The preliminary statewide average March temperature was 47.3 degrees, 5.9 degrees above the 1991–2020 normal, 7.5 degrees above the 20th Century average, 5.3 degrees above the most recent 30-year average, and it tied for 9th warmest March on record going back to 1895. The preliminary statewide average total March precipitation was 4.85 inches, 1.91 inches […]
Category: Climate Monitoring
July Was H-O-T T-O G-O
The preliminary statewide average July temperature was 78.3 degrees, 2.9 degrees above the 1991–2020 average and tied for 16th warmest on record going back to 1895. The preliminary statewide total July precipitation was 5.95 inches, 1.89 inches above the 1991–2020 average and the 10th wettest on record. Data are provisional and may change slightly over […]
Staying Ahead of Intense Precipitation in Illinois
The Prairie State is no stranger to intense precipitation and consequential flooding. However, the frequency and intensity of rainfall have been increasing in recent decades, putting a renewed focus on the information, warning systems, planning and preparation needed to protect Illinois from the threat of intense rainfall. Intense Rainfall Background The philosopher Luke Bryan argued, […]
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Spring Begins with a Very Warm March
The statewide average March temperature was 47.7°F, 6.3° above the 1991-2020 normal for March and the 7th warmest March on record statewide. The statewide average total March precipitation was 2.76 inches, 0.18 inches below normal and the 58th driest March on record statewide. March Temperatures Start and End Like a Lamb March temperatures had ebb […]