119 mm
Jul	33.4 °C	+3.5 °C	91 mm	-170 mm
Aug	32.5 °C	+1.3 °C	211 mm	+53 mm
Sep	30.0 °C	+2.6 °C	165 mm	-4 mm
Oct	24.8 °C	+2.6 °C	70 mm	-23 mm
Nov	17.8 °C	+1.1 °C	24 mm	-48 mm
Dec	13.0 °C	+2.0 °C	51 mm	-4 mm

The year's extremes

Hottest day

35.6 °C

30 Jul 2025

Coldest day

-4.9 °C

9 Feb 2025

Wettest day

132.0 mm

10 Jun 2025

Windiest day

30.6 km/h

16 Jun 2025

Strongest gust

90.7 km/h

16 Jun 2025

Hottest feels-like

42.1 °C

30 Aug 2025

Coldest feels-like

-8.8 °C

9 Feb 2025

Snowiest day

1.4 cm

9 Jan 2025

Sunniest day

13.8 h

5 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 Kami?

Kami has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 15.5 °C and it receives 1,611 mm of precipitation per year.

What is the hottest day ever recorded in Kami?

The hottest day measured in Kami between 1940 and 2025 was 20 August 2013, reaching 37.7 °C.

What is the coldest day in Kami?

The coldest day measured in Kami between 1940 and 2025 was 5 February 1940, at -11.3 °C.

Does it snow in Kami?

Yes. Kami gets on average 11.5 cm of snow per year and has around 39 frost days.

Has the climate of Kami warmed?

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

What is the wettest day in Kami?

The wettest day measured in Kami between 1940 and 2025 was 2 June 1988, with 208 mm of rain in 24 hours.

What was the windiest day in Kami?

The windiest day measured in Kami between 1940 and 2025 was 27 September 1991, with winds reaching 52.2 km/h.

What is the warmest month in Kami?

The warmest month in Kami is August (27.0 °C on average); the coldest is January (4.3 °C).

How much does it rain in Kami?

Kami receives on average 1,611 mm of precipitation per year, spread over about 143 rainy days.

Is it sunny in Kami?

Kami gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.

What is the biggest single-day snowfall in Kami?

The heaviest 24-hour snowfall measured in Kami between 1940 and 2025 was 15 February 1968, with 31.2 cm.

Are there tropical nights in Kami?

Yes: Kami has on average 85 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Kami?

In Kami, between 1940 and 2025, the highest apparent temperature reached 43.4 °C on 3 August 2024, and the lowest was -15.8 °C on 5 February 1940.

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