SELECTED QUICK REFERENCE CLIMATIC INFO FOR SIOUX CITY IA AND HURON SD...
TEMPERATURES... ....SIOUX CITY.... ....HURON SD....
JUL 11 1939
RECORD HIGHEST 111F JUL 4 AND 17 1936 112F JUL 10 1966
RECORD LOWEST -35F JAN 12 1912 -43F JAN 8 1887, JAN 12 1912
WARMEST YEAR 53.7 1931 50.0 1931
COLDEST YEAR 45.0 1996 41.2 1883 AND 1917
WARMEST MONTH 87.2 JUL 1936 84.4 JUL 1936
COLDEST MONTH 1.9 FEB 1936 -5.4 FEB 1936
WARMEST SUMMER 80.2 1936 77.6 1936
COLDEST SUMMER 67.0 1915 64.3 1915
COLDEST WINTER 9.5 1978-79 4.8 1935-36
WARMEST WINTER 32.1 1930-31 28.9 1930-31
PRECIPITATION... ....SIOUX CITY.... ....HURON SD....
WETTEST YEAR 56.37 1881 31.71 1962
41.10 1903 (PRECIP
RECORDS BACK TO 1861,
GAP IN DATA 1882-86)
DRIEST YEAR 14.33 1976 9.72 1952
WETTEST MONTH 11.78 MAY 1903 11.56 JUN 1914
DRIEST MONTH TRACE OCT 1952 AND 1958
WETTEST 24 HRS 6.34 JUL 16/17 1996 5.48 JUN 18/19 1967
(DAILY RECORD 5.50 JUL 17 1972) (4.98 INCHES WITHIN 2 HOURS
FROM 5-7 PM CDT JUN 18 1967,
3.83 INCHES IN ONE HOUR FROM
5-6 PM CDT)
SNOWFALL-INCHES ....SIOUX CITY.... ....HURON SD....
GREATEST SEASONAL 72.8 1916/17 89.6 2000/01
LEAST SEASONAL 7.9 1967/68 6.3 1885/86
GREATEST 24 HR 20.0 APR 10 1913 19.5 JAN 29-30 2001 (NOON-NOON)
GREATEST STORM 22.9 APR 9/10 1913 25.6 MAR 2-4 1985
GREATEST MONTH 34.0 DEC 2009 39.9 FEB 1962
RECORD SNOW DEPTH 28 MAR 13 1962 36 FEB 25 - MAR 1 2001
28 JAN 7-10 2010
EARLIEST SNOWFALL...
SIGNIFICANT.. (24 HRS) EARLIEST AND LATEST
(2.0+ INCHES) 5.1 OCT 9 1970 SNOWFALL DATA MISSING
MEASURABLE..
(0.1-1.9 IN.) SEP 30 1961 (0.4 IN.)
TRACE.. SEP 25 1939
LATEST SNOWFALL...
SIGNIFICANT..
(2.0+ INCHES) 4.0 MAY 9 1945
MEASURABLE.. MAY 28 1947 (0.8 IN.)
TRACE.. MAY 28 1947 (0.8 IN.)
SELECTED QUICK REFERENCE CLIMATIC INFO FOR SIOUX CITY IA AND HURON SD...
......SIOUX CITY IA......
TEMPERATURES...
MONTH RECORD HIGH RECORD LOW WARMEST MEAN COLDEST MEAN
JAN 71 26TH 2002 -35 12TH 1912 33.5 2006 3.9 1979
FEB 75 26TH 1896 -31 11TH 1899 37.7 1954 1.9 1936
MAR 91 30TH 1968 -22 5TH 1960 50.6 1910 17.9 1960
APR 98 28TH 1910 -2 3RD 1975 58.1 1915 40.2 1907
MAY 105 30TH 1934 23 1ST 1909 72.6 1934 52.4 1892
JUN 108 21ST 1988 38 4TH 1945 80.0 1933 63.6 1945
JUL 111 4TH 1936 41 9TH 1895 87.2 1936 68.6 1992
11TH 1939
17TH 1936
AUG 108 4TH 1934 37 20TH 1950 81.0 1936 66.2 1915
24TH 1936
SEP 103 6TH 1939 24 29TH 1945 71.8 1897 56.9 1965
17TH 1895 1931
OCT 96 3RD 1938 5 29TH 1925 61.3 1963 39.4 1925
NOV 81 3RD 1978 -9 7TH 1991 44.2 1999 22.4 1896
8TH 1999 14TH 1959
21ST 1937
28TH 1891
DEC 71 6TH 1939 -28 29TH 1917 35.2 1889 6.0 1983
PRECIPITATION...
