Tamba climate — normals and trends

Q: What is the climate of Tamba?

Tamba has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.7 °C and it receives 1,666 mm of precipitation per year.

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

The hottest day measured in Tamba between 1940 and 2025 was 5 August 2018, reaching 38.0 °C.

Q: What is the coldest day in Tamba?

The coldest day measured in Tamba between 1940 and 2025 was 14 February 1942, at -16.8 °C.

Q: Does it snow in Tamba?

Yes. Tamba gets on average 40.0 cm of snow per year and has around 73 frost days.

Q: Has the climate of Tamba warmed?

Yes: Tamba warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Tamba?

The wettest day measured in Tamba between 1940 and 2025 was 27 October 1961, with 202 mm of rain in 24 hours.

Q: What was the windiest day in Tamba?

The windiest day measured in Tamba between 1940 and 2025 was 27 September 1991, with winds reaching 61.6 km/h.

Q: What is the warmest month in Tamba?

The warmest month in Tamba is August (26.0 °C on average); the coldest is January (2.2 °C).

Q: How much does it rain in Tamba?

Tamba receives on average 1,666 mm of precipitation per year, spread over about 155 rainy days.

Q: Is it sunny in Tamba?

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

Tamba (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.7 °C and it receives 1,666 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 (26.0 °C on average) and the coldest is January (2.2 °C). Rainfall peaks in July.

Tamba averages 73 frost days, 35 hot days (≥ 30 °C) and 155 rainy days per year.

Tamba has warmed by +2.8 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.

The number of frost days there went from about 97 to 49 per year over the period.

The hottest day of the period reached 38.0 °C (on 5 August 2018) and the coldest -16.8 °C (on 14 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

TambaHyōgo

coords: 35.17°, 135.03°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthAugustColdest monthJanuaryWettest monthJulyDriest monthDecember

Mean daily temperature

13.7°C

Average daily high

18.2°C

Average daily low

9.5°C

Annual rainfall

1,666mm

Sunshine / day

8.7h

Mean relative humidity

77%

Average peak wind

15.2km/h

Seasonal range

23.8°C

Frost days (< 0 °C)

73 d/yr

Hot days (≥ 30 °C)

35 d/yr

Rainy days (≥ 1 mm)

155 d/yr

Annual snowfall

40.0 cm

Average feels-like high

17.7 °C

Average feels-like low

8.5 °C

Average peak gust

39.8 km/h

Tropical nights (≥ 20 °C)

