Yokkaichi Threshold Days by Year (JA000047684)

13 fixed thresholds counted per year at Yokkaichi (JA000047684): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Yokkaichi Thresholds

Yokkaichi: days with a maximum temperature at or above 30 C (86 F) in 51 years, most in 2025 with 77.
Yokkaichi: days with a maximum temperature at or above 90 F (32.2 C) in 51 years, most in 2025 with 51.
Yokkaichi: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1970 with 62.
Yokkaichi: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 2012 with 31.
13 fixed thresholds have at least one qualifying day at Yokkaichi.

Days at or above 30 C (86 F)

51 years with a qualifying day

Days per year at Yokkaichi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 77 in 2025.

Days at or above 30 C (86 F) per year at Yokkaichi
Year	Days	Decade average
1967	44	31.3
1968	19	31.3
1969	31	31.3
1970	31	37.7
1971	32	37.7
1972	31	37.7
1973	45	37.7
1974	33	37.7
1975	39	37.7
1976	23	37.7
1977	40	37.7
1978	61	37.7
1979	42	37.7
1980	18	37.2
1981	44	37.2
1982	22	37.2
1983	43	37.2
1984	45	37.2
1985	55	37.2
1986	39	37.2
1987	45	37.2
1988	36	37.2
1989	25	37.2
1993	21	49.8
1994	71	49.8
1995	46	49.8
1996	51	49.8
1998	60	49.8
2000	60	48.1
2002	56	48.1
2003	37	48.1
2004	47	48.1
2005	59	48.1
2006	46	48.1
2007	46	48.1
2008	50	48.1
2009	32	48.1
2010	70	54.5
2011	59	54.5
2012	53	54.5
2013	61	54.5
2014	42	54.5
2015	42	54.5
2016	52	54.5
2017	52	54.5
2018	59	54.5
2019	55	54.5
2021	49	59.3
2022	62	59.3
2025	77	59.3
2026	49	59.3

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

First to last qualifying date each year at Yokkaichi
Year	First date	Last date
1967	1967-05-30	1967-09-15
1968	1968-07-19	1968-08-21
1969	1969-07-22	1969-09-20
1970	1970-07-02	1970-09-13
1971	1971-06-28	1971-08-29
1972	1972-06-10	1972-09-08
1973	1973-07-01	1973-09-10
1974	1974-07-04	1974-09-08
1975	1975-07-08	1975-09-19
1976	1976-07-15	1976-08-25
1977	1977-07-02	1977-09-18
1978	1978-05-27	1978-09-11
1979	1979-05-23	1979-09-23
1980	1980-06-24	1980-09-07
1981	1981-06-29	1981-09-02
1982	1982-06-08	1982-09-03
1983	1983-06-02	1983-09-12
1984	1984-07-03	1984-09-30
1985	1985-06-20	1985-09-12
1986	1986-07-18	1986-09-11
1987	1987-06-05	1987-09-17
1988	1988-06-07	1988-09-16
1989	1989-07-31	1989-09-16
1993	1993-05-13	1993-09-18
1994	1994-06-27	1994-09-14
1995	1995-07-08	1995-09-25
1996	1996-05-17	1996-09-05
1998	1998-06-27	1998-09-16
2000	2000-05-09	2000-09-17
2002	2002-06-05	2002-09-13
2003	2003-06-20	2003-09-19
2004	2004-05-31	2004-09-21
2005	2005-06-13	2005-09-24
2006	2006-06-01	2006-09-10
2007	2007-06-16	2007-09-28
2008	2008-07-04	2008-09-20
2009	2009-05-11	2009-09-26
2010	2010-05-21	2010-09-22
2011	2011-06-23	2011-09-19
2012	2012-07-02	2012-09-13
2013	2013-06-13	2013-10-02
2014	2014-05-31	2014-09-25
2015	2015-05-20	2015-09-02
2016	2016-06-18	2016-09-10
2017	2017-06-10	2017-09-13
2018	2018-06-22	2018-09-18
2019	2019-05-24	2019-09-30
2021	2021-06-07	2021-09-23
2022	2022-05-29	2022-10-01
2025	2025-06-16	2025-09-26
2026	2026-07-03	2026-09-22

Every Fixed Threshold

Fixed thresholds at Yokkaichi
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	51	77	2025	49
35 C (95 F): Days	36	13	1995	11
90 F (32.2 C): Days	51	51	2025	31
100 F (37.8 C): Days	2	2	1994	2
0 C (32 F): Ice days (max	5	1	1982	1
0 C (32 F): Frost days (min	25	73	1984	25
20 C (68 F): Tropical nights (min	25	104	2025	97
25 C (77 F): Days with min	24	45	2025	34
10 mm (0.39 in): Days with 10 mm or more rain	37	62	1970	24
25 mm (0.98 in): Days with 25 mm or more rain	37	31	2012	18
50 mm (1.97 in): Days with 50 mm or more rain	37	12	1988	15
100 mm (3.94 in): Days with 100 mm or more rain	25	4	1972	8
200 mm (7.87 in): Days with 200 mm or more rain	6	1	1974	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1967.

Download the Data

Data for Yokkaichi 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Yokkaichi Threshold Days by Year (JA000047684)

Key Facts for Yokkaichi Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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