West Medway Threshold Days by Year (USC00199316)

18 fixed thresholds counted per year at West Medway (USC00199316): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for West Medway Thresholds

West Medway: days with a maximum temperature at or above 30 C (86 F) in 48 years, most in 1959 with 63.
West Medway: days with a maximum temperature at or above 90 F (32.2 C) in 48 years, most in 1999 with 35.
West Medway: days with a maximum temperature at or below 0 C (32 F) in 48 years, most in 1970 with 44.
West Medway: nights with a minimum temperature at or below 0 C (32 F) in 48 years, most in 1978 with 186.
18 fixed thresholds have at least one qualifying day at West Medway.

Days at or above 30 C (86 F)

48 years with a qualifying day

Days per year at West Medway with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 63 in 1959.

Days at or above 30 C (86 F) per year at West Medway
Year	Days	Decade average
1957	55	49.7
1958	31	49.7
1959	63	49.7
1960	27	29.1
1961	39	29.1
1962	18	29.1
1963	23	29.1
1964	22	29.1
1965	41	29.1
1966	36	29.1
1967	25	29.1
1968	34	29.1
1969	26	29.1
1970	29	31.2
1971	42	31.2
1972	17	31.2
1973	37	31.2
1974	31	31.2
1975	34	31.2
1976	33	31.2
1977	33	31.2
1978	27	31.2
1979	29	31.2
1980	42	32.7
1981	28	32.7
1982	25	32.7
1983	50	32.7
1984	28	32.7
1985	26	32.7
1986	21	32.7
1987	39	32.7
1988	44	32.7
1989	24	32.7
1990	25	39.2
1991	50	39.2
1992	24	39.2
1993	47	39.2
1994	43	39.2
1995	46	39.2
1996	32	39.2
1997	35	39.2
1998	38	39.2
1999	52	39.2
2000	24	33.8
2001	46	33.8
2002	47	33.8
2003	27	33.8
2004	25	33.8

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

First to last qualifying date each year at West Medway
Year	First date	Last date
1957	1957-05-09	1957-09-16
1958	1958-06-12	1958-09-26
1959	1959-05-11	1959-10-05
1960	1960-06-16	1960-09-08
1961	1961-05-14	1961-09-13
1962	1962-04-27	1962-09-14
1963	1963-05-09	1963-10-27
1964	1964-05-08	1964-09-11
1965	1965-05-10	1965-09-23
1966	1966-06-05	1966-09-02
1967	1967-06-02	1967-08-19
1968	1968-06-06	1968-10-17
1969	1969-05-30	1969-09-03
1970	1970-05-11	1970-09-26
1971	1971-06-08	1971-09-17
1972	1972-07-03	1972-08-27
1973	1973-04-23	1973-09-05
1974	1974-04-30	1974-09-14
1975	1975-05-21	1975-08-23
1976	1976-04-18	1976-09-15
1977	1977-04-23	1977-09-03
1978	1978-05-21	1978-09-22
1979	1979-05-10	1979-10-23
1980	1980-05-23	1980-09-23
1981	1981-05-26	1981-09-15
1982	1982-07-08	1982-09-13
1983	1983-06-13	1983-09-21
1984	1984-06-06	1984-08-17
1985	1985-05-12	1985-09-21
1986	1986-05-19	1986-10-01
1987	1987-05-11	1987-09-11
1988	1988-05-29	1988-08-29
1989	1989-05-21	1989-09-12
1990	1990-03-16	1990-10-08
1991	1991-04-08	1991-09-18
1992	1992-05-22	1992-09-19
1993	1993-05-10	1993-09-16
1994	1994-04-28	1994-09-18
1995	1995-06-01	1995-10-14
1996	1996-05-21	1996-09-07
1997	1997-06-11	1997-08-18
1998	1998-03-29	1998-09-28
1999	1999-05-30	1999-09-08
2000	2000-05-08	2000-09-02
2001	2001-04-23	2001-09-14
2002	2002-05-25	2002-10-03
2003	2003-06-25	2003-08-23
2004	2004-04-20	2004-09-05

Every Fixed Threshold

Fixed thresholds at West Medway
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	48	63	1959	25
35 C (95 F): Days	35	15	2002	2
40 C (104 F): Days	1	1	1975	1
90 F (32.2 C): Days	48	35	1999	4
100 F (37.8 C): Days	8	3	1991	1
0 C (32 F): Ice days (max	48	44	1970	30
0 C (32 F): Frost days (min	48	186	1978	143
-10 C (14 F): Days with min	48	68	1970	43
-20 C (-4 F): Days with min	40	16	1971	6
-30 C (-22 F): Days with min	3	2	1957	2
20 C (68 F): Tropical nights (min	48	18	1999	13
10 mm (0.39 in): Days with 10 mm or more rain	48	55	1972	39
25 mm (0.98 in): Days with 25 mm or more rain	48	24	1983	14
50 mm (1.97 in): Days with 50 mm or more rain	43	7	1988	5
100 mm (3.94 in): Days with 100 mm or more rain	8	2	1990	1
10 cm (3.9 in): Days with 10 cm or more snowfall	46	10	1996	4
25 cm (9.8 in): Days with 25 cm or more snowfall	25	3	2003	3
50 cm (19.7 in): Days with 50 cm or more snowfall	3	1	1978	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

Data for West Medway 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).

West Medway Threshold Days by Year (USC00199316)

Key Facts for West Medway Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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