Juneau December 18 Weather Records

Daily averages and all-time records for weather in Juneau, Alaska for the date of December 18.

December 18 All-Time Records 1890–2023
Highest temperature	48 °F	1954
Lowest temperature	1 °F	1990
Lowest daily high	10 °F	1961
Highest daily low	44 °F	1910
Most precipitation	2.4 inches	1899
Most snow	18.3 inches	1894

December 18 All-Time Records
1890–2023

Highest temperature

48 °F

1 °F

10 °F

Highest daily low

44 °F

2.4 inches

18.3 inches

December 18 Average Weather 1991–2020 ¹
Average high	34.7 °F
Average low	26.1 °F
Chance precipitation	69.5%
Chance snow	32.2%

December 18 Average Weather
1991–2020 ¹

Average high

34.7 °F

Average low

26.1 °F

Chance precipitation

69.5%

Chance snow

32.2%

Juneau December 18 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2022	18	10	0.00	0.0
2021	20	8	0.00	0.0
2020	42	34	0.09	0.0
2019	41	37	0.15	0.0
2018	43	30	0.31	0.0
2017	33	23	0.00	0.0
2016	37	33	0.59	0.0
2015	35	29	0.00	0.3
2014	39	30	0.00	0.0
2013	20	5	0.00	0.0
2012	18	9	0.00	0.0
2011	37	32	0.66	0.0
2010	20	7	0.00	0.0
2009	43	24	0.23	0.4
2008	19	6	0.00	0.0
2007	27	19	0.04	1.2
2006	40	33	0.20	0.0
2005	36	24	0.00	0.0
2004	45	32	1.35	1.4
2003	41	32	0.66	1.0
2002	38	26	0.03	0.0
2001	22	11	0.02	1.2
2000	39	35	0.40	0.0
1999	32	11	0.01	0.5
1998	25	13	0.00	0.0
1997	38	32	0.05	0.5
1996	40	37	0.07	0.0
1995	39	31	0.58	0.6
1994	43	35	0.26	0.0
1993	45	39	0.15	0.0
1992	25	14	0.23	3.4
1991	36	30	0.64	6.1
1990	11	1	0.00	0.0
1989	35	32	0.18	0.4
1988	34	25	0.00	0.0
1987	38	34	0.09	0.3
1986	34	31	0.00	0.0
1985	44	34	1.76	0.0
1984	34	25	0.26	2.5
1983	15	1	0.00	0.0
1982	28	18	0.00	0.0
1981	43	29	0.52	0.0
1980	12	2	0.00	0.0
1979	41	26	0.31	0.0
1978	35	19	0.19	4.2
1977	31	22	0.03	0.8
1976	30	15	0.00	0.0
1975	41	34	0.99	0.0
1974	35	31	0.40	1.0
1973	41	31	0.06	0.1
1972	25	21	0.00	0.1
1971	39	32	0.03	0.0
1970	21	9	0.00	0.0
1969	43	32	0.00	0.0
1968	30	21	0.05	1.5
1967	27	13	0.00	0.0
1966	38	31	0.05	0.0
1965	36	30	0.09	5.0
1964	26	4	0.00	0.0
1963	34	25	0.08	1.1
1962	38	31	0.00	0.0
1961	10	6	0.00	0.4
1960	30	17	0.00	0.0
1959	41	35	0.62	n/a
1958	43	37	0.51	0.0
1957	31	25	0.06	n/a
1956	35	25	0.55	n/a
1955	19	14	0.00	0.0
1954	48	42	0.30	0.0
1953	40	34	0.12	0.0
1952	30	27	0.00	0.0
1951	17	13	0.00	n/a
1950	35	30	0.00	n/a
1949	23	13	0.00	0.0
1948	39	33	2.21	n/a
1947	40	34	0.14	0.0
1946	40	34	0.73	n/a
1945	30	23	0.00	n/a
1944	38	32	0.00	0.0
1943	39	32	0.32	n/a
1916	n/a	33	0.66	n/a
1915	36	32	0.73	n/a
1914	34	29	0.28	n/a
1913	36	26	n/a	n/a
1912	35	29	0.00	n/a
1911	36	30	0.10	n/a
1910	46	44	0.27	n/a
1909	47	32	0.00	n/a
1908	36	27	0.23	0.0
1907	41	37	0.00	0.0
1906	41	35	0.00	0.0
1905	45	35	0.10	n/a
1904	45	40	0.70	n/a
1902	30	28	0.00	n/a
1901	43	36	1.25	0.0
1900	39	25	0.05	1.0
1899	43	29	2.41	1.0
1898	42	36	0.05	n/a
1896	39	32	0.00	n/a
1894	38	29	1.83	18.3

What's the all-time high for Juneau on 12/18?

For the date of Dec 18, the highest temperature ever reached in Juneau history is 48 °F which happened in 1954.

Highest Temperatures in Juneau on December 18

Rank	Temperature	Year
1	48 °F	1954
2	47 °F	1909
3	46 °F	1910
4	45 °F	1905
4	45 °F	1904
4	45 °F	1993
4	45 °F	2004
8	44 °F	1985
9	43 °F	1901
9	43 °F	1899
9	43 °F	1958
9	43 °F	1969
9	43 °F	2009
9	43 °F	1981
9	43 °F	2018
9	43 °F	1994

What's the all-time low for Juneau on 12/18?

For the date of Dec 18, the lowest temperature ever reached in Juneau history is 1 °F which has happened 2 times, most recently in 1990.

Lowest Temperatures in Juneau on December 18

Rank	Temperature	Year
1	1 °F	1983
1	1 °F	1990
3	2 °F	1980
4	4 °F	1964
5	5 °F	2013
6	6 °F	2008
6	6 °F	1961
8	7 °F	2010
9	8 °F	2021
10	9 °F	2012
10	9 °F	1970

Lowest High Temperatures in Juneau on December 18

Rank	Temperature	Year
1	10 °F	1961
2	11 °F	1990
3	12 °F	1980
4	15 °F	1983
5	17 °F	1951
6	18 °F	2012
6	18 °F	2022
8	19 °F	2008
8	19 °F	1955
10	20 °F	2021
10	20 °F	2010
10	20 °F	2013

What's the most it has ever rained in Juneau on 12/18?

For the date of Dec 18, the most precipitation ever recorded in Juneau history is 2.41 inches which happened in 1899.

All-Time Most Precipitation in Juneau on December 18

Rank	Precipitation	Year
1	2.41 inches	1899
2	2.21 inches	1948
3	1.83 inches	1894
4	1.76 inches	1985
5	1.35 inches	2004
6	1.25 inches	1901
7	0.99 inches	1975
8	0.73 inches	1915
8	0.73 inches	1946
10	0.70 inches	1904

All-Time Most Snow in Juneau on December 18

Rank	Precipitation	Year
1	18.3 inches	1894
2	6.1 inches	1991
3	5.0 inches	1965
4	4.2 inches	1978
5	3.4 inches	1992
6	2.5 inches	1984
7	1.5 inches	1968
8	1.4 inches	2004
9	1.2 inches	2007
9	1.2 inches	2001

Weather Station Details

Years	Station	Coordinates
1960–2023	Juneau International Airport	location
1890–1959	Downtown Juneau	location