National Weather Service United States Department of Commerce

Cold, Wintry Blast to Impact the Eastern States; Air Quality Issues Continue in the Northwest

The Arctic Storm that has impacted the Central U.S. will now move into the East with the potential for record cold temperatures, gusty winds, and widespread areas of snow or rain and snow mixed. Heavy lake effect snows will continue for some Great Lakes areas. Meanwhile, in the West, record warmth continues; and stagnant air remains entrenched in the Northwest. Read More >

September 2019 Climate Summary
and October Climate Outlook

For the full details check out: Click Here

For a larger view of the Duluth, Minnesota temperature graph provided by the Midwestern Regional Climate Center: Click Here

 

For the full details check out: Click Here

For a larger view of the International Falls, Minnesota temperature graph provided by the Midwestern Regional Climate Center: Click Here

 

For the full details check out: Click Here

For a larger view of the Brainerd, Minnesota temperature graph provided by the Midwestern Regional Climate Center: Click Here

 

For the full details check out: Click Here

For a larger view of the Hibbing, Minnesota temperature graph provided by the Midwestern Regional Climate Center: Click Here

 

For the full details check out: Click Here

For a larger view of the Ashland, Wisconsin temperature graph provided by the Midwestern Regional Climate Center: Click Here

 

October Climate Outlook

Temperature Outlook Precipitation Outlook

For Duluth, normal highs begin in the upper 50s and cool to the mid 40s by the end of the month. Normal lows begin in the low 40s and cool to the low 30s by the end of the month. Normal precipitation for October is 2.85 inches. Normal snowfall for October is 2.3 inches. 

For International Falls, normal highs begin in the upper 50s and cool to the low 40s by the end of the month. Normal lows begin in the mid 30s and cool to the mid 20s by the end of the month. Normal precipitation for October is 2.08 inches. Normal snowfall for October is 2.2 inches.

For Brainerd, normal highs begin in the low 60s and cool to the upper 40s by the end of the month. Normal lows begin in the lower 40s and cool to the lower 30s by the end of the month. Normal precipitation for October is 2.18 inches. Normal snowfall for October is 0.4 inches. 

For Hibbing, normal highs begin in the upper 50s and cool to the mid 40s by the end of the month. Normal lows begin in the mid 30s and cool to the mid 20s by the end of the month. 

For Ashland, normal highs begin in the low 60s and cool to the upper 40s by the end of the month. Normal lows begin in the upper 30s and cool to the lower 30s by the end of the month. 

The latest Climate Prediction Center (CPC) outlook for October indicates that there is no clear signal for above or below normal temperatures and odds are tilted toward above normal precipitation.

 

Duluth, MN

Normals for the Month of October
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

43.2

  The Normal, Monthly High Temperature (degrees F)

51.5

  The Normal, Monthly Low Temperature (degrees F)

34.8

 

 

  Normal Monthly Precipitation (inches)

2.85

  Normal Monthly Snowfall (inches)

2.3

 

 

  Normal number of days with Measurable Precipitation

11.3

  Normal number of days with snow depth of 1 inch or greater

0.8

 

 

  Normal Heating Degree Days

678

  Normal Cooling Degree Days

0

 

Records for the Month of October

  Warmest Month (Monthly Average Temperature)

55.9 in 1963

  Coldest  Month (Monthly Average Temperature)

33.5 in 1917

  Highest Observed Temperature (degrees F)

86 on the 2nd  in 1953

  Lowest Observed High Temperature (degrees F)

21 on the 28th in 1925

  Lowest Observed Temperature (degrees F)

6 on the 27th in 1917

  Highest Observed Low Temperature (degrees F)

62 on the 14th in 1968 & on the 8th in 2011

 

 

  Greatest Monthly Precipitation (inches)

7.53 in 1949

  Least Monthly  Precipitation (inches)

0.09 in 1895

  Greatest Daily Precipitation (inches)

2.94 on the 26th  in 2010

 

 

  Greatest Monthly Snowfall (inches)

14.0 in 1933

  Least Monthly Snowfall (inches)

0.0 in Multiple Years

  Greatest Daily Snowfall (inches)

10.0 on the 23rd  in 1933

  Greatest Measured Snow Depth (inches)

6 on the 16th to 17th in 1966 & on the 27th in 2010

International Falls, MN

Normals for the Month of October
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

41.1

  The Normal, Monthly High Temperature (degrees F)

51.1

  The Normal, Monthly Low Temperature (degrees F)

31.0

 

 

