Juneau AP Threshold Days by Year (USW00025309)

14 fixed thresholds counted per year at Juneau AP (USW00025309): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Juneau AP Thresholds

Juneau AP: days with a maximum temperature at or below 0 C (32 F) in 79 years, most in 1951 with 85.
Juneau AP: nights with a minimum temperature at or below 0 C (32 F) in 79 years, most in 1972 with 187.
Juneau AP: nights with a minimum temperature at or below -10 C (14 F) in 79 years, most in 1950 with 67.
Juneau AP: days with 10 mm (0.39 in) or more of precipitation in 78 years, most in 2022 with 88.
14 fixed thresholds have at least one qualifying day at Juneau AP.

Nights at or below 0 C (32 F)

79 years with a qualifying day

Days per year at Juneau AP with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 187 in 1972.

Nights at or below 0 C (32 F) per year at Juneau AP
Year	Days	Decade average
1942	128	134.5
1949	141	134.5
1950	181	152.4
1951	158	152.4
1952	125	152.4
1953	130	152.4
1954	155	152.4
1955	173	152.4
1956	161	152.4
1957	161	152.4
1958	142	152.4
1959	138	152.4
1960	129	152
1961	145	152
1962	147	152
1963	130	152
1964	132	152
1965	171	152
1966	178	152
1967	177	152
1968	161	152
1969	150	152
1970	151	144.9
1971	181	144.9
1972	187	144.9
1973	163	144.9
1974	141	144.9
1975	163	144.9
1976	102	144.9
1977	94	144.9
1978	127	144.9
1979	140	144.9
1980	117	119.3
1981	112	119.3
1982	151	119.3
1983	146	119.3
1984	106	119.3
1985	129	119.3
1986	111	119.3
1987	83	119.3
1988	100	119.3
1989	138	119.3
1990	141	122
1991	114	122
1992	113	122
1993	107	122
1994	128	122
1995	121	122
1996	152	122
1997	106	122
1998	130	122
1999	108	122
2000	113	134.8
2001	117	134.8
2002	134	134.8
2003	148	134.8
2004	132	134.8
2005	114	134.8
2006	158	134.8
2007	142	134.8
2008	136	134.8
2009	154	134.8
2010	131	128
2011	141	128
2012	159	128
2013	138	128
2014	113	128
2015	108	128
2016	99	128
2017	139	128
2018	140	128
2019	112	128
2020	133	115.4
2021	133	115.4
2022	113	115.4
2023	115	115.4
2024	128	115.4
2025	101	115.4
2026	85	115.4

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

First to last qualifying date each year at Juneau AP
Year	First date	Last date
1942	1942-01-01	1942-12-31
1949	1949-01-01	1949-12-31
1950	1950-01-01	1950-12-30
1951	1951-01-01	1951-12-31
1952	1952-01-01	1952-12-30
1953	1953-01-02	1953-12-21
1954	1954-01-02	1954-12-31
1955	1955-01-01	1955-12-28
1956	1956-01-01	1956-12-23
1957	1957-01-05	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	1961-12-30
1962	1962-01-06	1962-12-31
1963	1963-01-01	1963-12-28
1964	1964-01-05	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	1969-12-26
1970	1970-01-02	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	1981-01-02	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-05	1984-12-31
1985	1985-01-01	1985-12-28
1986	1986-01-02	1986-12-27
1987	1987-01-02	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	1991-12-29
1992	1992-01-03	1992-12-31
1993	1993-01-01	1993-12-31
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-18
1996	1996-01-02	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	2003-01-02	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-31
2006	2006-01-01	2006-12-28
2007	2007-01-04	2007-12-31
2008	2008-01-01	2008-12-31
2009	2009-01-01	2009-12-31
2010	2010-01-01	2010-12-30
2011	2011-01-05	2011-12-31
2012	2012-01-01	2012-12-29
2013	2013-01-02	2013-12-31
2014	2014-01-10	2014-12-30
2015	2015-01-01	2015-12-30
2016	2016-01-03	2016-12-31
2017	2017-01-01	2017-12-31
2018	2018-01-01	2018-12-30
2019	2019-01-03	2019-12-22
2020	2020-01-01	2020-12-31
2021	2021-01-01	2021-12-31
2022	2022-01-01	2022-12-31
2023	2023-01-03	2023-12-31
2024	2024-01-01	2024-12-31
2025	2025-01-01	2025-12-31
2026	2026-01-01	2026-10-10

Every Fixed Threshold

Fixed thresholds at Juneau AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	2	1	1969	1
90 F (32.2 C): Days	1	1	1975	1
0 C (32 F): Ice days (max	79	85	1951	34
0 C (32 F): Frost days (min	79	187	1972	85
-10 C (14 F): Days with min	79	67	1950	20
-20 C (-4 F): Days with min	41	21	1969	4
-30 C (-22 F): Days with min	2	1	1968	1
10 mm (0.39 in): Days with 10 mm or more rain	78	88	2022	34
25 mm (0.98 in): Days with 25 mm or more rain	78	20	2015	8
50 mm (1.97 in): Days with 50 mm or more rain	36	4	2022	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	2020	1
10 cm (3.9 in): Days with 10 cm or more snowfall	75	17	1971	17
25 cm (9.8 in): Days with 25 cm or more snowfall	42	7	1994	4
50 cm (19.7 in): Days with 50 cm or more snowfall	4	1	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

Data for Juneau 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).

Juneau AP Threshold Days by Year (USW00025309)

Key Facts for Juneau AP Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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