Omaezaki Threshold Days by Year (JA000047655)

11 fixed thresholds counted per year at Omaezaki (JA000047655): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Omaezaki Thresholds

Omaezaki: days with a maximum temperature at or above 30 C (86 F) in 67 years, most in 1994 with 56.
Omaezaki: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1980 with 66.
Omaezaki: days with 25 mm (0.98 in) or more of precipitation in 60 years, most in 1968 with 33.
Omaezaki: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1982 with 18.
11 fixed thresholds have at least one qualifying day at Omaezaki.

Days at or above 30 C (86 F)

67 years with a qualifying day

Days per year at Omaezaki with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 56 in 1994.

Days at or above 30 C (86 F) per year at Omaezaki
Year	Days	Decade average
1951	25	13.7
1952	21	13.7
1953	19	13.7
1954	12	13.7
1955	19	13.7
1956	17	13.7
1957	1	13.7
1958	2	13.7
1959	7	13.7
1960	22	19
1961	40	19
1962	17	19
1963	1	19
1964	26	19
1965	10	19
1966	19	19
1967	26	19
1968	13	19
1969	16	19
1970	19	13.4
1971	22	13.4
1972	9	13.4
1973	2	13.4
1974	8	13.4
1975	10	13.4
1976	5	13.4
1977	6	13.4
1978	41	13.4
1979	12	13.4
1980	2	15.2
1981	14	15.2
1982	3	15.2
1983	26	15.2
1984	31	15.2
1985	26	15.2
1986	6	15.2
1987	24	15.2
1988	10	15.2
1989	10	15.2
1990	30	21.8
1991	10	21.8
1992	9	21.8
1993	1	21.8
1994	56	21.8
1995	33	21.8
1996	19	21.8
1997	14	21.8
1998	22	21.8
1999	24	21.8
2000	32	23.8
2001	28	23.8
2002	37	23.8
2003	16	23.8
2004	34	23.8
2005	12	23.8
2006	13	23.8
2007	23	23.8
2008	32	23.8
2009	11	23.8
2010	45	36
2011	21	36
2012	39	36
2016	23	36
2018	52	36
2019	36	36
2025	45	38
2026	31	38

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

First to last qualifying date each year at Omaezaki
Year	First date	Last date
1951	1951-07-24	1951-08-28
1952	1952-07-23	1952-09-04
1953	1953-07-24	1953-08-24
1954	1954-08-09	1954-08-24
1955	1955-07-14	1955-08-21
1956	1956-07-15	1956-09-09
1957	1957-08-18	1957-08-18
1958	1958-08-17	1958-08-18
1959	1959-08-01	1959-08-29
1960	1960-07-20	1960-09-17
1961	1961-07-09	1961-09-11
1962	1962-07-25	1962-09-06
1963	1963-07-18	1963-07-18
1964	1964-07-03	1964-09-15
1965	1965-07-30	1965-08-20
1966	1966-07-27	1966-09-12
1967	1967-06-26	1967-09-12
1968	1968-07-25	1968-08-23
1969	1969-07-22	1969-09-02
1970	1970-07-22	1970-09-10
1971	1971-07-31	1971-09-06
1972	1972-08-03	1972-09-08
1973	1973-08-14	1973-08-28
1974	1974-08-05	1974-08-24
1975	1975-07-30	1975-09-08
1976	1976-08-15	1976-09-10
1977	1977-07-14	1977-08-06
1978	1978-07-05	1978-09-10
1979	1979-07-31	1979-08-27
1980	1980-08-17	1980-09-06
1981	1981-07-17	1981-09-27
1982	1982-08-24	1982-09-03
1983	1983-07-26	1983-09-07
1984	1984-07-19	1984-09-02
1985	1985-07-24	1985-09-08
1986	1986-08-05	1986-09-04
1987	1987-07-26	1987-09-11
1988	1988-08-23	1988-09-16
1989	1989-08-03	1989-08-28
1990	1990-06-22	1990-09-13
1991	1991-07-21	1991-09-09
1992	1992-07-27	1992-09-11
1993	1993-08-27	1993-08-27
1994	1994-07-03	1994-09-12
1995	1995-07-23	1995-09-11
1996	1996-07-19	1996-09-02
1997	1997-08-19	1997-09-19
1998	1998-06-28	1998-08-27
1999	1999-07-26	1999-09-09
2000	2000-07-08	2000-09-16
2001	2001-07-01	2001-08-29
2002	2002-06-09	2002-09-05
2003	2003-08-03	2003-09-17
2004	2004-07-01	2004-09-30
2005	2005-07-30	2005-08-26
2006	2006-07-14	2006-09-08
2007	2007-06-30	2007-09-18
2008	2008-07-17	2008-08-21
2009	2009-08-04	2009-09-08
2010	2010-07-17	2010-09-14
2011	2011-06-29	2011-09-18
2012	2012-07-26	2012-09-18
2016	2016-07-17	2016-09-10
2018	2018-07-10	2018-09-17
2019	2019-07-25	2019-09-17
2025	2025-07-05	2025-09-17
2026	2026-07-13	2026-09-20

Every Fixed Threshold

Fixed thresholds at Omaezaki
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	67	56	1994	31
35 C (95 F): Days	3	2	1994	1
90 F (32.2 C): Days	32	10	1994	3
0 C (32 F): Frost days (min	41	37	1984	3
20 C (68 F): Tropical nights (min	41	124	2025	108
25 C (77 F): Days with min	39	63	2025	43
10 mm (0.39 in): Days with 10 mm or more rain	60	66	1980	19
25 mm (0.98 in): Days with 25 mm or more rain	60	33	1968	16
50 mm (1.97 in): Days with 50 mm or more rain	60	18	1982	11
100 mm (3.94 in): Days with 100 mm or more rain	49	5	1972	8
200 mm (7.87 in): Days with 200 mm or more rain	14	2	1972	7

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

Data for Omaezaki 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).

Omaezaki Threshold Days by Year (JA000047655)

Key Facts for Omaezaki Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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