National Weather Service United States Department of Commerce

Locally Heavy Rainfall for the Carolinas; Thunderstorms and Fire Weather Concerns for Intermountain West

Heavy rainfall from scattered thunderstorms is expected across the Southwest, Intermountain West, and Plains. Isolated dry thunderstorms may initiate additional fires across the west. The coastal Carolinas may experience flash floods in the coming days due to repeated thunderstorms. Additionally, a wave of intense summer heat will hit the Southern Plains and central Gulf Coast States this week. Read More >

First Day of Summer in Sioux City

Average High Temperature (period of record): 83 Degrees

Average Low Temperature (period of record): 61 Degrees

Average Temperature (period of record): 72 Degrees

Average Precipitation (period of record):  0.15"

Percentage of Days with Precipitation (period of record):  56%

Most Precipitation Recorded: 2.37" on June 20, 1996

Record High Temperature:  102 on June 20, 1988

Record Low Temperature: 45 on June 21, 1972

Coldest High Temperature: 60 Degrees on June 22, 1902

Warmest Overnight Low: 79 on June 21, 2013

 

Year

Date

Max

Min

Precip

Snowfall

SOG*

1890 6/21 89 65 0    
1891 6/21          
1892 6/20 94 61 0.39    
1893 6/21 83 66 T    
1894 6/21 80 60 0.10    
1895 6/21 75 60 0.10    
1896 6/20 85 65 0.67    
1897 6/20 83 64 0    
1898 6/21 78 64 0.03    
1899 6/21 82 63 0.01    
1900 6/21 94 66 0    
1901 6/21 84 60 0.80    
1902 6/22 60 48 0.05    
1903 6/22 73 52 0    
1904 6/21 77 55 0    
1905 6/21 67 52 0    
1906 6/22 76 49 0    
1907 6/22          
1908 6/21 90 68 T    
1909 6/21 84 64 0.06    
1910 6/22 93 70 0    
1911 6/22 95 68 0    
1912 6/21 74 52 0    
1913 6/21 85 66 0    
1914 6/22 82 69 0.02    
1915 6/22 80 56 0    
1916 6/21 66 52 0.17    
1917 6/21 71 56 0.01    
1918 6/22 74 51 T    
1919 6/22 89 71 0    
1920 6/21 69 58 0.01    
1921 6/21 89 66 0    
1922 6/22 96 70 0    
1923 6/22 88 74 0    
1924 6/21 83 63 0    
1925 6/21 82 70 0.26    
1926 6/21 74 54 0    
1927 6/22 75 60 0.21    
1928 6/21 79 60 T    
1929 6/21 83 60 T    
1930 6/21 93 70 T    
1931 6/22 89 74 T    
1932 6/21 86 59 0    
1933 6/21 91 67 0    
1934 6/21 84 60 0    
1935 6/22 76 53 0    
1936 6/21 73 59 0.02    
1937 6/21 91 68 0    
1938 6/21 93 70 0    
1939 6/22 82 61 0    
1940 6/21 87 60 0.46    
1941 6/21 94 66 1.98    
1942 6/21 72 55 T    
1943 6/22 89 67 0.14    
1944 6/21 87 65 T    
1945 6/21 83 55 0    
1946 6/21 83 46 0    
1947 6/22 76 57 0.67    
1948 6/21 77 58 0.90    
1949 6/21 86 62 0    
1950 6/21 91 60 0    
1951 6/22 73 58 0.08    
1952 6/21 79 58 0.04    
1953 6/21 85 55 0.01    
1954 6/21 78 63 0    
1955 6/21 88 63 T    
1956 6/21 100 75 0.48    
1957 6/21 90 65 0.80    
1958 6/21 78 53 0    
1959 6/21 92 63 0.09    
1960 6/21 73 58 0.01    
1961 6/21 87 55 0.02    
1962 6/21 82 63 T    
1963 6/21 75 57 0.03    
1964 6/21 79 63 0.23    
1965 6/21 81 50 0    
1966 6/21 87 67 0    
1967 6/21 75 60 T    
1968 6/21 86 64 0.02    
1969 6/21 80 54 0    
1970 6/21 75 51 0    
1971 6/21 85 60 0    
1972 6/21 74 45 0    
1973 6/21 79 55 0    
1974 6/21 97 64 0.71    
1975 6/21 82 65 0.85    
1976 6/21 86 60 0    
1977 6/21 69 60 0.09    
1978 6/21 79 51 0.20    
1979 6/21 87 56 0    
1980 6/21 84 55 0    
1981 6/21 79 58 0.07    
1982 6/21 83 51 0    
1983 6/21 89 72 0    
1984 6/21 81 64 1.05    
1985 6/21 86 57 T    
1986 6/21 90 68 0.13    
1987 6/21 93 66 0    
1988 6/20 102 71 0    
1989 6/21 92 63 0.22    
1990 6/21 71 61 0.77    
1991 6/21 76 63 1.03    
1992 6/20 66 53 0    
1993 6/21 89 59 0    
1994 6/21 86 64 0    
1995 6/21 94 64 0    
1996 6/20 74 66 2.37    
1997 6/21 82 66 0.23    
1998 6/21 84 52 0    
1999 6/21 84 63 0    
2000 6/20 79 57 0.29    
2001 6/21 79 57 0    
2002 6/21 90 70 0    
2003 6/21 82 64 0.02    
2004 6/20 70 54 0.07    
2005 6/21 89 68 0.29    
2006 6/21 81 66 0.09    
2007 6/21 88 69 0.03    
2008 6/20 86 55 0    
2009 6/21 87 71 0.56    
2010 6/21 85 65 0.44    
2011 6/21 73 61 0.15    
2012 6/20 80 57 0.08    
2013 6/21 94 79 0    
2014 6/21 85 64 T    
2015 6/21 90 60 0.01    
2016 6/20 85 68 0    
2017 6/20 90 54 0    
2018 6/21 68 60 0.15    
2019 6/21 80 64 0.30    
2020 6/20 80 59 0.06    
2021 6/20 86 57 0.16    
2022 6/21          
2023 6/21          


*SOG=Snow On Ground