Juneau May 18 Weather Records

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

May 18 All-Time Records 1890–2023
Highest temperature	76 °F	2023
Lowest temperature	27 °F	1965
Lowest daily high	43 °F	1973
Highest daily low	60 °F	1906
Most precipitation	1.1 inches	1949
Most snow	none	-

May 18 All-Time Records
1890–2023

Highest temperature

76 °F

27 °F

43 °F

Highest daily low

60 °F

1906

Most precipitation

1.1 inches

1949

Most snow

none

May 18 Average Weather 1991–2020 ¹
Average high	58.2 °F
Average low	41.0 °F
Chance precipitation	50.9%
Chance snow	0%

May 18 Average Weather
1991–2020 ¹

Average high

58.2 °F

Average low

41.0 °F

Chance precipitation

50.9%

Chance snow

Juneau May 18 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	76	41	0.00	0.0
2022	63	36	0.00	0.0
2021	63	33	0.00	0.0
2020	55	45	0.02	0.0
2019	64	44	0.01	0.0
2018	74	40	0.00	0.0
2017	53	45	0.20	0.0
2016	59	40	0.05	0.0
2015	73	44	0.00	0.0
2014	61	49	0.00	0.0
2013	48	38	0.38	0.0
2012	48	41	0.12	0.0
2011	50	45	0.02	0.0
2010	64	47	0.01	0.0
2009	60	33	0.00	0.0
2008	52	35	0.00	0.0
2007	60	32	0.00	0.0
2006	53	44	0.10	0.0
2005	73	36	0.00	0.0
2004	62	43	0.00	0.0
2003	60	33	0.00	0.0
2002	63	46	0.00	0.0
2001	55	40	0.12	0.0
2000	51	44	0.36	0.0
1999	49	43	0.26	0.0
1998	56	47	0.03	0.0
1997	57	41	0.03	0.0
1996	66	37	0.00	0.0
1995	49	41	0.22	0.0
1994	59	46	0.00	0.0
1993	65	42	0.00	0.0
1992	53	29	0.00	0.0
1991	51	38	0.04	0.0
1990	53	45	0.01	0.0
1989	53	34	0.00	0.0
1988	50	42	0.19	0.0
1987	59	36	0.00	0.0
1986	47	37	0.00	0.0
1985	55	37	0.00	0.0
1984	56	47	0.01	0.0
1983	46	42	0.31	0.0
1982	48	44	0.41	0.0
1981	58	47	0.05	0.0
1980	52	43	0.02	0.0
1979	49	41	0.11	0.0
1978	47	42	0.25	0.0
1977	71	36	0.00	0.0
1976	47	39	0.02	0.0
1975	54	35	0.00	0.0
1974	50	38	0.01	0.0
1973	43	40	0.39	0.0
1972	48	35	0.25	0.0
1971	53	41	0.11	0.0
1970	59	35	0.03	0.0
1969	73	35	0.00	0.0
1968	68	38	0.00	0.0
1967	43	37	0.28	0.0
1966	46	39	0.44	0.0
1965	54	27	0.00	0.0
1964	52	39	0.02	0.0
1963	74	35	0.00	0.0
1962	60	32	0.00	0.0
1961	53	46	0.14	0.0
1960	51	40	0.03	0.0
1959	56	42	0.06	0.0
1958	65	43	0.00	0.0
1957	66	50	0.00	0.0
1956	61	42	0.22	0.0
1955	48	38	0.19	0.0
1954	68	43	0.05	0.0
1953	68	46	0.00	0.0
1952	57	44	0.09	0.0
1951	49	43	0.25	0.0
1950	48	43	0.03	0.0
1949	46	40	1.06	0.0
1948	49	41	0.01	0.0
1947	51	34	0.05	0.0
1946	52	36	0.00	0.0
1945	70	48	0.00	0.0
1944	57	47	0.18	0.0
1916	60	44	n/a	n/a
1915	74	57	n/a	n/a
1914	50	41	0.09	n/a
1913	57	45	0.00	n/a
1912	57	43	0.00	0.0
1911	57	37	0.00	0.0
1910	47	39	0.29	0.0
1909	58	40	0.02	0.0
1908	67	41	0.05	0.0
1907	66	55	0.00	0.0
1906	72	60	0.00	n/a
1905	53	43	0.10	n/a
1904	53	41	0.54	0.0
1903	60	41	0.34	0.0
1902	48	44	0.08	0.0
1901	59	38	0.26	n/a
1900	49	42	0.03	n/a
1899	68	45	0.00	n/a
1891	55	38	0.28	n/a
1890	54	44	0.33	0.0

What's the all-time high for Juneau on 5/18?

For the date of May 18, the highest temperature ever reached in Juneau history is 76 °F which happened in 2023.

Highest Temperatures in Juneau on May 18

Rank	Temperature	Year
1	76 °F	2023
2	74 °F	1915
2	74 °F	1963
2	74 °F	2018
5	73 °F	1969
5	73 °F	2015
5	73 °F	2005
8	72 °F	1906
9	71 °F	1977
10	70 °F	1945

What's the all-time low for Juneau on 5/18?

For the date of May 18, the lowest temperature ever reached in Juneau history is 27 °F which happened in 1965.

Lowest Temperatures in Juneau on May 18

Rank	Temperature	Year
1	27 °F	1965
2	29 °F	1992
3	32 °F	1962
3	32 °F	2007
5	33 °F	2003
5	33 °F	2009
5	33 °F	2021
8	34 °F	1989
8	34 °F	1947
10	35 °F	1969
10	35 °F	1963
10	35 °F	1970
10	35 °F	2008
10	35 °F	1972
10	35 °F	1975

Lowest High Temperatures in Juneau on May 18

Rank	Temperature	Year
1	43 °F	1967
1	43 °F	1973
3	46 °F	1966
3	46 °F	1949
3	46 °F	1983
6	47 °F	1986
6	47 °F	1978
6	47 °F	1976
6	47 °F	1910
10	48 °F	1902
10	48 °F	1982
10	48 °F	2013
10	48 °F	1972
10	48 °F	1955
10	48 °F	1950
10	48 °F	2012

What's the most it has ever rained in Juneau on 5/18?

For the date of May 18, the most precipitation ever recorded in Juneau history is 1.06 inches which happened in 1949.

All-Time Most Precipitation in Juneau on May 18

Rank	Precipitation	Year
1	1.06 inches	1949
2	0.54 inches	1904
3	0.44 inches	1966
4	0.41 inches	1982
5	0.39 inches	1973
6	0.38 inches	2013
7	0.36 inches	2000
8	0.34 inches	1903
9	0.33 inches	1890
10	0.31 inches	1983

Weather Station Details

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