A rare winter storm impacting the Southern U.S. will move offshore Wednesday morning. Behind the storm, arctic air will continue encompassing the eastern two-thirds of the Nation with only a slow return to normal temperatures expected by the end of the week. Moderate to strong Santa Ana winds and low humidity will maintain Critical fire weather conditions in southern California into Thursday. Read More >
October 2009 ended up much below normal across a majority of the Northern Plains, including much of South Dakota and west-central Minnesota. Below are a few interesting temperature facts at Pierre, Aberdeen, and Watertown. Tables listing the top 10 coldest temperatures are provided. A more complete summary of October 2009 will be provided within the next couple of days.
|
|
Value
|
Year(s)
|
|
1
|
39.7
|
2002
|
|
2
|
40.4
|
2009
|
|
3
|
42.2
|
1969
|
|
4
|
44.3
|
1959
|
|
5
|
44.8
|
1946
|
|
6
|
45.5
|
2006, 1972
|
|
8
|
46.2
|
1987
|
|
9
|
46.3
|
1976, 1970
|
|
|
Value
|
Year(s)
|
|
1
|
35.5
|
1925
|
|
2
|
37.6
|
2002
|
|
3
|
39.8
|
1919
|
|
4
|
40.2
|
2009
|
|
5
|
40.3
|
1898
|
|
6
|
41.4
|
1899
|
|
7
|
41.7
|
1905, 1959
|
|
9
|
42.0
|
2006
|
|
10
|
42.6
|
1969
|
Top Ten Coldest Average October Temperatures in Watertown (1893-2009)
|
|
Value
|
Year(s)
|
|
1
|
34.2
|
1925
|
|
2
|
35.5
|
1917
|
|
3
|
37.6
|
2002
|
|
4
|
39.1
|
2009
|
|
5
|
41.0
|
1919
|
|
6
|
41.2
|
1959
|
|
7
|
41.3
|
1913
|
|
8
|
41.6
|
1969
|
|
9
|
42.1
|
1976
|
|
10
|
42.2
|
1916
|
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