Recent Data
Local and Regional Data
Latest Precipitation and Min/Max Temperature Table for Northern Illinois Region
(
archive of these data
)
Images of Chicago Region Coop Obs:
High Temps
,
Low Temps
,
Precipitation
,
Snowfall
,
Snow Depth
Northern Plains and Midwest:
Normal Temps
,
Observed Maximum and Minimum Temps for Yesterday
National Data
Last 24-hr Observed Data:
High Temps
,
Low Temps
,
24-hr Temp Change
,
Precipitation
,
Snow Cover
Today's Normal Temperatures:
Maximum
,
Minimum
Snow Analyses
Historical Data for the Coop
1981-2010 Climate Normals and Updated Records
[updated 1/6/2011]
1966-2005 DeKalb Coop Daily High, Low, Precip and Snowfall
(csv format)
1966-2005 DeKalb Coop Monthly Precipitation Tallies
(csv format)
1966-Current DeKalb Coop Monthly Precipitation Tallies
DeKalb Climate Normals -- Average Daily Temperatures based on 1971-2000 Climate Record
(csv format)
DeKalb Snow Climatology Data
Illinois Climate Network Data
(includes monthly tallies for DeKalb and other Illinois Stations)
Historical Data for the Coop's Davis Weather Station (These data are not official Coop records)
Daily Report from Coop
Davis
Weather Station
Additional Data Sources
National Climatic Data Center
Storm Prediction Center
(historical storm data)
Midwest Climate Center
Illinois State Climatologist Office
Illinois Climate Network Data
NWS Romeoville (Chicago)