Cloverdale Threshold Days by Year (USC00041838)

15 fixed thresholds counted per year at Cloverdale (USC00041838): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cloverdale Thresholds

Cloverdale: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1973 with 51.
Cloverdale: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1969 with 22.
Cloverdale: nights with a minimum temperature at or below 0 C (32 F) in 58 years, most in 1972 with 36.
Cloverdale: days with 50 mm (1.97 in) or more of precipitation in 55 years, most in 1969 with 9.
15 fixed thresholds have at least one qualifying day at Cloverdale.

Days at or above 30 C (86 F)

47 years with a qualifying day

Days per year at Cloverdale with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 140 in 2014.

Days at or above 30 C (86 F) per year at Cloverdale
Year	Days	Decade average
1956	78	87.8
1957	85	87.8
1958	92	87.8
1959	96	87.8
1960	94	92.5
1961	99	92.5
1962	86	92.5
1963	70	92.5
1964	97	92.5
1965	81	92.5
1966	102	92.5
1967	111	92.5
1968	89	92.5
1969	96	92.5
1970	100	89
1971	87	89
1972	75	89
1973	88	89
1974	95	89
1975	80	89
1976	87	89
1977	88	89
1978	94	89
1979	96	89
1980	82	95.6
1981	102	95.6
1982	91	95.6
1984	113	95.6
1985	89	95.6
1986	85	95.6
1987	90	95.6
1988	113	95.6
2005	80	80
2011	102	119.7
2012	110	119.7
2013	116	119.7
2014	140	119.7
2015	137	119.7
2017	131	119.7
2019	102	119.7
2020	116	100.6
2021	101	100.6
2022	103	100.6
2023	81	100.6
2024	115	100.6
2025	91	100.6
2026	97	100.6

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

First to last qualifying date each year at Cloverdale
Year	First date	Last date
1956	1956-05-16	1956-11-10
1957	1957-04-28	1957-09-24
1958	1958-04-21	1958-10-17
1959	1959-03-05	1959-10-25
1960	1960-04-03	1960-11-01
1961	1961-04-03	1961-10-18
1962	1962-04-07	1962-11-02
1963	1963-05-17	1963-10-01
1964	1964-04-14	1964-10-23
1965	1965-04-26	1965-10-30
1966	1966-04-01	1966-11-03
1967	1967-05-08	1967-11-03
1968	1968-04-10	1968-10-28
1969	1969-05-06	1969-11-01
1970	1970-03-26	1970-10-12
1971	1971-06-06	1971-10-14
1972	1972-03-16	1972-10-07
1973	1973-04-23	1973-10-31
1974	1974-04-30	1974-10-22
1975	1975-05-13	1975-10-21
1976	1976-05-08	1976-11-05
1977	1977-02-15	1977-10-16
1978	1978-04-10	1978-11-09
1979	1979-05-12	1979-10-04
1980	1980-05-01	1980-11-05
1981	1981-04-23	1981-10-24
1982	1982-04-19	1982-10-14
1984	1984-03-19	1984-10-07
1985	1985-04-02	1985-10-16
1986	1986-03-29	1986-11-05
1987	1987-04-10	1987-10-27
1988	1988-04-09	1988-10-21
2005	2005-03-10	2005-10-17
2011	2011-03-30	2011-10-23
2012	2012-04-20	2012-11-05
2013	2013-04-10	2013-10-26
2014	2014-04-07	2014-10-30
2015	2015-03-19	2015-10-31
2017	2017-04-01	2017-10-29
2019	2019-04-18	2019-10-28
2020	2020-04-25	2020-11-03
2021	2021-04-19	2021-10-06
2022	2022-04-07	2022-10-21
2023	2023-04-26	2023-10-20
2024	2024-05-11	2024-10-20
2025	2025-03-25	2025-10-30
2026	2026-03-16	2026-10-06

Every Fixed Threshold

Fixed thresholds at Cloverdale
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	47	140	2014	97
35 C (95 F): Days	47	66	2017	31
40 C (104 F): Days	44	16	2017	1
45 C (113 F): Days	5	2	1971	1
90 F (32.2 C): Days	47	110	2017	64
100 F (37.8 C): Days	47	40	2017	9
110 F (43.3 C): Days	11	7	2017	3
0 C (32 F): Frost days (min	58	36	1972	6
20 C (68 F): Tropical nights (min	29	7	2017	1
25 C (77 F): Days with min	3	1	2013	1
10 mm (0.39 in): Days with 10 mm or more rain	61	51	1973	20
25 mm (0.98 in): Days with 25 mm or more rain	61	22	1969	7
50 mm (1.97 in): Days with 50 mm or more rain	55	9	1969	1
100 mm (3.94 in): Days with 100 mm or more rain	22	2	1959	2
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1962	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 Cloverdale 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).

Cloverdale Threshold Days by Year (USC00041838)

Key Facts for Cloverdale Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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