MONTH WETTEST DRIEST SNOWIEST
JAN 2.44 1949 .04 1928 29.1 1982
FEB 3.12 1915 .04 1931 25.0 1936
MAR 5.90 1987 .03 1910 27.3 1912
APR 6.73 1984 .22 1928 22.9 1913
MAY 11.78 1903 .60 1955,1934 5.1 1917
JUN 8.78 1967 .53 1988 0
JUL 10.33 1972 .18 1936 0
AUG 9.07 2007 .12 1971 0
SEP 9.69 1965 .07 1950 0.4 1961
OCT 5.30 1979 T 1952,1958 9.8 1991
NOV 4.41 1922 .01 1967 16.5 1983
DEC 2.87 1911 .01 1943 34.0 2009
HEAVIEST ANNUAL SNOWFALL 64.7 INCHES IN 1983
LIGHTEST ANNUAL SNOWFALL 8.8 INCHES IN 1894
LATEST FIRST MEASURABLE SNOW OF SEASON DEC 25 1933
ATMOSPHERIC PRESSURE...HIGHEST OF RECORD 31.09 INCHES DEC 29 1917
JAN 25 1905
LOWEST OF RECORD 28.66 INCHES MAR 26 1950
........HURON SD.......
TEMPERATURES...
MONTH RECORD HIGH RECORD LOW WARMEST MEAN COLDEST MEAN
JAN 64 19TH 1900 -43 8TH 1887 31.0 2006 -1.3 1888
12TH 1912
FEB 71 25TH 1958 -41 9TH 1994 35.6 1954 -5.4 1936
MAR 89 30TH 1943 -25 14TH 1897 45.8 1910 15.0 1960
APR 97 21ST 1980 -2 3RD 1975 54.8 1895 36.9 1920
MAY 106 30TH 1934 17 6TH 1976 70.0 1934 48.1 1907
3RD 1967
1ST 1961
JUN 109 24TH 1988 31 5TH 1894 78.4 1933 60.2 1945
21ST 1988
25TH 1936
28TH 1931
JUL 112 10TH 1966 37 30TH 1971 84.4 1936 65.1 1992
AUG 110 13TH 1965 33 31ST 1886 79.5 1937 65.5 1915
4TH 1934
SEP 106 6TH 1970 18 29TH 1899 68.6 1931 50.5 1965
9TH 1904
OCT 102 5TH 1963 -6 29TH 1925 59.4 1963 36.8 1925
NOV 86 8TH 1999 -28 28TH 1887 42.3 1999 13.6 1896
DEC 71 6TH 1939 -34 25TH 1884 29.8 1939 2.8 1983
PRECIPITATION...
MONTH WETTEST DRIEST SNOWIEST
JAN 2.87 1897 .01 1898 28.7 2001
FEB 3.87 1962 .03 1968,1921 39.9 1962
MAR 5.89 1977 .06 1925 33.9 1975
APR 6.64 2001 .03 1934 26.9 1935
MAY 7.69 1962 .40 1925 4.2 1907
JUN 11.56 1914 .67 1950 0
JUL 6.69 1993 .15 1932 0
AUG 6.66 1900 .14 1976 0
SEP 6.75 1901 T 1998 1.0 1912
OCT 6.44 1946 T 1952 10.7 1995
NOV 3.95 2005 T 1939,1914,1912,1907 32.7 1985
DEC 2.15 1931 T 1986,1943 26.0 1968
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