Friday, October 1, 2010

September 2010 Climate Data for Duluth, Minnesota

Issued at 4:05 PM CDT, Friday, October 1st, 2010

...September 2010 Climate Information for Duluth, Minnesota (Airport location)

Average temperature:  52.0 degrees
Normal:  54.7 degrees
Departure:  2.7 degrees Below Normal

Warmest high temperature:  73 degrees on the 1st
Warmest low temperature:  54 degrees on the 2nd and previous dates

Coldest high temperature:  48 degrees on the 15th
Coldest low temperature:  31 degrees on the 26th

2 days during September 2010 had a high temperature at or above 70 degrees.
11 days during September 2010 had a high temperature at or lower than 60 degrees.
1 day during September 2010 had a minimum temperature of 32 degrees or lower.

Monthly precipitation total:  3.48"
Normal:  4.13"
Departure:  0.65" Below Normal

Heaviest daily 24 hour precipitation total:  0.83" on the 23rd

13 days had at least 0.01" of precipitation
10 days had at least 0.10" of precipitation
2 days had at least 0.50" of precipitation

Monthly snowfall total:  0.0"
Normal:  0.1"
Departure from normal:  0.1" Below Normal

We had 4 thunderstorm days during the month.

*September 2010 was the 14th coolest on record at Duluth, Minnesota.

September 2009 Climate Information for Duluth, Minnesota (Airport location)

Average temperature:  62.0 degrees
Departure from average:  7.3 degrees Above Normal

18 days during the month had a high temperature at or above 70 degrees
2 days during the month had a high temperature at or above 80 degrees
3 days during the month had a high temperature under 60 degrees

Monthly precipitation total:  1.40"
Departure from normal:  2.73" Below Normal

We had 2 thunderstorm days during September 2009.

September 2010 Climate Data for International Falls, Minnesota

Average temperature:  49.9 degrees
Normal:  53.2 degrees
Departure from normal:  3.3 degrees Below Normal

Monthly precipitation total:  6.02"
Normal:  3.03"
Departure from normal:  2.99" Above Normal

September 2010 was the 4th coolest and 6th wettest on record at International Falls, Minnesota.

October 2010 outlook for Duluth, Minnesota...

33% chance for Above Normal Temperatures
Equal chances for Above Normal, Normal, or Below Normal Precipitation.

Tim