67 d/yr

Solar radiation

14.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.8 °C

since 1940

+0.3 °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

38.0 °C

5 August 2018

Coldest day

-16.8 °C

14 February 1942

Wettest day

202 mm

27 October 1961

Windiest day

61.6 km/h

27 September 1991

Strongest gust

175.7 km/h

27 September 1991

Hottest feels-like

43.9 °C

30 July 2025

Coldest feels-like

-21.1 °C

14 February 1942

Snowiest day

31.9 cm

15 February 1968

Sunniest day

14.0 h

21 May 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.6 °C30 July 2025	-9.1 °C10 February 2025	15.0 °C	1,352 mm	80	68
2024	36.0 °C7 July 2024	-7.1 °C25 January 2024	15.8 °C	2,060 mm	71	45
2023	35.6 °C17 July 2023	-9.7 °C26 January 2023	15.6 °C	1,719 mm	64	45
2022	34.4 °C3 August 2022	-8.7 °C2 January 2022	14.9 °C	1,396 mm	56	70
2021	35.6 °C5 August 2021	-8.0 °C30 January 2021	15.2 °C	1,867 mm	34	44
2020	35.7 °C20 August 2020	-5.8 °C17 December 2020	15.2 °C	1,762 mm	44	31
2019	35.7 °C2 August 2019	-3.9 °C10 January 2019	15.2 °C	1,559 mm	45	46
2018	38.0 °C5 August 2018	-9.4 °C6 February 2018	15.2 °C	2,126 mm	56	56
2017	33.8 °C13 July 2017	-8.4 °C18 January 2017	14.3 °C	1,928 mm	47	63
2016	34.1 °C7 August 2016	-7.7 °C26 January 2016	15.3 °C	1,922 mm	49	47
2015	35.5 °C2 August 2015	-4.5 °C3 January 2015	14.9 °C	1,825 mm	35	36
2014	34.6 °C25 July 2014	-6.0 °C19 December 2014	14.3 °C	1,853 mm	22	62
2013	35.1 °C22 August 2013	-9.1 °C19 January 2013	14.6 °C	1,887 mm	55	52
2012	34.2 °C31 July 2012	-13.4 °C19 February 2012	14.0 °C	1,595 mm	52	72
2011	33.9 °C10 August 2011	-12.0 °C31 January 2011	14.3 °C	1,992 mm	50	78
2010	34.3 °C22 July 2010	-6.0 °C31 December 2010	15.0 °C	1,599 mm	58	47
2009	32.4 °C17 August 2009	-8.0 °C16 January 2009	14.4 °C	1,691 mm	24	49
2008	34.3 °C26 July 2008	-8.5 °C19 February 2008	14.5 °C	1,404 mm	46	56
2007	34.9 °C16 August 2007	-4.3 °C5 February 2007	14.7 °C	1,281 mm	34	47
2006	35.1 °C10 August 2006	-9.9 °C10 February 2006	14.3 °C	1,728 mm	41	55
2005	34.7 °C5 August 2005	-10.7 °C14 March 2005	14.2 °C	1,077 mm	47	80
2004	33.6 °C27 July 2004	-8.2 °C8 February 2004	15.1 °C	1,928 mm	46	58
2003	34.7 °C23 August 2003	-7.5 °C7 January 2003	14.2 °C	1,737 mm	31	58
2002	34.7 °C6 August 2002	-11.4 °C16 February 2002	14.5 °C	1,286 mm	46	58
2001	35.8 °C2 August 2001	-11.2 °C30 January 2001	14.2 °C	1,539 mm	46	73
2000	34.7 °C25 August 2000	-10.5 °C29 January 2000	14.3 °C	1,615 mm	49	72
1999	32.7 °C4 August 1999	-8.6 °C5 February 1999	14.3 °C	1,500 mm	24	68
1998	33.6 °C3 August 1998	-6.9 °C25 January 1998	15.1 °C	1,719 mm	41	50
1997	33.1 °C1 September 1997	-6.4 °C30 January 1997	14.1 °C	1,505 mm	39	68
1996	34.1 °C4 August 1996	-9.7 °C4 February 1996	13.5 °C	1,548 mm	41	90
1995	35.1 °C19 August 1995	-12.4 °C28 December 1995	13.6 °C	1,516 mm	42	80
1994	36.9 °C7 August 1994	-6.8 °C19 February 1994	15.1 °C	1,041 mm	65	68
1993	33.6 °C26 August 1993	-6.3 °C3 February 1993	13.7 °C	2,064 mm	10	61
1992	34.1 °C27 July 1992	-4.9 °C2 February 1992	14.1 °C	1,387 mm	31	53
1991	34.9 °C24 July 1991	-10.1 °C26 February 1991	14.4 °C	1,827 mm	28	55
1990	33.9 °C2 August 1990	-6.2 °C28 January 1990	15.0 °C	1,788 mm	62	46
1989	32.2 °C3 August 1989	-4.5 °C16 January 1989	14.2 °C	2,025 mm	28	44
1988	33.1 °C9 July 1988	-8.4 °C20 February 1988	13.3 °C	1,710 mm	22	73
1987	34.1 °C6 June 1987	-8.9 °C3 March 1987	14.2 °C	1,481 mm	31	67
