October 2020 was colder than average, with all 5 major climate stations in the Northland recording a top 5 coldest October on record.
Hibbing and International Falls had their 2nd coldest October on record, while Ashland had their 3rd coldest October on record, with Brainerd and Duluth having their 5th coldest October on record.
October 2020 was also very snowy across the Northland, with Brainerd having their snowiest October on record, while Duluth and International Falls had a monthly snowfall total which ranked in the top 5 snowiest on record for October.
Note: There is some missing climate data (2 days worth) for October 2020 at International Falls which could affect the rankings above.
| October 2020 Climate Summary for Duluth, Minnesota Average temperature: 38.0 degrees Normal: 43.2 degrees Departure: -5.2 degrees below normal Highest temperature: 80 degrees on the 9th Lowest temperature: 13 degrees on the 27th 6 days had a high temperature of at least 60 F; mean is 8 days 1 day had a high temperature of at least 80 F; mean is 0 days 19 days had a low temperature of 32 F or colder; mean is 10 days, most 24 days in October 2002. Total precipitation: 2.78″ Normal: 2.85″ Departure: -0.07″ below normal Greatest calendar day precipitation total: 1.17″ on the 12th 5 days had at least 0.01″ of precipitation 2 days had at least 0.50″ of precipitation 1 day had at least 1.00″ of precipitation Total snowfall: 12.0″ Normal: 2.3″ Departure: +9.7″ above normal 5 days had snowfall of at least 0.1″; mean is 2 days 3 days had snowfall of at least 1.0″; mean is 0 days Number of days with thunder: 2 Notes: October 2020 was the 2nd snowiest and 5th coldest October on record in station history. Snowiest October on record was in 1933 with 14.0″ of snow. Coldest October on record was in 1917 with an average temperature of 33.5 degrees. |
Accumulated Precipitation for October 2020 at Duluth, Minnesota.
Source: https://w2.weather.gov/
Accumulated Snowfall for October 2020 at Duluth, Minnesota.
Daily Temperature Data for October 2020 at Duluth, Minnesota.
22/31 or 71% of days in October 2020 had a below average temperature at Duluth, Minnesota, while only 9/31 or 29% of days had an above average temperature.
Source: https://mesonet.agron.iastate.edu/
Daily precipitation totals for October 2020 at Duluth, Minnesota.
| October 2020 Climate Summary for International Falls, Minnesota Note: ***Data is preliminary*** Average temperature: 33.1 degrees Departure: -7.8 degrees below normal Total precipitation: 2.70″ Departure: +0.62″ above normal Total snowfall: 5.5″ Departure: +3.3″ above normal 2 days with thunder Notes: October 2020 was the 2nd coldest and 5th snowiest October on record in station history. Coldest October on record was in 1917 with an average temperature of 32.7 degrees. Snowiest October on record was in 1917 with 10.5″ of snow. |
| October 2020 Climate Summary for Brainerd, Minnesota Average temperature: 39.2 degrees Departure: -6.3 degrees below normal Total precipitation: 2.26″ Departure: +0.08″ above normal Total snowfall: 10.3″ 1 day with thunder Note: October 2020 was the snowiest October on record and the 5th coldest October in station history. Previous snowiest October was in 1951 with 7.0″ of snow. Coldest October on record was in 1925 with an average temperature of 32.6 degrees. |
| October 2020 Climate Summary for Ashland, Wisconsin Average temperature: 38.9 degrees Departure: -5.6 degrees below normal 1 day with thunder Note: October 2020 tied with October 2002 for 3rd coldest October on record in station history. Coldest October on record was in 1917 with an average temperature of 36.1 degrees. |
| October 2020 Climate Summary for Hibbing, Minnesota Average temperature: 33.7 degrees Departure: -7.0 degrees below normal 1 day with thunder Note: October 2020 was the 2nd coldest October on record in station history. Coldest October on record was in 2002 with an average temperature of 33.6 degrees. |
Average monthly temps for October 2020 came in 5 to nearly 8 degrees colder than average across the Northland.
Source: https://mrcc.illinois.edu/
Precipitation was fairly close to normal for October 2020.
Snowfall for October 2020 was well above average by some 400-700% of normal across parts of the Northland.
Thanks for reading!
Tim
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