September 2019 Monthly Climate Summaries & October Outlook

September 2019 Climate Summary
and October Climate Outlook

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

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

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

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

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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 2^nd in 1953
Lowest Observed High Temperature (degrees F)	21 on the 28^th in 1925
Lowest Observed Temperature (degrees F)	6 on the 27^th in 1917
Highest Observed Low Temperature (degrees F)	62 on the 14^th in 1968 & on the 8^th 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 26^th 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 23^rd in 1933
Greatest Measured Snow Depth (inches)	6 on the 16^th to 17^th in 1966 & on the 27^th 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 5^th in 1963 & on the 11^th in 2015
Lowest Observed High Temperature (degrees F)	20 on the 27^th in 1919
Lowest Observed Temperature (degrees F)	2 on the 30^th in 1988
Highest Observed Low Temperature (degrees F)	64 on the 7^th 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 31^st 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 18^th in 1917
Greatest Measured Snow Depth (inches)	8 on the 22^nd 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 2^nd in 1992
Lowest Observed High Temperature (degrees F)	20 on the 27^th and the 28^th in 1925
Lowest Observed Temperature (degrees F)	4 on the 27^th in 1976
Highest Observed Low Temperature (degrees F)	66 on the 15^th in 1962 and on the 7^th 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 26^th 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 22^nd in 1987 and on the 31^st in 1972
Greatest Measured Snow Depth (inches)	3 on the 26^th 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 5^th in 1963 and on the 11^th in 2015
Lowest Observed High Temperature (degrees F)	25 in multiple years
Lowest Observed Temperature (degrees F)	0 on the 27^th in 1976
Highest Observed Low Temperature (degrees F)	61 on the 8^th and the 12^th 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 14^th in 1908
Lowest Observed High Temperature (degrees F)	26 on the 28^th in 1925
Lowest Observed Temperature (degrees F)	0 on the 18^th in 1893
Highest Observed Low Temperature (degrees F)	67 on the 3^rd in 2005