1986	33.9 °C29 July 1986	-9.8 °C28 January 1986	13.3 °C	1,534 mm	37	84
1985	34.4 °C26 July 1985	-11.1 °C31 January 1985	13.8 °C	1,913 mm	46	72
1984	34.4 °C11 August 1984	-9.5 °C11 February 1984	13.0 °C	1,277 mm	42	92
1983	33.8 °C26 July 1983	-7.9 °C28 December 1983	13.9 °C	1,661 mm	41	73
1982	31.8 °C25 August 1982	-9.3 °C11 February 1982	13.7 °C	1,702 mm	17	66
1981	33.6 °C2 August 1981	-9.9 °C6 February 1981	12.7 °C	1,433 mm	31	92
1980	32.6 °C20 July 1980	-10.0 °C17 February 1980	12.9 °C	1,909 mm	7	92
1979	34.6 °C30 July 1979	-7.9 °C20 January 1979	14.0 °C	1,982 mm	29	75
1978	34.5 °C6 July 1978	-10.0 °C7 February 1978	13.9 °C	1,455 mm	55	76
1977	34.0 °C3 August 1977	-12.8 °C17 February 1977	13.7 °C	1,631 mm	31	77
1976	33.2 °C22 August 1976	-10.8 °C25 January 1976	13.1 °C	2,109 mm	18	85
1975	33.7 °C23 July 1975	-9.2 °C15 January 1975	13.8 °C	1,950 mm	35	84
1974	32.5 °C20 August 1974	-11.1 °C12 February 1974	13.2 °C	2,009 mm	28	83
1973	35.0 °C12 August 1973	-4.4 °C25 February 1973	13.6 °C	1,322 mm	46	84
1972	34.0 °C5 August 1972	-4.8 °C2 March 1972	13.8 °C	2,596 mm	35	60
1971	33.8 °C28 August 1971	-6.1 °C2 February 1971	13.3 °C	1,679 mm	34	71
1970	34.3 °C22 July 1970	-11.6 °C20 January 1970	13.0 °C	1,826 mm	41	93
1969	35.2 °C13 August 1969	-8.1 °C14 March 1969	13.1 °C	1,721 mm	34	86
1968	33.2 °C23 July 1968	-11.0 °C21 February 1968	13.1 °C	1,830 mm	18	82
1967	34.0 °C18 July 1967	-10.6 °C17 February 1967	13.4 °C	1,625 mm	45	94
1966	33.0 °C9 August 1966	-10.2 °C29 January 1966	12.5 °C	1,940 mm	23	93
1965	31.4 °C28 July 1965	-10.9 °C31 January 1965	12.0 °C	2,132 mm	17	105
1964	34.7 °C20 August 1964	-7.4 °C14 February 1964	14.3 °C	1,656 mm	52	64
1963	33.5 °C19 July 1963	-9.3 °C23 January 1963	13.4 °C	1,867 mm	35	85
1962	34.6 °C28 July 1962	-7.7 °C27 January 1962	13.6 °C	1,532 mm	43	75
1961	33.9 °C14 August 1961	-6.2 °C19 January 1961	14.4 °C	1,806 mm	53	78
1960	34.9 °C21 July 1960	-9.3 °C27 January 1960	14.0 °C	1,678 mm	39	72
1959	36.2 °C2 August 1959	-8.3 °C20 January 1959	14.5 °C	2,027 mm	47	55
1958	33.1 °C31 July 1958	-5.9 °C9 March 1958	13.9 °C	1,689 mm	33	64
1957	33.5 °C31 July 1957	-6.8 °C13 March 1957	13.2 °C	1,751 mm	22	81
1956	34.7 °C11 August 1956	-9.9 °C27 January 1956	13.1 °C	1,935 mm	38	86
1955	33.9 °C28 July 1955	-11.4 °C12 January 1955	13.9 °C	1,457 mm	38	69
1954	34.2 °C8 August 1954	-9.5 °C31 January 1954	13.7 °C	1,560 mm	31	57
1953	34.7 °C27 July 1953	-10.3 °C23 February 1953	13.5 °C	2,126 mm	28	70
1952	31.7 °C3 August 1952	-11.6 °C19 January 1952	12.1 °C	1,710 mm	13	95
1951	32.9 °C28 July 1951	-9.0 °C16 February 1951	12.4 °C	1,450 mm	28	90
1950	30.8 °C15 August 1950	-8.6 °C12 January 1950	12.7 °C	1,306 mm	12	98
1949	31.5 °C6 August 1949	-5.1 °C30 December 1949	12.3 °C	1,460 mm	7	94
1948	30.6 °C18 August 1948	-6.0 °C3 January 1948	12.9 °C	1,450 mm	3	74
1947	33.4 °C13 August 1947	-13.1 °C6 February 1947	11.5 °C	1,342 mm	21	110
1946	33.8 °C16 July 1946	-9.4 °C13 January 1946	12.7 °C	1,321 mm	21	105
1945	31.0 °C6 August 1945	-13.3 °C30 January 1945	11.8 °C	2,030 mm	13	105
1944	31.4 °C1 September 1944	-8.5 °C19 February 1944	12.4 °C	1,290 mm	9	114
1943	31.1 °C5 August 1943	-8.3 °C29 January 1943	12.0 °C	1,046 mm	8	112
1942	34.5 °C2 August 1942	-16.8 °C14 February 1942	12.3 °C	1,023 mm	32	103
1941	31.3 °C9 August 1941	-10.8 °C12 February 1941	12.3 °C	1,533 mm	8	94
1940	30.4 °C24 July 1940	-13.4 °C27 January 1940	11.7 °C	1,149 mm	2	108

