September 2016 climate summary for Duluth, Minnesota
Average temperature: 59.9 degrees
Normal: 55.6 degrees
Departure: +4.3 degrees above normal
Warmest high temperature: 80 F on the 5th
Warmest low temperature: 63 F on the 5th
Coldest high temperature: 51 F on the 27th
Coldest low temperature: 40 F on the 14th
13 days with a high temperature of 70 F or warmer – Average is 10 days
1 day with a high temperature of 80 F or warmer – Average is 2 days
Total precipitation: 3.52″
Normal: 4.11″
Departure: -0.59″ below normal
Heaviest daily precipitation total: 1.24″ on the 5th
Number of days with at least 0.01″ of precipitation: 15
Number of days with at least 0.10″ of precipitation: 6
Number of days with at least 0.50″ of precipitation: 3
Number of days with at least 1.00″ of precipitation: 1
Total snowfall: 0.0″
Normal: 0.1″
Departure: -0.1″ below normal
Notes:
*6 thunderstorm days
*5th consecutive month with an above average monthly temperature (May-Sep)
September 2016 temperature departure map. Source, Midwest Regional Climate Center.
September 2016 precipitation departure map. Source, Midwest Regional Climate Center.
Note: The greatest departure from normal was across southern Minnesota and southern Wisconsin where some locations had rainfall totals that were 2-4 times above the normal last month.
September 2015 climate summary for Duluth, Minnesota
Average temperature: 61.5 degrees
Departure: +5.9 degrees above normal
Total precipitation: 6.81″
Departure: +2.70″ above normal
Total snowfall: 0.0″
Departure: -0.1″ below normal
18 days with a high temperature of 70 F or warmer
3 days with a high temperature of 80 F or warmer
6 days with a low temperature of 60 F or warmer
3 days with a low temperature of 40 F or colder
5 thunderstorm days
Tim