Kotzebue AP Threshold Days by Year (USW00026616)

10 fixed thresholds counted per year at Kotzebue AP (USW00026616): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kotzebue AP Thresholds

Kotzebue AP: days with a maximum temperature at or below 0 C (32 F) in 93 years, most in 1992 with 232.
Kotzebue AP: nights with a minimum temperature at or below 0 C (32 F) in 92 years, most in 1975 with 276.
Kotzebue AP: nights with a minimum temperature at or below -10 C (14 F) in 92 years, most in 1999 with 200.
Kotzebue AP: nights with a minimum temperature at or below -20 C (-4 F) in 92 years, most in 1956 with 139.
10 fixed thresholds have at least one qualifying day at Kotzebue AP.

Nights at or below 0 C (32 F)

92 years with a qualifying day

Days per year at Kotzebue AP with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 276 in 1975.

Nights at or below 0 C (32 F) per year at Kotzebue AP
Year	Days	Decade average
1898	237	237
1900	231	231
1929	247	247
1931	228	224
1936	212	224
1937	235	224
1938	221	224
1941	259	252.8
1942	243	252.8
1943	244	252.8
1944	252	252.8
1945	255	252.8
1946	255	252.8
1947	246	252.8
1948	265	252.8
1949	256	252.8
1950	245	249.9
1951	245	249.9
1952	257	249.9
1953	247	249.9
1954	249	249.9
1955	258	249.9
1956	257	249.9
1957	243	249.9
1958	241	249.9
1959	257	249.9
1960	268	249.9
1961	240	249.9
1962	254	249.9
1963	242	249.9
1964	261	249.9
1965	242	249.9
1966	253	249.9
1967	247	249.9
1968	264	249.9
1969	228	249.9
1970	260	251.4
1971	252	251.4
1972	247	251.4
1973	258	251.4
1974	254	251.4
1975	276	251.4
1976	248	251.4
1977	241	251.4
1978	236	251.4
1979	242	251.4
1980	245	244.9
1981	245	244.9
1982	240	244.9
1983	244	244.9
1984	247	244.9
1985	258	244.9
1986	251	244.9
1987	247	244.9
1988	241	244.9
1989	231	244.9
1990	233	240.8
1991	236	240.8
1992	273	240.8
1993	236	240.8
1994	247	240.8
1995	223	240.8
1996	251	240.8
1997	226	240.8
1998	228	240.8
1999	255	240.8
2000	259	240.3
2001	251	240.3
2002	227	240.3
2003	239	240.3
2004	230	240.3
2005	239	240.3
2006	233	240.3
2007	244	240.3
2008	245	240.3
2009	236	240.3
2010	249	228.2
2011	234	228.2
2012	246	228.2
2013	234	228.2
2014	223	228.2
2015	222	228.2
2016	212	228.2
2017	222	228.2
2018	212	228.2
2020	226	231.9
2021	249	231.9
2022	245	231.9
2023	246	231.9
2024	250	231.9
2025	247	231.9
2026	160	231.9

For each year, a bar from the first to the last day at Kotzebue AP meeting 0 C (32 F).

First to last qualifying date each year at Kotzebue AP
Year	First date	Last date
1898	1898-01-01	1898-12-31
1900	1900-01-01	1900-12-29
1929	1929-01-02	1929-12-31
1931	1931-01-01	1931-12-31
1936	1936-01-02	1936-12-31
1937	1937-01-02	1937-12-31
1938	1938-01-01	1938-12-31
1941	1941-01-01	1941-12-31
1942	1942-01-01	1942-12-31
1943	1943-01-01	1943-12-31
1944	1944-01-01	1944-12-31
1945	1945-01-01	1945-12-31
1946	1946-01-01	1946-12-31
1947	1947-01-01	1947-12-31
1948	1948-01-01	1948-12-31
1949	1949-01-01	1949-12-31
1950	1950-01-01	1950-12-31
1951	1951-01-01	1951-12-31
1952	1952-01-01	1952-12-31
1953	1953-01-01	1953-12-31
1954	1954-01-01	1954-12-31
1955	1955-01-01	1955-12-31
1956	1956-01-01	1956-12-31
1957	1957-01-01	1957-12-31
1958	1958-01-01	1958-12-31
1959	1959-01-01	1959-12-31
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-31
1963	1963-01-01	1963-12-31
1964	1964-01-01	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-31
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-31
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-01	1984-12-31
1985	1985-01-01	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-31
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-31
1992	1992-01-01	1992-12-31
1993	1993-01-01	1993-12-31
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-31
1996	1996-01-01	1996-12-31
1997	1997-01-01	1997-12-31
1998	1998-01-01	1998-12-31
1999	1999-01-01	1999-12-31
2000	2000-01-01	2000-12-31
2001	2001-01-01	2001-12-31
2002	2002-01-01	2002-12-31
2003	2003-01-01	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-31
2006	2006-01-01	2006-12-31
2007	2007-01-01	2007-12-31
2008	2008-01-01	2008-12-31
2009	2009-01-01	2009-12-31
2010	2010-01-01	2010-12-31
2011	2011-01-01	2011-12-31
2012	2012-01-01	2012-12-31
2013	2013-01-01	2013-12-31
2014	2014-01-01	2014-12-31
2015	2015-01-01	2015-12-31
2016	2016-01-01	2016-12-31
2017	2017-01-01	2017-12-31
2018	2018-01-01	2018-12-31
2020	2020-01-01	2020-12-31
2021	2021-01-01	2021-12-31
2022	2022-01-01	2022-12-31
2023	2023-01-01	2023-12-31
2024	2024-01-01	2024-12-31
2025	2025-01-01	2025-12-31
2026	2026-01-01	2026-10-14

Every Fixed Threshold

Fixed thresholds at Kotzebue AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	93	232	1992	120
0 C (32 F): Frost days (min	92	276	1975	160
-10 C (14 F): Days with min	92	200	1999	102
-20 C (-4 F): Days with min	92	139	1956	73
-30 C (-22 F): Days with min	91	70	1956	21
-40 C (-40 F): Days with min	43	13	1929	2
10 mm (0.39 in): Days with 10 mm or more rain	82	14	2009	4
25 mm (0.98 in): Days with 25 mm or more rain	12	1	1944	1
10 cm (3.9 in): Days with 10 cm or more snowfall	38	11	2009	6
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	2017	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

Data for Kotzebue AP 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Kotzebue AP Threshold Days by Year (USW00026616)

Key Facts for Kotzebue AP Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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