Official 1981-2010 Climate Normals City: WOODHULL State: IL ID: 119469 Latitude: 41.1831 Longitude: -90.3164 Elevation: 814.8 ft Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 1.40 1.64 2.48 3.54 3.80 4.41 4.01 3.74 3.21 2.68 3.08 2.23 Snow: 7.8 5.7 4.1 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.7 7.5 Number of Days P001: 7.1 6.4 8.6 9.6 10.9 10.1 9.1 8.4 6.9 7.5 7.8 7.9 P010: 3.8 4.3 5.6 7.3 7.4 7.6 6.8 6.2 4.9 5.4 5.0 5.2 P100: 0.2 0.4 0.3 0.7 1.4 1.3 1.2 1.2 1.1 0.6 0.4 0.3 S001: 3.6 2.7 1.7 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.4 3.6 S010: 2.0 1.7 1.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.6 S100: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ------------------------------------------------------------------------------------------ Annual Values Precipitation: 36.22 inches Snowfall: 26.1 inches Days precipitation at or above 0 inches (P000): 100.3 Days precipitation at or above 0.10 inches (P010): 69.5 Days Precipitation at or above 1.00 inches (P100): 9.1 Days Snowfall at or above 0.1 inches (S001): 12.2 Days Snowfall at or above 1.0 inches (S010): 7.7 Days Snowfall at or above 10.0 inches (S100): 0.0 ------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------ KEY: High - average daily high temperature, degrees F Mean - average daily mean temperature, degrees F Low - average daily low temperature, degrees F CDD - cooling degree days, base 50F HDD - heating degree days, base 50F T090 - number of Days with Temperatures above 90 degrees F T100 - number of Days with Temperatures above 100 degrees F T000 - number of Days with Temperatures below 0 degrees F T032 - number of Days with Temperatures below 32 degrees F Prcp - precipitation, inches Snow - snowfall, inches P001 - number of Days with Precipitation of 0.01 inches or more P010 - number of Days with Precipitation of 0.10 inches or more P100 - number of Days with Precipitation of 1.00 inches or more S001 - number of Days with Snowfall of 0.1 inches or more S010 - number of Days with Snowfall of 1.0 inches or more S100 - number of Days with Snowfall of 10.0 inches or more Page Source: Dr. Jim Angel, State Climatologist Illinois State Water Survey Prairie Research Institute University of Illinois Data Source: NOAA National Climatic Data Center