Juneau September 30 Weather Records

Daily averages and all-time records for weather in Juneau, Alaska for the date of September 30.

September 30 All-Time Records 1890–2023
Highest temperature	63 °F	2018
Lowest temperature	28 °F	1996
Lowest daily high	41 °F	2000
Highest daily low	53 °F	2022
Most precipitation	3.5 inches	1901
Most snow	none	-

September 30 All-Time Records
1890–2023

Highest temperature

63 °F

28 °F

41 °F

Highest daily low

53 °F

2022

Most precipitation

3.5 inches

1901

Most snow

none

September 30 Average Weather 1991–2020 ¹
Average high	51.9 °F
Average low	41.4 °F
Chance precipitation	76.6%
Chance snow	0.3%

September 30 Average Weather
1991–2020 ¹

Average high

51.9 °F

Average low

41.4 °F

Chance precipitation

76.6%

Chance snow

0.3%

Juneau September 30 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2022	57	53	1.81	0.0
2021	50	43	0.28	0.0
2020	54	39	0.23	0.0
2019	51	44	0.62	0.0
2018	63	31	0.00	0.0
2017	52	36	0.00	0.0
2016	58	42	0.00	0.0
2015	50	42	0.14	0.0
2014	51	38	0.72	0.0
2013	60	37	0.01	0.0
2012	49	38	0.07	0.0
2011	50	42	0.19	0.0
2010	53	43	0.00	0.0
2009	45	42	0.68	0.0
2008	62	52	0.11	0.0
2007	51	43	0.16	0.0
2006	49	41	0.25	0.0
2005	50	44	0.12	0.0
2004	50	48	0.04	0.0
2003	61	40	0.00	0.0
2002	48	32	0.00	0.0
2001	49	46	0.77	0.0
2000	41	30	0.11	0.0
1999	48	44	0.40	0.0
1998	53	45	0.59	0.0
1997	60	36	0.00	0.0
1996	48	28	0.00	0.0
1995	52	46	0.00	0.0
1994	50	38	0.01	0.0
1993	50	45	0.18	0.0
1992	53	45	0.19	0.0
1991	50	44	0.51	0.0
1990	51	42	0.22	0.0
1989	50	39	0.00	0.0
1988	49	43	0.71	0.0
1987	56	42	0.63	0.0
1986	50	47	0.27	0.0
1985	52	46	0.64	0.0
1984	52	48	0.47	0.0
1983	50	45	0.36	0.0
1982	56	47	0.64	0.0
1981	47	39	0.94	0.0
1980	54	48	0.56	0.0
1979	52	38	0.21	0.0
1978	50	43	0.06	0.0
1977	50	33	0.03	0.0
1976	51	43	0.07	0.0
1975	56	50	0.90	0.0
1974	42	32	0.90	0.0
1973	54	37	0.00	0.0
1972	51	41	0.08	0.0
1971	45	39	0.51	0.0
1970	49	44	0.39	0.0
1969	47	43	0.56	0.0
1968	45	38	0.23	0.0
1967	59	30	0.00	0.0
1966	53	43	0.21	0.0
1965	50	41	0.52	0.0
1964	53	44	0.00	0.0
1963	52	47	0.31	0.0
1962	47	43	0.08	0.0
1961	50	37	0.52	0.0
1960	49	43	0.08	0.0
1959	59	48	1.03	0.0
1958	53	45	1.18	0.0
1957	60	52	1.57	0.0
1956	47	42	0.98	0.0
1955	53	43	0.00	0.0
1954	55	42	0.00	0.0
1952	49	47	1.24	0.0
1951	50	45	0.56	0.0
1950	58	38	0.00	0.0
1949	51	46	0.13	0.0
1948	49	41	0.01	n/a
1947	58	53	2.22	0.0
1946	50	41	0.05	0.0
1945	54	47	0.59	0.0
1944	56	48	0.05	0.0
1943	53	46	0.75	0.0
1916	59	33	n/a	0.0
1915	51	n/a	0.19	n/a
1914	44	40	0.35	n/a
1913	55	46	0.20	n/a
1912	56	47	0.10	0.0
1911	48	39	0.00	0.0
1910	57	42	0.00	0.0
1909	53	38	0.29	0.0
1908	47	42	1.50	0.0
1907	54	43	0.20	0.0
1906	59	49	0.08	0.0
1905	49	39	0.10	0.0
1904	54	43	n/a	0.0
1903	47	35	0.00	0.0
1902	52	48	1.56	0.0
1901	51	41	3.45	n/a
1900	51	34	0.00	n/a
1899	48	36	0.16	n/a
1896	47	38	0.23	n/a
1895	53	34	n/a	n/a

What's the all-time high for Juneau on 9/30?

For the date of Sep 30, the highest temperature ever reached in Juneau history is 63 °F which happened in 2018.

Highest Temperatures in Juneau on September 30

Rank	Temperature	Year
1	63 °F	2018
2	62 °F	2008
3	61 °F	2003
4	60 °F	1997
4	60 °F	1957
4	60 °F	2013
7	59 °F	1959
7	59 °F	1916
7	59 °F	1906
7	59 °F	1967

What's the all-time low for Juneau on 9/30?

For the date of Sep 30, the lowest temperature ever reached in Juneau history is 28 °F which happened in 1996.

Lowest Temperatures in Juneau on September 30

Rank	Temperature	Year
1	28 °F	1996
2	30 °F	1967
2	30 °F	2000
4	31 °F	2018
5	32 °F	2002
5	32 °F	1974
7	33 °F	1977
7	33 °F	1916
9	34 °F	1900
9	34 °F	1895

Lowest High Temperatures in Juneau on September 30

Rank	Temperature	Year
1	41 °F	2000
2	42 °F	1974
3	44 °F	1914
4	45 °F	2009
4	45 °F	1971
4	45 °F	1968
7	47 °F	1896
7	47 °F	1956
7	47 °F	1908
7	47 °F	1962
7	47 °F	1969
7	47 °F	1981
7	47 °F	1903

What's the most it has ever rained in Juneau on 9/30?

For the date of Sep 30, the most precipitation ever recorded in Juneau history is 3.45 inches which happened in 1901.

All-Time Most Precipitation in Juneau on September 30

Rank	Precipitation	Year
1	3.45 inches	1901
2	2.22 inches	1947
3	1.81 inches	2022
4	1.57 inches	1957
5	1.56 inches	1902
6	1.50 inches	1908
7	1.24 inches	1952
8	1.18 inches	1958
9	1.03 inches	1959
10	0.98 inches	1956

Weather Station Details

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