*The map above represents the temperature departure for October 2012. A cool month in Minnesota and Wisconsin. Duluth was right around 1 degree below average.
*Here’s the precipitation departure map for October 2012. Two distinct storm tracks last month, one favored the Northern Plains into Northwestern Minnesota (125-300% above what those areas typically get in a normal October) The other one was through the Central/Eastern Great Lakes. Unfortunately in between the two main storm tracks there wasn’t much precipitation with Central/Eastern/Southern Minnesota’s October precipitation totals just 25-50% of normal.
October 2012 Climate Summary for Duluth, Minnesota (Airport location)
Average monthly temperature: 42.5 degrees
Normal: 43.2 degrees
Departure from normal: -0.7 degrees
Warmest monthly high temperature: 74 degrees on the 3rd
Warmest monthly low temperature: 45 degrees on the 23rd
Coldest monthly high temperature: 38 degrees on the 26th
Coldest monthly low temperature: 22 degrees on the 31st
Number of days with a high temperature of at least 70 degrees: 1
Number of days with a high temperature of at least 60 degrees: 4
Number of days with a high temperature of 50 degrees or lower: 16
Number of days with a low temperature of 32 degrees or colder: 15
Precipitation total: 1.34″
Normal: 2.85″
Departure from normal: -1.51″
Heaviest daily precipitation total: 0.37″ on the 25th
Number of days with at least 0.01″ of precipitation: 12
Number of days with at least 0.10″ of precipitation: 5
Snowfall total: 1.1″
Normal: 2.3″
Departure from normal: -1.2″
Heaviest daily snowfall total: 0.8″ on the 10th
Notes:
20/31 days had at least a trace of precipitation
10/31 days had at least a trace of snow
October 2012 was the 1st month since June 2011 that had a below average monthly temperature
October 2011 Climate Summary for Duluth, Minnesota (Airport location)
Average monthly temperature: 48.5 degrees/+5.3 degrees
Precipitation total: 1.13″/-1.72″
Snowfall total: Trace
1 day with a high temperature of at least 80 degrees
6 days with a high temperature of at least 70 degrees
11 days with a high temperature of at least 60 degrees
10 days with a high temperature of 50 degrees or lower
7 days with a low temperature of 32 degrees or colder
1 thunderstorm day
*October 2011 was much warmer compared to October 2012.
*Precipitation departure map for October 2011. Not much change between October 2011 and October 2012 in terms of the amount of precipitation that fell in the Twin Ports. 1.34″ this year, compared to 1.13″ in 2011. In other words, we saw about a quarter inch more of precip this October vs. last.
Tim
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