Official 1981-2010 Climate Normals City: BELVIDERE State: IL ID: 110583 Latitude: 42.2550 Longitude: -88.8644 Elevation: 737.7 ft Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 1.44 1.46 2.16 3.46 3.88 5.35 3.98 5.05 3.62 3.00 2.73 2.16 Snow: 11.1 8.4 3.3 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.6 12.5 Number of Days P001: 9.5 9.1 10.4 11.4 12.7 12.2 8.5 10.0 7.9 9.9 8.3 10.1 P010: 4.8 4.8 5.1 7.3 7.8 8.8 6.0 6.6 5.1 5.9 4.2 5.7 P100: 0.1 0.1 0.4 0.9 1.0 1.5 0.9 1.5 1.0 0.5 0.2 0.2 S001: 6.5 5.3 2.9 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.7 7.5 S010: 3.7 2.7 1.5 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.4 4.6 S100: 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ------------------------------------------------------------------------------------------ Annual Values Precipitation: 38.29 inches Snowfall: 36.1 inches Days precipitation at or above 0 inches (P000): 120.0 Days precipitation at or above 0.10 inches (P010): 72.1 Days Precipitation at or above 1.00 inches (P100): 8.3 Days Snowfall at or above 0.1 inches (S001): 23.4 Days Snowfall at or above 1.0 inches (S010): 13.0 Days Snowfall at or above 10.0 inches (S100): 0.2 ------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------ 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