Climate at a Glance | Statewide Mapping | National Centers for Environmental Information (NCEI)

Statewide Mapping

State:

Parameter:

Year:

Month:

Time Scale:

Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.

ValueRankAnomalyMean

Statewide Average Temperature

December 2005 - February 2006

0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F

Illinois

TempAverage Temperature: 31.7°F

Rank: 22nd Warmest

Anomaly: 3.6°F

Mean: 28.0°F

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December 2005 - February 2006 Illinois Statewide Average Temperature
State	Value	Rank 130 Years	Anomaly	1901-2000 Mean
Illinois	31.7°F	109	3.6°F	28.0°F

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Mapping, published June 2025, retrieved on July 9, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/mapping

Climate at a Glance Statewide Mapping

Statewide Mapping

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