Colony Threshold Days by Year (USC00481905)

19 fixed thresholds counted per year at Colony (USC00481905): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Colony Thresholds

Colony: days with 10 mm (0.39 in) or more of precipitation in 95 years, most in 1923 with 23.
Colony: nights with a minimum temperature at or below 0 C (32 F) in 88 years, most in 1936 with 194.
Colony: nights with a minimum temperature at or below -10 C (14 F) in 88 years, most in 1955 with 93.
Colony: nights with a minimum temperature at or below -20 C (-4 F) in 88 years, most in 1916 with 43.
19 fixed thresholds have at least one qualifying day at Colony.

Days at or above 30 C (86 F)

86 years with a qualifying day

Days per year at Colony with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 1936.

Days at or above 30 C (86 F) per year at Colony
Year	Days	Decade average
1915	11	45
1916	50	45
1917	48	45
1918	45	45
1919	71	45
1920	47	42.6
1921	62	42.6
1922	47	42.6
1923	34	42.6
1924	32	42.6
1925	51	42.6
1926	38	42.6
1927	21	42.6
1928	31	42.6
1929	63	42.6
1930	51	68.1
1931	74	68.1
1932	61	68.1
1933	67	68.1
1934	82	68.1
1935	61	68.1
1936	85	68.1
1938	60	68.1
1939	72	68.1
1940	64	50.6
1941	52	50.6
1942	42	50.6
1943	62	50.6
1944	34	50.6
1945	48	50.6
1946	38	50.6
1947	54	50.6
1948	50	50.6
1949	62	50.6
1950	36	48.2
1951	28	48.2
1952	63	48.2
1953	42	48.2
1954	55	48.2
1955	61	48.2
1956	48	48.2
1957	42	48.2
1958	40	48.2
1959	67	48.2
1960	58	49.1
1961	66	49.1
1962	29	49.1
1963	59	49.1
1964	49	49.1
1965	27	49.1
1966	62	49.1
1967	46	49.1
1968	40	49.1
1969	55	49.1
1970	73	51.3
1971	51	51.3
1972	38	51.3
1973	49	51.3
1974	52	51.3
1975	47	51.3
1976	57	51.3
1977	48	51.3
1978	51	51.3
1979	47	51.3
1980	59	63.1
1981	55	63.1
1982	42	63.1
1983	70	63.1
1984	63	63.1
1985	64	63.1
1986	61	63.1
1987	71	63.1
1988	83	63.1
1989	63	63.1
1990	63	43.3
1991	53	43.3
1992	44	43.3
1993	9	43.3
1994	55	43.3
1995	46	43.3
1997	41	43.3
1998	46	43.3
1999	33	43.3
2004	31	39.7
2005	57	39.7
2008	31	39.7

