Eaton Threshold Days by Year (USC00332485)

16 fixed thresholds counted per year at Eaton (USC00332485): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Eaton Thresholds

Eaton: days with 10 mm (0.39 in) or more of precipitation in 102 years, most in 1950 with 50.
Eaton: days with 25 mm (0.98 in) or more of precipitation in 102 years, most in 1990 with 19.
Eaton: days with 50 mm (1.97 in) or more of precipitation in 83 years, most in 1968 with 5.
Eaton: days with a maximum temperature at or above 30 C (86 F) in 69 years, most in 1959 with 89.
16 fixed thresholds have at least one qualifying day at Eaton.

Days at or above 30 C (86 F)

69 years with a qualifying day

Days per year at Eaton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 89 in 1959.

Days at or above 30 C (86 F) per year at Eaton
Year	Days	Decade average
1956	50	57.3
1957	59	57.3
1958	31	57.3
1959	89	57.3
1960	60	53.9
1961	47	53.9
1962	54	53.9
1963	61	53.9
1964	69	53.9
1965	58	53.9
1966	49	53.9
1967	40	53.9
1968	46	53.9
1969	55	53.9
1970	59	40.9
1971	56	40.9
1972	39	40.9
1974	31	40.9
1975	54	40.9
1976	27	40.9
1977	48	40.9
1978	33	40.9
1979	21	40.9
1980	51	43
1981	24	43
1982	31	43
1983	73	43
1984	45	43
1985	30	43
1986	38	43
1987	53	43
1988	61	43
1989	24	43
1990	24	37.8
1991	61	37.8
1992	13	37.8
1993	36	37.8
1994	32	37.8
1995	43	37.8
1996	33	37.8
1997	29	37.8
1998	49	37.8
1999	58	37.8
2000	17	39.9
2001	31	39.9
2002	73	39.9
2003	25	39.9
2005	56	39.9
2006	29	39.9
2007	77	39.9
2008	35	39.9
2009	16	39.9
2010	65	47.3
2011	65	47.3
2012	68	47.3
2013	27	47.3
2014	22	47.3
2015	28	47.3
2016	54	47.3
2017	35	47.3
2018	54	47.3
2019	55	47.3
2020	42	39.9
2021	40	39.9
2022	34	39.9
2023	24	39.9
2024	45	39.9
2025	54	39.9
2026	40	39.9

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

First to last qualifying date each year at Eaton
Year	First date	Last date
1956	1956-05-11	1956-10-16
1957	1957-05-02	1957-09-03
1958	1958-06-06	1958-09-07
1959	1959-05-03	1959-10-05
1960	1960-04-24	1960-09-27
1961	1961-06-02	1961-09-25
1962	1962-05-01	1962-09-14
1963	1963-05-10	1963-10-26
1964	1964-05-19	1964-09-22
1965	1965-05-08	1965-09-22
1966	1966-05-24	1966-09-13
1967	1967-05-26	1967-10-05
1968	1968-06-07	1968-09-24
1969	1969-05-06	1969-09-07
1970	1970-05-21	1970-09-24
1971	1971-05-20	1971-10-03
1972	1972-05-22	1972-09-02
1974	1974-05-18	1974-08-28
1975	1975-05-21	1975-09-04
1976	1976-06-09	1976-09-09
1977	1977-05-16	1977-09-06
1978	1978-05-28	1978-09-22
1979	1979-05-11	1979-09-06
1980	1980-05-30	1980-09-23
1981	1981-06-09	1981-09-14
1982	1982-05-13	1982-09-15
1983	1983-06-12	1983-09-20
1984	1984-06-03	1984-09-23
1985	1985-04-23	1985-09-10
1986	1986-04-27	1986-09-30
1987	1987-05-15	1987-09-11
1988	1988-05-16	1988-08-20
1989	1989-05-31	1989-09-10
1990	1990-06-14	1990-09-07
1991	1991-05-15	1991-09-17
1992	1992-06-18	1992-08-26
1993	1993-05-11	1993-09-01
1994	1994-05-23	1994-09-17
1995	1995-06-19	1995-09-07
1996	1996-05-19	1996-09-06
1997	1997-06-20	1997-09-20
1998	1998-05-15	1998-09-30
1999	1999-05-30	1999-09-29
2000	2000-06-01	2000-09-11
2001	2001-06-12	2001-08-31
2002	2002-06-01	2002-09-16
2003	2003-06-25	2003-08-29
2005	2005-05-12	2005-09-14
2006	2006-05-29	2006-08-27
2007	2007-05-16	2007-10-09
2008	2008-06-06	2008-09-15
2009	2009-06-02	2009-09-16
2010	2010-05-27	2010-10-11
2011	2011-05-13	2011-09-14
2012	2012-05-03	2012-09-05
2013	2013-05-16	2013-09-12
2014	2014-05-28	2014-09-06
2015	2015-05-08	2015-09-09
2016	2016-05-30	2016-09-24
2017	2017-05-17	2017-09-28
2018	2018-05-14	2018-10-10
2019	2019-05-19	2019-10-04
2020	2020-05-27	2020-09-10
2021	2021-05-25	2021-09-20
2022	2022-05-31	2022-09-22
2023	2023-06-01	2023-09-06
2024	2024-05-20	2024-09-23
2025	2025-06-22	2025-10-04
2026	2026-06-07	2026-10-14

Every Fixed Threshold

Fixed thresholds at Eaton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	69	89	1959	40
35 C (95 F): Days	29	16	1988	15
90 F (32.2 C): Days	68	52	1959	10
100 F (37.8 C): Days	5	5	1988	5
0 C (32 F): Ice days (max	69	63	1978	28
0 C (32 F): Frost days (min	66	157	1978	75
-10 C (14 F): Days with min	66	58	1978	22
-20 C (-4 F): Days with min	46	31	1977	9
-30 C (-22 F): Days with min	7	3	1977	2
20 C (68 F): Tropical nights (min	64	25	1999	24
10 mm (0.39 in): Days with 10 mm or more rain	102	50	1950	42
25 mm (0.98 in): Days with 25 mm or more rain	102	19	1990	18
50 mm (1.97 in): Days with 50 mm or more rain	83	5	1968	3
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1991	1
10 cm (3.9 in): Days with 10 cm or more snowfall	19	4	1960	2
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1964	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

Download the Data

Data for Eaton 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).

Eaton Threshold Days by Year (USC00332485)

Key Facts for Eaton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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