West Burke Threshold Days by Year (USC00439099)

16 fixed thresholds counted per year at West Burke (USC00439099): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for West Burke Thresholds

West Burke: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1983 with 47.
West Burke: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1973 with 13.
West Burke: days with a maximum temperature at or above 30 C (86 F) in 50 years, most in 1988 with 28.
West Burke: days with a maximum temperature at or below 0 C (32 F) in 50 years, most in 1955 with 99.
16 fixed thresholds have at least one qualifying day at West Burke.

Days at or above 30 C (86 F)

50 years with a qualifying day

Days per year at West Burke with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 28 in 1988.

Days at or above 30 C (86 F) per year at West Burke
Year	Days	Decade average
1949	26	26
1950	6	12.5
1951	8	12.5
1952	15	12.5
1953	21	12.5
1954	5	12.5
1955	26	12.5
1956	9	12.5
1957	8	12.5
1958	4	12.5
1959	23	12.5
1960	13	11.5
1961	12	11.5
1962	11	11.5
1963	17	11.5
1964	12	11.5
1965	10	11.5
1966	9	11.5
1967	10	11.5
1968	11	11.5
1969	10	11.5
1970	19	13
1971	12	13
1972	5	13
1973	18	13
1974	3	13
1975	19	13
1976	10	13
1977	13	13
1978	16	13
1979	15	13
1980	7	12.2
1981	6	12.2
1982	6	12.2
1983	14	12.2
1984	13	12.2
1985	9	12.2
1986	8	12.2
1987	17	12.2
1988	28	12.2
1989	14	12.2
1990	8	12.3
1991	14	12.3
1992	4	12.3
1993	12	12.3
1994	13	12.3
1995	28	12.3
1996	7	12.3
1997	11	12.3
1998	14	12.3

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

First to last qualifying date each year at West Burke
Year	First date	Last date
1949	1949-06-03	1949-08-28
1950	1950-05-28	1950-07-14
1951	1951-06-20	1951-08-11
1952	1952-06-27	1952-08-30
1953	1953-05-11	1953-09-06
1954	1954-05-17	1954-08-26
1955	1955-05-23	1955-08-23
1956	1956-06-13	1956-08-19
1957	1957-06-16	1957-09-23
1958	1958-07-02	1958-09-01
1959	1959-05-28	1959-09-10
1960	1960-05-28	1960-09-10
1961	1961-05-15	1961-09-25
1962	1962-04-29	1962-09-01
1963	1963-06-03	1963-07-30
1964	1964-05-08	1964-07-30
1965	1965-06-08	1965-09-23
1966	1966-06-15	1966-08-10
1967	1967-06-04	1967-09-18
1968	1968-07-02	1968-08-26
1969	1969-06-13	1969-09-02
1970	1970-05-02	1970-09-23
1971	1971-05-20	1971-08-20
1972	1972-05-29	1972-07-19
1973	1973-06-09	1973-09-06
1974	1974-05-16	1974-07-15
1975	1975-05-21	1975-08-19
1976	1976-04-20	1976-08-23
1977	1977-05-22	1977-08-30
1978	1978-05-27	1978-08-17
1979	1979-05-10	1979-08-06
1980	1980-06-15	1980-08-09
1981	1981-06-17	1981-07-10
1982	1982-07-07	1982-07-19
1983	1983-06-14	1983-09-07
1984	1984-05-24	1984-08-15
1985	1985-07-06	1985-08-16
1986	1986-05-19	1986-08-18
1987	1987-05-31	1987-08-18
1988	1988-06-13	1988-08-16
1989	1989-05-19	1989-09-11
1990	1990-04-28	1990-08-05
1991	1991-05-17	1991-08-31
1992	1992-05-22	1992-08-27
1993	1993-06-15	1993-08-28
1994	1994-05-23	1994-08-05
1995	1995-06-02	1995-08-22
1996	1996-06-12	1996-08-09
1997	1997-06-11	1997-08-17
1998	1998-05-17	1998-08-11

Every Fixed Threshold

Fixed thresholds at West Burke
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	50	28	1988	14
35 C (95 F): Days	6	3	1988	3
90 F (32.2 C): Days	43	14	1988	4
0 C (32 F): Ice days (max	50	99	1955	42
0 C (32 F): Frost days (min	49	238	1965	173
-10 C (14 F): Days with min	49	120	1978	62
-20 C (-4 F): Days with min	49	70	1989	22
-30 C (-22 F): Days with min	47	16	1994	3
-40 C (-40 F): Days with min	2	2	1957	2
20 C (68 F): Tropical nights (min	4	1	1955	1
10 mm (0.39 in): Days with 10 mm or more rain	68	47	1983	36
25 mm (0.98 in): Days with 25 mm or more rain	68	13	1973	8
50 mm (1.97 in): Days with 50 mm or more rain	34	3	1932	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1942	1
10 cm (3.9 in): Days with 10 cm or more snowfall	47	15	1997	5
25 cm (9.8 in): Days with 25 cm or more snowfall	15	2	1952	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

Data for West Burke 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 Burke Threshold Days by Year (USC00439099)

Key Facts for West Burke Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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