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

First to last qualifying date each year at Colony
Year	First date	Last date
1915	1915-07-12	1915-09-01
1916	1916-05-06	1916-09-30
1917	1917-05-15	1917-09-23
1918	1918-05-04	1918-09-22
1919	1919-05-24	1919-09-15
1920	1920-06-08	1920-10-05
1921	1921-06-11	1921-09-25
1922	1922-06-04	1922-10-04
1923	1923-05-26	1923-09-21
1924	1924-06-21	1924-09-23
1925	1925-05-19	1925-09-16
1926	1926-04-30	1926-08-31
1927	1927-06-23	1927-09-10
1928	1928-05-06	1928-09-18
1929	1929-05-22	1929-09-14
1930	1930-06-20	1930-09-22
1931	1931-05-14	1931-09-29
1932	1932-05-12	1932-09-30
1933	1933-05-31	1933-09-29
1934	1934-05-05	1934-10-07
1935	1935-06-13	1935-09-23
1936	1936-04-18	1936-09-22
1938	1938-04-30	1938-10-02
1939	1939-04-30	1939-09-22
1940	1940-05-11	1940-09-16
1941	1941-05-13	1941-09-19
1942	1942-07-03	1942-09-10
1943	1943-05-27	1943-09-27
1944	1944-05-13	1944-09-25
1945	1945-06-21	1945-09-06
1946	1946-06-06	1946-09-16
1947	1947-07-02	1947-10-05
1948	1948-05-17	1948-09-26
1949	1949-04-29	1949-09-24
1950	1950-06-05	1950-09-07
1951	1951-05-28	1951-08-29
1952	1952-04-26	1952-09-27
1953	1953-06-12	1953-10-01
1954	1954-05-20	1954-09-26
1955	1955-05-01	1955-10-10
1956	1956-06-04	1956-09-26
1957	1957-06-04	1957-10-02
1958	1958-05-11	1958-09-23
1959	1959-06-05	1959-09-14
1960	1960-05-12	1960-09-20
1961	1961-05-10	1961-09-17
1962	1962-04-24	1962-09-07
1963	1963-06-13	1963-10-05
1964	1964-05-17	1964-09-17
1965	1965-07-04	1965-10-09
1966	1966-05-04	1966-09-20
1967	1967-07-05	1967-09-30
1968	1968-06-02	1968-09-14
1969	1969-05-26	1969-09-20
1970	1970-05-17	1970-10-05
1971	1971-06-14	1971-09-13
1972	1972-05-16	1972-09-18
1973	1973-06-07	1973-10-01
1974	1974-06-13	1974-09-26
1975	1975-06-24	1975-10-06
1976	1976-06-02	1976-10-02
1977	1977-05-24	1977-09-14
1978	1978-06-09	1978-09-25
1979	1979-05-16	1979-09-28
1980	1980-04-20	1980-09-30
1981	1981-04-24	1981-09-25
1982	1982-07-01	1982-09-10
1983	1983-05-27	1983-09-27
1984	1984-05-20	1984-09-19
1985	1985-05-02	1985-09-16
1986	1986-05-03	1986-08-30
1987	1987-04-18	1987-10-03
1988	1988-05-17	1988-09-17
1989	1989-04-22	1989-09-30
1990	1990-06-10	1990-10-05
1991	1991-06-11	1991-10-16
1992	1992-05-06	1992-10-02
1993	1993-06-20	1993-10-06
1994	1994-04-18	1994-09-28
1995	1995-06-13	1995-09-15
1997	1997-05-31	1997-10-07
1998	1998-06-30	1998-09-19
1999	1999-07-07	1999-09-17
2004	2004-06-07	2004-09-19
2005	2005-06-06	2005-10-01
2008	2008-07-01	2008-09-25

Every Fixed Threshold

Fixed thresholds at Colony
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	86	85	1936	31
35 C (95 F): Days	85	49	1988	4
40 C (104 F): Days	42	13	1936	2
90 F (32.2 C): Days	86	74	1988	15
100 F (37.8 C): Days	69	28	1988	1
110 F (43.3 C): Days	4	2	1931	1
0 C (32 F): Ice days (max	86	76	1955	37
0 C (32 F): Frost days (min	88	194	1936	151
-10 C (14 F): Days with min	88	93	1955	57
-20 C (-4 F): Days with min	88	43	1916	9
-30 C (-22 F): Days with min	38	10	1916	1
20 C (68 F): Tropical nights (min	76	14	1988	1
25 C (77 F): Days with min	6	2	1919	1
10 mm (0.39 in): Days with 10 mm or more rain	95	23	1923	2
25 mm (0.98 in): Days with 25 mm or more rain	82	9	1946	1
50 mm (1.97 in): Days with 50 mm or more rain	19	3	1993	1
10 cm (3.9 in): Days with 10 cm or more snowfall	84	10	1927	2
25 cm (9.8 in): Days with 25 cm or more snowfall	21	3	1919	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1919	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

Download the Data

Data for Colony 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Colony Threshold Days by Year (USC00481905)

Key Facts for Colony Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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