National Weather Service United States Department of Commerce

Not much for heat this summer across central and north central South Dakota as well as west central Minnesota as 90s and 100s were few and far between. Cooler than normal weather was the rule across the region throughout the summer.  In fact, the meteorological summer for June, July, and August of 2014 was one of the top ten coolest summers on record for Aberdeen, Pierre, Mobridge, and Wheaton, Minnesota. The summer of 2014 for Aberdeen was the seventh coolest on record with an average temperature of only 66 degrees. Pierre had its sixth coolest summer on record with an average temperature of only 69 degrees. Mobridge was ninth on the coolest summer’s list with an average temperature of 67.3 degrees.  Finally, Wheaton, Minnesota finished up the summer with their tenth coolest summer on record with 67.6 degrees.  In fact, this summer makes the third summer in the last 10 years to make the top ten coolest on record which includes 2004 and 2009. As for comparison, the very hot summer of 1936 had average temperatures ranging from 77.2 degrees at Aberdeen to 81.1 degrees at Pierre.

Aberdeen

Rank

Year

Average Temp

1

1915

62.8

2

1992

64.1

3

2004

64.8

4

1951

65.0

5

2009

65.5

6

1904

65.9

7

2014

66.0

8

1950

66.1

9

1908

66.5

10

1958

66.6

Warmest summer was in 1936 with an average temperature of 77.2 degrees.

Pierre

Rank

Year

Average Temp

1

1992

66.2

2

1951

68.1

3

1993

68.3

4

2009

68.4

5

1945

68.9

6

2014

69.0

7

2004

69.1

8

1967

69.4

9

1950

69.5

10

1972

69.9

Warmest summer was in 1936 with an average temperature of 81.1 degrees.

Mobridge

Rank

Year

Average Temp

1

1915

64.2

2

1992

65.1

3

2009

65.5

4

1993

65.9

5

1945

66.6

6

1927

66.6

7

2004

66.6

8

1951

66.7

9

2014

67.3

10

1950

67.4

Warmest summer was in 1936 with an average temperature of 79.4 degrees.

Wheaton MN

Rank

Year

Average Temp

1

1924

64.0

2

1915

64.0

3

2004

65.2

4

1992

65.5

5

2009

65.6

6

1927

65.8

7

1951

66.9

8

1925

66.9

9

1928

67.2

10

2014

67.6