Juneau August 18 Weather Records

Daily averages and all-time records for weather in Juneau, Alaska for the date of August 18.
August 18 All-Time Records
1890–2024
Highest temperature 79 °F 1977
Lowest temperature 34 °F 1973
Lowest daily high 52 °F 1983
Highest daily low 57 °F 2015
Most precipitation 1.18 inches 2013
Most snow none -
August 18 Average Weather
1991–2020 1
Average high 62.4 °F
Average low 49.2 °F
Chance precipitation 64.7%
Chance snow 0%
Juneau August 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 64 46 0.00 0.0
2022 69 53 0.00 0.0
2021 56 52 0.46 0.0
2020 60 49 0.28 0.0
2019 62 46 0.00 0.0
2018 68 46 0.00 0.0
2017 54 50 0.63 0.0
2016 59 53 0.35 0.0
2015 65 57 1.05 0.0
2014 58 53 0.20 0.0
2013 56 50 1.18 0.0
2012 66 46 0.00 0.0
2011 57 50 0.03 0.0
2010 57 53 0.45 0.0
2009 62 52 0.00 0.0
2008 60 49 0.00 0.0
2007 61 53 0.07 0.0
2006 56 52 0.29 0.0
2005 60 54 0.56 0.0
2004 67 55 0.13 0.0
2003 62 46 0.01 0.0
2002 54 50 0.08 0.0
2001 59 52 0.52 0.0
2000 66 42 0.06 0.0
1999 63 45 0.01 0.0
1998 60 47 0.03 0.0
1997 69 48 0.02 0.0
1996 65 50 0.00 0.0
1995 65 48 0.00 0.0
1994 65 49 0.00 0.0
1993 67 48 0.03 0.0
1992 63 46 0.00 0.0
1991 59 51 0.42 0.0
1990 72 53 0.00 0.0
1989 64 56 0.04 0.0
1988 60 48 0.47 0.0
1987 63 48 0.00 0.0
1986 57 46 0.01 0.0
1985 66 42 0.00 0.0
1984 61 52 0.04 0.0
1983 52 48 0.62 0.0
1982 59 46 0.00 0.0
1981 64 44 0.00 0.0
1980 54 51 0.20 0.0
1979 71 50 0.05 0.0
1978 68 47 0.00 0.0
1977 79 47 0.00 0.0
1976 56 50 0.30 0.0
1975 61 46 0.00 0.0
1974 71 49 0.00 0.0
1973 67 34 0.00 0.0
1972 71 50 0.00 0.0
1971 60 49 0.01 0.0
1970 54 45 0.94 0.0
1969 58 46 0.06 0.0
1968 70 46 0.00 0.0
1967 61 51 0.15 0.0
1966 62 46 0.00 0.0
1965 67 46 0.00 0.0
1964 58 46 0.28 0.0
1963 63 52 0.00 0.0
1962 64 48 0.00 0.0
1961 72 41 0.00 0.0
1960 52 45 0.31 0.0
1959 73 47 0.00 0.0
1958 58 44 0.20 0.0
1957 68 51 0.00 0.0
1956 67 52 0.25 0.0
1955 62 48 0.02 0.0
1954 72 45 0.00 0.0
1953 64 51 0.09 0.0
1952 55 48 0.24 0.0
1951 61 51 0.14 0.0
1950 71 48 0.00 0.0
1949 52 49 0.33 0.0
1948 62 49 0.07 0.0
1947 58 48 0.00 0.0
1946 53 47 0.44 0.0
1945 55 43 0.00 0.0
1944 72 51 0.00 0.0
1943 57 48 0.05 0.0
1942 n/a n/a n/a n/a
1941 n/a n/a n/a n/a
1940 n/a n/a n/a n/a
1939 n/a n/a n/a n/a
1938 n/a n/a n/a n/a
1937 n/a n/a n/a n/a
1936 n/a n/a n/a n/a
1935 n/a n/a n/a n/a
1934 n/a n/a n/a n/a
1933 n/a n/a n/a n/a
1932 n/a n/a n/a n/a
1931 n/a n/a n/a n/a
1930 n/a n/a n/a n/a
1929 n/a n/a n/a n/a
1928 n/a n/a n/a n/a
1927 n/a n/a n/a n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 n/a n/a n/a n/a
1923 n/a n/a n/a n/a
1922 n/a n/a n/a n/a
1921 n/a n/a n/a n/a
1920 n/a n/a n/a n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 52 48 0.07 0.0
1915 61 n/a 0.10 n/a
1914 59 51 0.43 n/a
1913 73 53 n/a n/a
1912 61 53 0.20 n/a
1911 57 54 0.47 0.0
1910 n/a n/a 0.00 0.0
1909 59 53 0.38 0.0
1908 53 46 0.00 0.0
1907 64 52 0.00 0.0
1906 71 55 0.00 0.0
1905 64 54 0.00 0.0
1904 67 46 0.00 0.0
1903 65 47 0.00 0.0
1902 57 51 0.53 0.0
1901 52 48 1.10 n/a
1900 57 50 0.07 n/a
1899 62 50 0.00 n/a
1898 n/a n/a n/a n/a
1897 n/a n/a n/a n/a
1896 n/a n/a n/a n/a
1895 64 45 0.00 n/a
1894 n/a n/a n/a n/a
1893 n/a n/a n/a n/a
1892 n/a n/a n/a n/a
1891 n/a n/a n/a n/a
1890 n/a n/a n/a n/a
What's the all-time high for Juneau on 8/18?
For the date of Aug 18, the highest temperature ever reached in Juneau history is 79 °F which happened in 1977.
Highest Temperatures in Juneau on August 18
Rank Temperature Year
1 79 °F 1977
2 73 °F 1913
2 73 °F 1959
4 72 °F 1944
4 72 °F 1990
4 72 °F 1961
4 72 °F 1954
8 71 °F 1979
8 71 °F 1974
8 71 °F 1972
8 71 °F 1906
8 71 °F 1950
What's the all-time low for Juneau on 8/18?
For the date of Aug 18, the lowest temperature ever reached in Juneau history is 34 °F which happened in 1973.
Lowest Temperatures in Juneau on August 18
Rank Temperature Year
1 34 °F 1973
2 41 °F 1961
3 42 °F 2000
3 42 °F 1985
5 43 °F 1945
6 44 °F 1981
6 44 °F 1958
8 45 °F 1970
8 45 °F 1954
8 45 °F 1960
8 45 °F 1999
8 45 °F 1895
Lowest High Temperatures in Juneau on August 18
Rank Temperature Year
1 52 °F 1901
1 52 °F 1983
1 52 °F 1916
1 52 °F 1960
1 52 °F 1949
6 53 °F 1908
6 53 °F 1946
8 54 °F 2017
8 54 °F 1980
8 54 °F 1970
8 54 °F 2002
What's the most it has ever rained in Juneau on 8/18?
For the date of Aug 18, the most precipitation ever recorded in Juneau history is 1.18 inches which happened in 2013.
All-Time Most Precipitation in Juneau on August 18
Rank Precipitation Year
1 1.18 inches 2013
2 1.10 inches 1901
3 1.05 inches 2015
4 0.94 inches 1970
5 0.63 inches 2017
6 0.62 inches 1983
7 0.56 inches 2005
8 0.53 inches 1902
9 0.52 inches 2001
10 0.47 inches 1988
10 0.47 inches 1911
Weather Station Details
Years Station Coordinates
1960–2024 Juneau International Airport location
1890–1959 Downtown Juneau location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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