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Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

Sioux Falls, SD

Weather Forecast Office

Valentine's Day Climate Data for Sioux City

Weather.gov > Sioux Falls, SD > Valentine's Day Climate Data for Sioux City

Valentine's Day in Sioux City

Average High Temperature (period of record): 32 Degrees

Average Low Temperature (period of record): 13 Degrees

Average Temperature (period of record): 23 Degrees

Average Precipitation (period of record):  0.04"

Percentage of Days with Precipitation (period of record):  50%

Percentage of Days with Snowfall (period of record):  47%

Most Precipitation Recorded: 0.85" in 2003

Most Snowfall Recorded:  5.0" in 1918

Record High Temperature:  62 in 1934

Record Low Temperature: -22 in 1936

Coldest High Temperature: -9 in 1936

Warmest Overnight Low: 37 in 2002

 

Year

Max

Min

Precip

Snowfall

Depth
1890
44
26
0
0
 
1891
45
13
0
0
 
1892
10
-2
0
0
 
1893
13
2
0.10
0.2
T
1894
13
1
0
0
1
1895
21
11
T
T
T
1896
57
6
0
0
0
1897
43
16
0
0
0
1898
47
27
T
T
0
1899
41
16
0
0
0
1900
5
0
0.10
1.4
4
1901
41
15
0
0
0
1902
25
13
0
0
3
1903
21
4
0
0
2
1904
11
-2
0
0
0
1905
29
-4
T
T
12
1906
6
-14
0
0
4
1907
48
26
0
0
0
1908
27
17
T
0.1
0
1909
4
-6
0.01
0.3
9
1910
36
22
0
0
0
1911
40
31
0
0
1
1912
32
22
0
0
7
1913
56
24
0
0
0
1914
12
1
0.04
T
1
1915
29
19
0.20
2.0
6
1916
33
5
0
0
4
1917
42
15
0
0
1
1918
37
9
0.62
5.0
3
1919
28
17
0.12
2.0
5
1920
3
-7
0
0
2
1921
51
32
0
0
0
1922
29
-6
0
0
T
1923
7
-9
0
0
1
1924
49
34
0
0
0
1925
35
22
T
T
T
1926
33
16
T
T
T
1927
30
16
0
 
4
1928
28
21
0.02
0.4
1
1929
30
8
T
T
2
1930
19
-3
0.16
2.8
3
1931
44
14
0
0
0
1932
18
9
0.15
1.6
2
1933
24
-1
0
0
1
1934
62
28
0
0
0
1935
36
32
0.51
T
0
1936
-9
-22
0.06
0.3
22
1937
34
16
0
0
4
1938
23
6
T
0
0
1939
38
5
T
T
2
1940
30
18
T
T
T
1941
34
12
0
0
1
1942
39
20
0.01
T
2
1943
17
-4
0.02
0.3
T
1944
24
8
T
T
5
1945
56
29
T
0
0
1946
27
4
T
T
T
1947
39
29
T
0
2
1948
24
9
0
0
3
1949
14
-4
0.04
0.3
8
1950
26
16
0.01
0.2
5
1951
25
-6
0
0
0
1952
35
30
T
T
0
1953
35
20
0.01
0.1
T
1954
60
32
0
0
0
1955
42
5
0
0
4
1956
21
10
0.01
0.2
1
1957
38
19
0
0
0
1958
21
1
0.07
0.9
4
1959
25
11
T
T
3
1960
28
3
0
0
7
1961
54
28
0
0
T
1962
41
28
0.06
0
0
1963
15
2
0
0
2
1964
45
20
0.02
0.2
0
1965
27
4
T
T
9
1966
35
10
0
0
T
1967
60
21
T
T
0
1968
36
7
T
T
T
1969
26
22
0.36
3.9
9
1970
18
9
0.12
1.8
T
1971
42
26
0
0
T
1972
37
19
T
T
5
1973
13
5
0.04
0.3
3
1974
31
26
T
T
T
1975
22
15
T
T
6
1976
47
23
0.54
0
0
1977
28
8
T
T
T
1978
14
5
T
T
8
1979
31
22
0
0
13
1980
25
12
T
T
1
1981
49
23
0
0
1
1982
37
17
0
0
12
1983
36
29
0
0
6
1984
47
33
0
0
T
1985
31
13
0
0
T
1986
19
5
T
T
1
1987
42
28
0
0
0
1988
28
11
0.01
0.2
3
1989
30
12
0
0
T
1990
20
10
T
T
0
1991
24
9
T
T
0
1992
35
31
0.36
0.8
T
1993
27
11
T
T
4
1994
43
21
0
0
4
1995
29
15
0.02
0.2
1
1996
37
29
T
0
0
1997
28
5
0
0
6
1998
38
28
0
0
0
1999
60
25
0
0
0
2000
34
5
0
0
1
2001
17
6
0.12
3.8
6
2002
49
37
0
0
0
2003
36
24
0.85
2.9
0
2004
15
3
0
0
21
2005
60
31
0
0
0
2006
53
22
0
0
0
2007 3 -12 0 0 7
2008 33 -2 0.03 0.5 9
2009 35 16 0 0 0
2010 19 9 0.07 1.4 11
2011 44 30 0 0 2
2012 33 8 T T 6
2013 41 18 0.02 T 0
2014 26 8 T T 1
2015 36 12 0 0 0
2016 30 18 T 0.1 9
2017 49 33 0 0 0
2018 44 15 0 0 12
2019 28 2 T T 1
2020 30 2 0 0 1
2021 -4 -15 0 0 8
2022 35 9 0 0 0
2023          

 

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