Reydon 2SSE Threshold Days by Year (USC00347579)

17 fixed thresholds counted per year at Reydon 2SSE (USC00347579): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Reydon 2SSE Thresholds

Reydon 2SSE: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1944 with 26.
Reydon 2SSE: days with 25 mm (0.98 in) or more of precipitation in 53 years, most in 1942 with 13.
Reydon 2SSE: days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1942 with 5.
Reydon 2SSE: days with a maximum temperature at or above 30 C (86 F) in 41 years, most in 1963 with 139.
17 fixed thresholds have at least one qualifying day at Reydon 2SSE.

Days at or above 30 C (86 F)

41 years with a qualifying day

Days per year at Reydon 2SSE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 139 in 1963.

Days at or above 30 C (86 F) per year at Reydon 2SSE
Year	Days	Decade average
1942	86	94.1
1943	101	94.1
1944	86	94.1
1945	88	94.1
1946	83	94.1
1947	108	94.1
1948	114	94.1
1949	87	94.1
1950	81	107.3
1953	129	107.3
1954	134	107.3
1955	115	107.3
1957	97	107.3
1959	88	107.3
1960	102	95.2
1961	96	95.2
1962	105	95.2
1963	139	95.2
1964	104	95.2
1965	75	95.2
1966	91	95.2
1967	84	95.2
1968	71	95.2
1969	85	95.2
1970	87	88
1971	91	88
1972	89	88
1973	83	88
1974	87	88
1975	79	88
1976	86	88
1977	83	88
1978	111	88
1979	84	88
1981	113	104.8
1987	105	104.8
1988	106	104.8
1989	95	104.8
1990	103	99.3
1995	96	99.3
1996	99	99.3

For each year, a bar from the first to the last day at Reydon 2SSE meeting 30 C (86 F).

First to last qualifying date each year at Reydon 2SSE
Year	First date	Last date
1942	1942-04-04	1942-09-17
1943	1943-04-03	1943-10-29
1944	1944-05-10	1944-10-06
1945	1945-05-06	1945-11-07
1946	1946-03-31	1946-10-28
1947	1947-04-30	1947-10-20
1948	1948-04-06	1948-10-15
1949	1949-04-13	1949-10-09
1950	1950-03-25	1950-10-30
1953	1953-03-20	1953-10-12
1954	1954-02-14	1954-10-18
1955	1955-03-14	1955-12-24
1957	1957-06-06	1957-10-05
1959	1959-04-02	1959-10-25
1960	1960-03-31	1960-10-05
1961	1961-04-19	1961-10-22
1962	1962-02-11	1962-10-14
1963	1963-03-28	1963-10-30
1964	1964-04-15	1964-10-22
1965	1965-04-17	1965-10-10
1966	1966-03-31	1966-10-21
1967	1967-03-11	1967-10-06
1968	1968-04-13	1968-10-30
1969	1969-05-19	1969-10-02
1970	1970-04-26	1970-10-02
1971	1971-03-27	1971-09-30
1972	1972-04-06	1972-09-28
1973	1973-04-29	1973-10-07
1974	1974-03-31	1974-09-11
1975	1975-04-17	1975-10-12
1976	1976-03-25	1976-10-10
1977	1977-05-28	1977-10-26
1978	1978-03-18	1978-10-20
1979	1979-05-07	1979-10-08
1981	1981-02-20	1981-10-04
1987	1987-04-16	1987-11-04
1988	1988-04-04	1988-10-17
1989	1989-03-10	1989-10-14
1990	1990-05-15	1990-10-06
1995	1995-03-19	1995-10-22
1996	1996-02-22	1996-10-17

Every Fixed Threshold

Fixed thresholds at Reydon 2SSE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	41	139	1963	99
35 C (95 F): Days	41	77	1954	38
40 C (104 F): Days	18	10	1996	10
90 F (32.2 C): Days	41	114	1954	69
100 F (37.8 C): Days	36	32	1954	17
0 C (32 F): Ice days (max	41	29	1978	9
0 C (32 F): Frost days (min	41	126	1947	61
-10 C (14 F): Days with min	41	30	1978	6
-20 C (-4 F): Days with min	14	4	1989	4
20 C (68 F): Tropical nights (min	41	61	1963	1
25 C (77 F): Days with min	9	2	1953	5
10 mm (0.39 in): Days with 10 mm or more rain	54	26	1944	20
25 mm (0.98 in): Days with 25 mm or more rain	53	13	1942	8
50 mm (1.97 in): Days with 50 mm or more rain	45	5	1942	3
100 mm (3.94 in): Days with 100 mm or more rain	5	1	1946	1
10 cm (3.9 in): Days with 10 cm or more snowfall	29	4	1988	3
25 cm (9.8 in): Days with 25 cm or more snowfall	4	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 1942.

Download the Data

Data for Reydon 2SSE 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Reydon 2SSE Threshold Days by Year (USC00347579)

Key Facts for Reydon 2SSE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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