Wakamatsu Threshold Days by Year (JA000047570)

14 fixed thresholds counted per year at Wakamatsu (JA000047570): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wakamatsu Thresholds

Wakamatsu: days with a maximum temperature at or above 30 C (86 F) in 63 years, most in 2025 with 74.
Wakamatsu: days with a maximum temperature at or above 90 F (32.2 C) in 63 years, most in 2025 with 54.
Wakamatsu: days with a maximum temperature at or below 0 C (32 F) in 61 years, most in 1984 with 41.
Wakamatsu: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1965 with 56.
14 fixed thresholds have at least one qualifying day at Wakamatsu.

Days at or above 30 C (86 F)

63 years with a qualifying day

Days per year at Wakamatsu with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 74 in 2025.

Days at or above 30 C (86 F) per year at Wakamatsu
Year	Days	Decade average
1954	39	34.5
1955	49	34.5
1956	31	34.5
1957	26	34.5
1958	35	34.5
1959	27	34.5
1960	36	36.2
1961	55	36.2
1962	42	36.2
1963	27	36.2
1964	37	36.2
1965	28	36.2
1966	40	36.2
1967	38	36.2
1968	31	36.2
1969	28	36.2
1970	35	37.8
1971	28	37.8
1972	38	37.8
1973	49	37.8
1974	37	37.8
1975	44	37.8
1976	20	37.8
1977	31	37.8
1978	60	37.8
1979	36	37.8
1980	17	33.9
1981	37	33.9
1982	27	33.9
1983	26	33.9
1984	50	33.9
1985	52	33.9
1986	28	33.9
1987	43	33.9
1988	21	33.9
1989	38	33.9
1990	54	36
1991	27	36
1992	36	36
1993	11	36
1994	60	36
1995	30	36
1996	34	36
1997	35	36
1998	29	36
1999	44	36
2000	60	41.8
2001	46	41.8
2002	50	41.8
2003	30	41.8
2004	46	41.8
2006	32	41.8
2007	41	41.8
2008	40	41.8
2009	31	41.8
2010	64	55.2
2011	59	55.2
2012	59	55.2
2016	45	55.2
2018	62	55.2
2019	42	55.2
2025	74	62
2026	50	62

For each year, a bar from the first to the last day at Wakamatsu meeting 30 C (86 F).

First to last qualifying date each year at Wakamatsu
Year	First date	Last date
1954	1954-07-24	1954-09-15
1955	1955-06-24	1955-09-06
1956	1956-06-04	1956-09-10
1957	1957-07-02	1957-08-28
1958	1958-05-30	1958-09-15
1959	1959-05-21	1959-09-01
1960	1960-05-26	1960-09-19
1961	1961-05-27	1961-09-23
1962	1962-05-22	1962-09-20
1963	1963-05-14	1963-08-22
1964	1964-07-14	1964-09-03
1965	1965-06-11	1965-09-16
1966	1966-05-14	1966-09-25
1967	1967-05-22	1967-09-03
1968	1968-06-09	1968-08-29
1969	1969-05-10	1969-09-06
1970	1970-06-08	1970-09-09
1971	1971-05-12	1971-08-29
1972	1972-06-06	1972-09-07
1973	1973-07-05	1973-09-03
1974	1974-05-18	1974-09-03
1975	1975-07-07	1975-09-17
1976	1976-07-09	1976-09-10
1977	1977-07-04	1977-09-12
1978	1978-05-26	1978-09-10
1979	1979-06-17	1979-09-22
1980	1980-05-21	1980-09-12
1981	1981-07-08	1981-09-04
1982	1982-05-11	1982-09-26
1983	1983-05-30	1983-09-06
1984	1984-06-15	1984-09-02
1985	1985-06-07	1985-09-07
1986	1986-07-26	1986-09-03
1987	1987-06-05	1987-09-15
1988	1988-05-20	1988-08-28
1989	1989-06-04	1989-09-09
1990	1990-05-13	1990-09-19
1991	1991-05-24	1991-09-06
1992	1992-06-03	1992-09-09
1993	1993-07-25	1993-09-04
1994	1994-05-24	1994-09-30
1995	1995-06-30	1995-08-27
1996	1996-05-30	1996-09-01
1997	1997-06-19	1997-09-03
1998	1998-04-22	1998-10-18
1999	1999-06-13	1999-09-24
2000	2000-05-26	2000-09-16
2001	2001-05-14	2001-09-15
2002	2002-06-07	2002-09-04
2003	2003-05-29	2003-09-13
2004	2004-05-30	2004-09-21
2006	2006-06-28	2006-09-18
2007	2007-06-12	2007-09-22
2008	2008-06-18	2008-09-06
2009	2009-05-10	2009-09-07
2010	2010-05-06	2010-09-11
2011	2011-06-20	2011-09-18
2012	2012-07-04	2012-09-30
2016	2016-05-23	2016-09-07
2018	2018-05-16	2018-10-06
2019	2019-05-25	2019-09-23
2025	2025-05-21	2025-09-17
2026	2026-05-18	2026-09-14

Every Fixed Threshold

Fixed thresholds at Wakamatsu
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	63	74	2025	50
35 C (95 F): Days	43	27	2018	6
90 F (32.2 C): Days	63	54	2025	24
100 F (37.8 C): Days	2	3	1994	1
0 C (32 F): Ice days (max	61	41	1984	8
0 C (32 F): Frost days (min	38	133	1984	59
-10 C (14 F): Days with min	32	14	1977	3
20 C (68 F): Tropical nights (min	38	92	2025	66
25 C (77 F): Days with min	6	6	2025	4
10 mm (0.39 in): Days with 10 mm or more rain	56	56	1965	33
25 mm (0.98 in): Days with 25 mm or more rain	56	18	1969	26
50 mm (1.97 in): Days with 50 mm or more rain	43	5	2004	21
100 mm (3.94 in): Days with 100 mm or more rain	11	2	1978	14
200 mm (7.87 in): Days with 200 mm or more rain	1	0	n/a	8

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

Download the Data

Data for Wakamatsu threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Wakamatsu Threshold Days by Year (JA000047570)

Key Facts for Wakamatsu Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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