Official 1981-2010 Climate Normals City: SHABBONA 3S State: IL ID: 117833 Latitude: 41.7322 Longitude: -88.8653 Elevation: 849.8 ft Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 1.63 1.64 2.10 3.08 4.41 4.23 4.29 4.07 3.75 2.90 2.59 2.15 Snow: 10.6 5.9 3.7 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.4 9.5 Number of Days P001: 8.4 7.2 8.1 9.7 11.5 11.2 8.4 8.2 7.2 8.0 7.2 9.6 P010: 5.0 3.9 5.2 7.1 8.2 7.9 6.1 6.0 5.4 4.6 4.5 5.5 P100: 0.2 0.2 0.5 0.7 1.5 1.4 1.2 1.2 0.6 0.9 0.5 0.4 S001: 5.5 4.0 1.9 0.4 0.0 0.0 0.0 0.0 0.0 0.1 0.6 4.8 S010: 3.2 2.2 1.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.9 S100: 0.1 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: 36.84 inches Snowfall: 30.4 inches Days precipitation at or above 0 inches (P000): 104.7 Days precipitation at or above 0.10 inches (P010): 69.4 Days Precipitation at or above 1.00 inches (P100): 9.3 Days Snowfall at or above 0.1 inches (S001): 17.3 Days Snowfall at or above 1.0 inches (S010): 9.8 Days Snowfall at or above 10.0 inches (S100): 0.1 ------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------ 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