Temperature

The Illinois state climatologist says 2017 was the sixth warmest year on record in the state with an average temperature of 54.3 degrees, or 2 degrees above normal.

With frigid below-normal temperatures in much of the country, emergency management officials are offering safety tips for winter driving.

Illinois' state climatologist says the state saw wide temperature swings throughout November but the month ended up slightly cooler than average.

Illinois climate experts say the state saw the tenth-wettest October since 1895 this year thanks to average statewide precipitation of nearly 5 inches.

Illinois saw cooler-than-average temperatures in August and the National Weather Service says the lower temperatures are expected to continue in September.

Experts say heavy rain and flooding affected northern Illinois in July while the central and southern parts of the state saw dry weather that caused crop damage.

Weather experts say data show Illinois had a cool and rainy May this year. Illinois state climatologist Jim Angel says the statewide average temperature during May was 61.9 degrees. That's eight-tenths of a degree below normal.

The Department of Agriculture says wet, cool conditions in Illinois kept farmers out of their field for much of last week.  The average temperature across Illinois was about three degrees below normal at 58.8 degrees. Precipitation averaged 2.09 inches, about 2 inches above normal.