Juneau October 21 Weather Records

Daily averages and all-time records for weather in Juneau, Alaska for the date of October 21.

October 21 All-Time Records 1890–2023
Highest temperature	54 °F	1957
Lowest temperature	24 °F	2020
Lowest daily high	35 °F	1970
Highest daily low	47 °F	2006
Most precipitation	2.3 inches	1953
Most snow	2.0 inches	1908

October 21 All-Time Records
1890–2023

Highest temperature

54 °F

24 °F

35 °F

Highest daily low

47 °F

2.3 inches

2.0 inches

October 21 Average Weather 1991–2020 ¹
Average high	45.7 °F
Average low	36.2 °F
Chance precipitation	73.9%
Chance snow	3.9%

October 21 Average Weather
1991–2020 ¹

Average high

45.7 °F

Average low

36.2 °F

Chance precipitation

73.9%

Chance snow

3.9%

Juneau October 21 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2022	47	42	0.25	0.0
2021	48	36	0.06	0.0
2020	37	24	0.00	0.0
2019	41	28	0.00	0.0
2018	53	45	0.06	0.0
2017	43	37	0.01	0.0
2016	47	38	0.06	0.0
2015	50	44	0.61	0.0
2014	53	36	0.02	0.0
2013	49	33	0.00	0.0
2012	39	31	0.00	0.0
2011	44	29	0.05	0.0
2010	46	29	0.00	0.0
2009	49	41	0.28	0.0
2008	46	39	0.69	0.0
2007	45	33	0.34	0.0
2006	52	47	1.17	0.0
2005	47	38	0.37	0.0
2004	38	30	0.29	0.0
2003	49	28	0.07	0.0
2002	51	46	1.95	0.0
2001	41	39	0.33	0.0
2000	46	39	0.41	0.0
1999	51	37	0.99	0.0
1998	43	41	0.57	0.0
1997	44	34	0.19	0.0
1996	36	28	0.02	0.0
1995	44	38	0.07	0.0
1994	46	38	0.24	0.0
1993	49	42	0.10	0.0
1992	50	43	0.04	0.0
1991	39	26	0.00	0.0
1990	43	39	0.44	0.0
1989	49	31	0.00	0.0
1988	43	38	0.30	0.0
1987	45	36	0.00	0.0
1986	51	44	0.32	0.0
1985	39	26	0.00	0.0
1984	47	34	0.21	0.0
1983	48	40	0.04	0.0
1982	44	37	0.19	0.0
1981	45	39	0.00	0.0
1980	48	41	0.08	0.0
1979	47	36	0.00	0.0
1978	45	42	0.26	0.0
1977	50	42	0.21	0.0
1976	49	32	0.00	0.0
1975	45	38	0.03	0.0
1974	45	41	0.71	0.0
1973	44	32	0.00	0.0
1972	44	27	0.05	0.0
1971	46	38	0.08	0.0
1970	35	26	0.01	0.0
1969	48	34	0.00	0.0
1968	45	41	0.31	0.0
1967	44	38	0.16	0.0
1966	40	27	0.00	0.0
1965	49	40	0.16	0.0
1964	52	37	0.32	0.0
1963	53	42	0.18	0.0
1962	47	38	0.13	0.0
1961	40	30	0.05	0.0
1960	52	40	0.22	0.0
1959	43	34	0.78	0.0
1958	51	40	0.78	0.0
1957	54	39	0.00	0.0
1956	43	35	0.97	0.0
1955	44	34	0.18	0.0
1954	46	40	0.58	0.0
1953	51	43	2.33	0.0
1952	51	39	0.04	0.0
1951	39	33	0.00	0.0
1950	43	36	1.38	0.0
1949	48	42	2.05	0.0
1948	44	40	0.16	0.0
1947	46	35	0.01	0.0
1946	42	39	0.11	0.0
1945	49	43	0.05	0.0
1944	45	39	0.75	0.0
1943	50	36	0.00	0.0
1916	50	42	0.08	0.0
1915	41	32	n/a	n/a
1914	53	39	0.20	n/a
1913	44	41	0.90	n/a
1912	45	33	0.00	n/a
1911	48	46	0.85	0.0
1909	43	37	0.08	0.0
1908	43	40	0.20	2.0
1907	51	37	0.15	0.0
1906	49	46	1.40	n/a
1905	46	42	0.78	0.0
1904	50	33	0.85	n/a
1902	46	39	0.21	0.0
1901	49	43	0.05	n/a
1900	38	31	0.00	0.0
1899	38	30	0.20	n/a
1896	53	44	0.24	n/a

What's the all-time high for Juneau on 10/21?

For the date of Oct 21, the highest temperature ever reached in Juneau history is 54 °F which happened in 1957.

Highest Temperatures in Juneau on October 21

Rank	Temperature	Year
1	54 °F	1957
2	53 °F	1914
2	53 °F	2018
2	53 °F	1963
2	53 °F	2014
2	53 °F	1896
7	52 °F	1964
7	52 °F	1960
7	52 °F	2006
10	51 °F	2002
10	51 °F	1958
10	51 °F	1952
10	51 °F	1953
10	51 °F	1986
10	51 °F	1907
10	51 °F	1999

What's the all-time low for Juneau on 10/21?

For the date of Oct 21, the lowest temperature ever reached in Juneau history is 24 °F which happened in 2020.

Lowest Temperatures in Juneau on October 21

Rank	Temperature	Year
1	24 °F	2020
2	26 °F	1991
2	26 °F	1985
2	26 °F	1970
5	27 °F	1966
5	27 °F	1972
7	28 °F	2019
7	28 °F	2003
7	28 °F	1996
10	29 °F	2011
10	29 °F	2010

Lowest High Temperatures in Juneau on October 21

Rank	Temperature	Year
1	35 °F	1970
2	36 °F	1996
3	37 °F	2020
4	38 °F	1900
4	38 °F	2004
4	38 °F	1899
7	39 °F	1951
7	39 °F	2012
7	39 °F	1991
7	39 °F	1985

What's the most it has ever rained in Juneau on 10/21?

For the date of Oct 21, the most precipitation ever recorded in Juneau history is 2.33 inches which happened in 1953.

All-Time Most Precipitation in Juneau on October 21

Rank	Precipitation	Year
1	2.33 inches	1953
2	2.05 inches	1949
3	1.95 inches	2002
4	1.40 inches	1906
5	1.38 inches	1950
6	1.17 inches	2006
7	0.99 inches	1999
8	0.97 inches	1956
9	0.90 inches	1913
10	0.85 inches	1904
10	0.85 inches	1911

All-Time Most Snow in Juneau on October 21

Rank	Precipitation	Year
1	2.0 inches	1908

Weather Station Details

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