Canaan Valley Threshold Days by Year (USC00461393)

17 fixed thresholds counted per year at Canaan Valley (USC00461393): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Canaan Valley Thresholds

Canaan Valley: days with a maximum temperature at or below 0 C (32 F) in 50 years, most in 1969 with 67.
Canaan Valley: nights with a minimum temperature at or below 0 C (32 F) in 50 years, most in 1963 with 180.
Canaan Valley: nights with a minimum temperature at or below -10 C (14 F) in 50 years, most in 1969 with 62.
Canaan Valley: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1961 with 61.
17 fixed thresholds have at least one qualifying day at Canaan Valley.

Days at or above 30 C (86 F)

29 years with a qualifying day

Days per year at Canaan Valley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 55 in 1952.

Days at or above 30 C (86 F) per year at Canaan Valley
Year	Days	Decade average
1945	6	3.6
1946	2	3.6
1947	3	3.6
1948	3	3.6
1949	4	3.6
1951	7	15.8
1952	55	15.8
1953	12	15.8
1954	5	15.8
1957	10	15.8
1959	6	15.8
1960	1	2.1
1962	1	2.1
1964	1	2.1
1965	1	2.1
1966	7	2.1
1967	1	2.1
1968	1	2.1
1969	4	2.1
1973	1	1
1977	1	1
1980	4	9.3
1983	4	9.3
1987	9	9.3
1988	20	9.3
1991	3	7
1993	15	7
1994	2	7
1995	8	7

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

First to last qualifying date each year at Canaan Valley
Year	First date	Last date
1945	1945-05-21	1945-08-31
1946	1946-07-08	1946-07-19
1947	1947-06-10	1947-08-13
1948	1948-08-26	1948-08-28
1949	1949-07-04	1949-09-18
1951	1951-06-02	1951-09-13
1952	1952-06-06	1952-09-14
1953	1953-06-19	1953-09-03
1954	1954-07-14	1954-09-06
1957	1957-06-13	1957-09-02
1959	1959-07-01	1959-08-26
1960	1960-08-28	1960-08-28
1962	1962-08-20	1962-08-20
1964	1964-09-10	1964-09-10
1965	1965-08-17	1965-08-17
1966	1966-06-27	1966-07-28
1967	1967-06-16	1967-06-16
1968	1968-07-18	1968-07-18
1969	1969-06-26	1969-07-01
1973	1973-09-01	1973-09-01
1977	1977-07-16	1977-07-16
1980	1980-07-16	1980-07-20
1983	1983-07-04	1983-08-22
1987	1987-07-21	1987-08-18
1988	1988-07-07	1988-08-18
1991	1991-07-08	1991-08-24
1993	1993-07-05	1993-09-02
1994	1994-06-21	1994-07-06
1995	1995-07-13	1995-08-15

Every Fixed Threshold

Fixed thresholds at Canaan Valley
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	29	55	1952	8
35 C (95 F): Days	4	3	1952	1
90 F (32.2 C): Days	9	28	1952	2
0 C (32 F): Ice days (max	50	67	1969	40
0 C (32 F): Frost days (min	50	180	1963	143
-10 C (14 F): Days with min	50	62	1969	36
-20 C (-4 F): Days with min	47	19	1977	3
-30 C (-22 F): Days with min	5	3	1963	1
20 C (68 F): Tropical nights (min	15	5	1952	1
25 C (77 F): Days with min	1	1	1952	1
10 mm (0.39 in): Days with 10 mm or more rain	50	61	1961	59
25 mm (0.98 in): Days with 25 mm or more rain	50	15	1967	12
50 mm (1.97 in): Days with 50 mm or more rain	35	5	1985	1
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1948	1
10 cm (3.9 in): Days with 10 cm or more snowfall	46	23	1960	15
25 cm (9.8 in): Days with 25 cm or more snowfall	32	5	1958	3
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1960	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

Data for Canaan Valley 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).

Canaan Valley Threshold Days by Year (USC00461393)

Key Facts for Canaan Valley Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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