Mannington 1 N Threshold Days by Year

17 fixed thresholds counted per year at Mannington 1 N (USC00465621): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mannington 1 N Thresholds

Mannington 1 N: days with a maximum temperature at or above 30 C (86 F) in 73 years, most in 1959 with 92.
Mannington 1 N: days with a maximum temperature at or below 0 C (32 F) in 73 years, most in 1963 with 37.
Mannington 1 N: nights with a minimum temperature at or below 0 C (32 F) in 73 years, most in 1963 with 165.
Mannington 1 N: nights with a minimum temperature at or below -10 C (14 F) in 73 years, most in 1968 with 52.
17 fixed thresholds have at least one qualifying day at Mannington 1 N.

Days at or above 30 C (86 F)

73 years with a qualifying day

Days per year at Mannington 1 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 92 in 1959.

Days at or above 30 C (86 F) per year at Mannington 1 N
Year	Days	Decade average
1904	33	44.3
1907	25	44.3
1908	75	44.3
1909	44	44.3
1910	53	39.3
1911	62	39.3
1912	29	39.3
1913	48	39.3
1914	46	39.3
1915	28	39.3
1916	36	39.3
1917	17	39.3
1918	38	39.3
1919	36	39.3
1920	6	21.6
1921	30	21.6
1922	18	21.6
1923	18	21.6
1924	18	21.6
1925	41	21.6
1926	30	21.6
1927	19	21.6
1928	10	21.6
1929	26	21.6
1930	48	28.9
1931	50	28.9
1932	26	28.9
1933	28	28.9
1934	34	28.9
1935	14	28.9
1936	42	28.9
1937	19	28.9
1938	12	28.9
1939	16	28.9
1940	18	53
1941	34	53
1942	32	53
1943	48	53
1944	66	53
1945	56	53
1946	62	53
1947	71	53
1948	67	53
1949	76	53
1950	30	62.2
1951	71	62.2
1952	65	62.2
1953	83	62.2
1954	62	62.2
1955	75	62.2
1956	37	62.2
1957	72	62.2
1958	35	62.2
1959	92	62.2
1960	45	51.5
1961	43	51.5
1962	54	51.5
1963	32	51.5
1964	59	51.5
1965	58	51.5
1966	71	51.5
1967	31	51.5
1968	55	51.5
1969	67	51.5
1970	66	46.8
1971	47	46.8
1972	33	46.8
1973	46	46.8
1974	34	46.8
1975	51	46.8
1976	34	46.8
1977	56	46.8
1978	54	46.8

For each year, a bar from the first to the last day at Mannington 1 N meeting 30 C (86 F).

First to last qualifying date each year at Mannington 1 N
Year	First date	Last date
1904	1904-05-25	1904-09-29
1907	1907-03-23	1907-09-20
1908	1908-04-26	1908-09-26
1909	1909-05-06	1909-09-14
1910	1910-03-24	1910-10-03
1911	1911-05-11	1911-09-08
1912	1912-04-16	1912-09-14
1913	1913-04-25	1913-09-06
1914	1914-04-18	1914-09-22
1915	1915-04-25	1915-09-19
1916	1916-05-14	1916-10-08
1917	1917-06-13	1917-08-22
1918	1918-05-26	1918-08-26
1919	1919-05-29	1919-10-02
1920	1920-06-10	1920-07-23
1921	1921-04-25	1921-09-17
1922	1922-06-17	1922-09-10
1923	1923-05-15	1923-08-07
1924	1924-05-07	1924-09-01
1925	1925-04-23	1925-09-21
1926	1926-05-02	1926-09-05
1927	1927-05-09	1927-09-18
1928	1928-05-04	1928-10-17
1929	1929-03-25	1929-09-07
1930	1930-04-11	1930-09-26
1931	1931-05-18	1931-09-22
1932	1932-06-02	1932-09-19
1933	1933-06-07	1933-09-09
1934	1934-05-20	1934-08-09
1935	1935-06-18	1935-08-15
1936	1936-05-07	1936-09-23
1937	1937-06-01	1937-09-03
1938	1938-07-07	1938-09-04
1939	1939-05-07	1939-09-16
1940	1940-05-06	1940-08-18
1941	1941-04-19	1941-10-07
1942	1942-04-26	1942-09-15
1943	1943-05-06	1943-09-06
1944	1944-05-02	1944-09-03
1945	1945-03-25	1945-09-28
1946	1946-04-22	1946-10-07
1947	1947-04-05	1947-10-23
1948	1948-04-25	1948-09-17
1949	1949-05-03	1949-10-11
1950	1950-03-27	1950-08-31
1951	1951-05-01	1951-10-05
1952	1952-04-22	1952-09-14
1953	1953-05-04	1953-10-04
1954	1954-04-19	1954-10-14
1955	1955-04-18	1955-09-23
1956	1956-04-28	1956-09-14
1957	1957-04-20	1957-09-19
1958	1958-06-02	1958-09-27
1959	1959-04-09	1959-10-08
1960	1960-04-24	1960-09-10
1961	1961-05-15	1961-09-25
1962	1962-04-26	1962-09-13
1963	1963-05-09	1963-08-03
1964	1964-05-06	1964-09-17
1965	1965-05-02	1965-09-23
1966	1966-05-23	1966-09-04
1967	1967-05-27	1967-09-18
1968	1968-06-05	1968-09-24
1969	1969-04-09	1969-10-13
1970	1970-04-30	1970-09-26
1971	1971-05-18	1971-09-29
1972	1972-05-24	1972-09-18
1973	1973-06-05	1973-09-26
1974	1974-05-12	1974-08-28
1975	1975-05-21	1975-09-06
1976	1976-04-18	1976-09-14
1977	1977-04-12	1977-09-10
1978	1978-05-21	1978-09-22

Every Fixed Threshold

Fixed thresholds at Mannington 1 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	73	92	1959	54
35 C (95 F): Days	31	15	1953	1
90 F (32.2 C): Days	68	49	1949	12
100 F (37.8 C): Days	3	4	1953	4
0 C (32 F): Ice days (max	73	37	1963	35
0 C (32 F): Frost days (min	73	165	1963	145
-10 C (14 F): Days with min	73	52	1968	46
-20 C (-4 F): Days with min	58	16	1977	11
-30 C (-22 F): Days with min	9	2	1934	1
20 C (68 F): Tropical nights (min	65	15	1926	6
10 mm (0.39 in): Days with 10 mm or more rain	73	60	1945	41
25 mm (0.98 in): Days with 25 mm or more rain	73	17	1919	14
50 mm (1.97 in): Days with 50 mm or more rain	41	4	1954	3
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1934	1
10 cm (3.9 in): Days with 10 cm or more snowfall	59	6	1964	2
25 cm (9.8 in): Days with 25 cm or more snowfall	12	2	1913	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1950	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.

Download the Data

Data for Mannington 1 N 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Mannington 1 N Threshold Days by Year

Key Facts for Mannington 1 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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