  Normal Monthly Precipitation (inches)

2.08

  Normal Monthly Snowfall (inches)

2.2

 

 

  Normal number of days with Measurable Precipitation

11.7

  Normal number of days with snow depth of 1 inch or greater

0.8

 

 

  Normal Heating Degree Days

743

  Normal Cooling Degree Days

0

 

Records for the Month October

  Warmest Month (Monthly Average Temperature)

53.6 in 1963

  Coldest  Month (Monthly Average Temperature)

32.7 in 1917

  Highest Observed Temperature (degrees F)

88 on the 5th in 1963 & on the 11th in 2015

  Lowest Observed High Temperature (degrees F)

20 on the 27th in 1919

  Lowest Observed Temperature (degrees F)

2 on the 30th in 1988

  Highest Observed Low Temperature (degrees F)

64 on the 7th in 2011

 

 

  Greatest Monthly Precipitation (inches)

5.45 in 1909

  Least Monthly  Precipitation (inches)

0.14 in 1992

  Greatest Daily Precipitation (inches)

2.33 on the 31st in 1979

 

 

  Greatest Monthly Snowfall (inches)

10.5 in 1917

  Least Monthly Snowfall (inches)

0.0 in Multiple Years

  Greatest Daily Snowfall (inches)

6.0 on the 18th in 1917

  Greatest Measured Snow Depth (inches)

8 on the 22nd in 1917

Brainerd, MN

Normals for the Month of October
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

45.5

  The Normal, Monthly High Temperature (degrees F)

55.3

  The Normal, Monthly Low Temperature (degrees F)

35.7

 

 

  Normal Monthly Precipitation (inches)

2.93

  Normal Monthly Snowfall (inches)

0.4

 

 

  Normal Heating Degree Days

606

  Normal Cooling Degree Days

1

 

Records for the Month of October

  Warmest Month (Monthly Average Temperature)

56.3 in 1963

  Coldest  Month (Monthly Average Temperature)

32.6 in 1925

  Highest Observed Temperature (degrees F)

88 on the 2nd in 1992

  Lowest Observed High Temperature (degrees F)

20 on the 27th and the 28th in 1925

  Lowest Observed Temperature (degrees F)

4 on the 27th in 1976

 Highest Observed Low Temperature (degrees F)

66 on the 15th in 1962 and on the 7th in 2011

 

 

  Greatest Monthly Precipitation (inches)

7.06 in 1984

  Least Monthly  Precipitation (inches)

0.18 in 1964

  Greatest Daily Precipitation (inches)

3.11 on the 26th in 2010

 

 

  Greatest Monthly Snowfall (inches)

3.5 in 1992

  Least Monthly  Snowfall (inches)

0.0 in Multiple Years

  Greatest Daily Snowfall (inches)

3.0 on the 22nd in 1987 and on the 31st in 1972

  Greatest Measured Snow Depth (inches)

3 on the 26th in 1959

Hibbing, MN

Normals for the Month of October
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

40.7

  The Normal, Monthly High Temperature (degrees F)

52.0

  The Normal, Monthly Low Temperature (degrees F)

29.5

 

 

  Normal Heating Degree Days

752

  Normal Cooling Degree Days

0

 

Records for the Month of October

  Warmest Month (Monthly Average Temperature)

52.7 in 1947

  Coldest  Month (Monthly Average Temperature)

33.6 in 2002

  Highest Observed Temperature (degrees F)

87 on the 5th in 1963 and on the 11th in 2015

  Lowest Observed High Temperature (degrees F)

25 in multiple years

  Lowest Observed Temperature (degrees F)

0 on the 27th in 1976

 Highest Observed Low Temperature (degrees F)

61 on the 8th and the 12th in 1997

Ashland, WI

Normals for the Month of October
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

44.5

  The Normal, Monthly High Temperature (degrees F)

54.6

  The Normal, Monthly Low Temperature (degrees F)

34.4

 

 

  Normal Heating Degree Days

637

  Normal Cooling Degree Days

2

 

Records for the Month of October

  Warmest Month (Monthly Average Temperature)

55.3 in 1963

  Coldest  Month (Monthly Average Temperature)

36.4 in 1925

  Highest Observed Temperature (degrees F)

94 on the 14th in 1908

  Lowest Observed High Temperature (degrees F)

26 on the 28th in 1925

  Lowest Observed Temperature (degrees F)

0 on the 18th in 1893

 Highest Observed Low Temperature (degrees F)

67 on the 3rd in 2005