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

19.9 °C

+1.7 °C

Hot days (≥ 30 °C)

80 d/yr

+45

Frost days (< 0 °C)

68 d/yr

-5

Annual rainfall

1352 mm

-315 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	7.6 °C	+1.2 °C	37 mm	-26 mm
Feb	6.1 °C	-1.0 °C	50 mm	-23 mm
Mar	12.5 °C	+1.3 °C	131 mm	+23 mm
Apr	18.4 °C	+1.2 °C	70 mm	-59 mm
May	22.4 °C	+0.7 °C	138 mm	-12 mm
Jun	27.9 °C	+2.8 °C	207 mm	-14 mm
Jul	33.0 °C	+4.0 °C	65 mm	-182 mm
Aug	32.7 °C	+2.5 °C	203 mm	+32 mm
Sep	29.1 °C	+3.3 °C	180 mm	-44 mm
Oct	21.9 °C	+1.7 °C	179 mm	+42 mm
Nov	15.6 °C	+0.8 °C	39 mm	-44 mm
Dec	10.8 °C	+1.5 °C	52 mm	-8 mm

The year's extremes

Hottest day

36.6 °C

30 Jul 2025

Coldest day

-9.1 °C

10 Feb 2025

Wettest day

97.2 mm

10 Aug 2025

Windiest day

29.9 km/h

17 May 2025

Strongest gust

78.5 km/h

16 Jun 2025

Hottest feels-like

43.9 °C

30 Jul 2025

Coldest feels-like

-14.0 °C

6 Feb 2025

Snowiest day

3.3 cm

19 Mar 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 Tamba?

Tamba has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.7 °C and it receives 1,666 mm of precipitation per year.

What is the hottest day ever recorded in Tamba?

The hottest day measured in Tamba between 1940 and 2025 was 5 August 2018, reaching 38.0 °C.

What is the coldest day in Tamba?

The coldest day measured in Tamba between 1940 and 2025 was 14 February 1942, at -16.8 °C.

Does it snow in Tamba?

Yes. Tamba gets on average 40.0 cm of snow per year and has around 73 frost days.

Has the climate of Tamba warmed?

Yes: Tamba warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tamba?

The wettest day measured in Tamba between 1940 and 2025 was 27 October 1961, with 202 mm of rain in 24 hours.

What was the windiest day in Tamba?

The windiest day measured in Tamba between 1940 and 2025 was 27 September 1991, with winds reaching 61.6 km/h.

What is the warmest month in Tamba?

The warmest month in Tamba is August (26.0 °C on average); the coldest is January (2.2 °C).

How much does it rain in Tamba?

Tamba receives on average 1,666 mm of precipitation per year, spread over about 155 rainy days.

Is it sunny in Tamba?

Tamba 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 Tamba?

The heaviest 24-hour snowfall measured in Tamba between 1940 and 2025 was 15 February 1968, with 31.9 cm.

Are there tropical nights in Tamba?

Yes: Tamba has on average 67 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tamba?

In Tamba, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 30 July 2025, and the lowest was -21.1 °C on 14 February 1942.

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