November & Fall Season Climate Summary

November Precipitation Highlights:

Precipitation varied from well below normal for most of central IL, to above normal near and south of the I-70 corridor. Monthly deficits of 1.5-2 inches were common from Jacksonville to Danville which is the area that has most been impacted by drought since summer. Meanwhile southeast IL saw monthly surpluses of greater than one inch in several locations.

November Temperature Highlights:

In stark contrast to 2019, this November saw well above normal temperatures across the entire region. Average monthly temperatures were 3 to 5 degrees above normal for central and southeast IL.

Nov 2020 Climate Statistics:

Site	Precipitation	Departure from Normal	Average Temperature	Departure from Normal
Charleston	1.34"	-2.63"	49.7	+5.3
Danville	2.82"	-1.01"	47.8	+4.4
Decatur	1.65"	-2.06"	46.9	+3.1
Effingham	5.01"	+0.95"	NA	NA
Flora	5.50"	+1.37"	48.8	+4.0
Galesburg	2.34"	-0.53"	44.6	+5.5
Havana	M	M	NA	NA
Jacksonville	1.64"	-1.98"	47.4	+4.9
Lincoln	2.25"	-1.00"	46.1	+4.0
Normal	2.05"	-1.22"	45.7	+5.2
Olney	5.93"	+1.45"	48.1	+3.6
Paris	3.79"	+0.01"	45.8	+3.0
Peoria	2.21"	-0.92"	46.3	+4.7
Springfield	2.07"	-1.14"	47.3	+4.2
Tuscola	2.47"	-1.38"	46.4	+4.7
Urbana	2.29"	-1.39"	45.6	+4.3

The following links are the monthly climate summaries for area cities. Only the summaries for Peoria, Springfield, and Lincoln are considered "official", meaning they are the station of record for their respective locations. The other summaries are "supplemental", meaning another location in the area is the official climate station for the city.

Peoria -- Peoria International Airport
Springfield -- Abraham Lincoln Capital Airport
Lincoln -- National Weather Service Office
Champaign -- University of Illinois-Willard Airport
Decatur -- Decatur Airport
Lawrenceville -- Lawrenceville-Vincennes International Airport
Mattoon -- Coles County Memorial Airport

Climate data for other cities is available at http://w2.weather.gov/climate/xmacis.php?wfo=ilx

December Look Ahead:

Official outlooks from NOAA's Climate Predication center, show below normal precipitation (left image) and above normal temperatures (right image) favored across the area.

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Fall Season Overview

The fall season saw well below normal precipitation over most of central IL, though slightly above normal precipitation was reported over the northwest and southeast parts of the state. Deficits were as high as 3 inches from Springfield to Decatur, where moderate drought had been present during the fall. Little to no measureable snow was reported this season. Temperatures for the season ended up being very close to normal across the area.

Fall Season: Precipitation, Temperature, and Departure from Normal Maps

Fall 2020 (Sep-Nov) Climate Statistics:

Site	Precipitation	Departure from Normal	Average Temperature	Departure from Normal
Charleston	12.86"	+1.89"	57.2	+1.0
Danville	9.75"	-0.58"	55.6	+0.6
Decatur	5.25"	-4.85"	55.4	-0.5
Effingham	9.93"	-0.78"	NA	NA
Flora	11.66"	+0.72"	57.0	+1.0
Galesburg	9.19"	+0.10"	52.4	+0.3
Havana	4.92	-4.51	NA	NA
Jacksonville	6.99"	-3.35"	54.9	-0.3
Lincoln	5.13"	-4.41"	54.3	+0.4
Normal	8.71"	-0.98"	53.6	+0.7
Olney	11.99"	+0.45"	56.6	+0.4
Paris	9.86"	-0.48"	54.6	-0.1
Peoria	9.89"	+0.77"	54.5	+0.6
Springfield	5.98"	-3.28"	55.4	+0.4
Tuscola	7.93"	-2.18"	54.8	+0.6
Urbana	7.79"	-2.28"	54.6	+1.1

Links below are the seasonal climate summaries for area cities. Only the summaries for Peoria, Springfield and Lincoln are considered "official", meaning they are the station of record for their respective locations. The other summaries are "supplemental", meaning another location in the area is the official climate station for that city.

Peoria -- Peoria International Airport
Springfield -- Abraham Lincoln Capital Airport
Lincoln -- Lincoln NWS office
Champaign -- University of Illinois - Willard Airport
Decatur -- Decatur Airport
Lawrenceville -- Lawrenceville-Vincennes International Airport
Mattoon -- Coles County Airport

Climate data for other area cities is available at http://www.nws.noaa.gov/climate/xmacis.php?wfo=ilx