Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. 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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