Official 1981-2010 Climate Normals City: TUSCOLA State: IL ID: 118684 Latitude: 39.7950 Longitude: -88.2900 Elevation: 654.7 ft Temperature-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High: 33.0 37.6 49.9 63.0 73.5 82.9 85.4 84.1 78.3 65.9 50.8 36.9 Mean: 25.2 29.1 40.3 52.5 63.2 72.8 75.5 73.7 66.4 54.5 41.7 29.4 Low: 17.3 20.6 30.7 41.9 52.9 62.8 65.5 63.2 54.5 43.1 32.7 21.9 CDD: 0 0 1 11 79 250 325 273 118 16 0 0 HDD: 1235 1005 766 387 135 14 1 5 76 342 698 1103 Number of Days T090: 0.0 0.0 0.0 0.0 0.6 4.4 6.3 5.2 2.0 0.0 0.0 0.0 T100: 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1 0.0 0.0 0.0 0.0 T000: 3.4 1.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 T032: 27.7 24.4 17.9 4.4 0.2 0.0 0.0 0.0 0.1 3.8 14.6 26.0 ------------------------------------------------------------------------------------------ Annual Values High Temp: 61.9 F Mean Temp: 52.1 F Low Temp: 42.4 F Cooling DD: 1073 Heating DD: 5768 Days above 90 (T090): 18.5 Days above 100 (T100): 0.3 Days below 0 (T000): 6.6 Days below 32 (T032): 118.9 ------------------------------------------------------------------------------------------ Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 2.10 2.20 2.81 4.15 4.18 4.44 4.76 3.26 3.01 3.25 3.85 2.94 Snow: 6.1 4.4 2.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.7 4.7 Number of Days P001: 7.8 7.2 9.5 10.8 10.7 9.6 8.5 7.6 6.9 8.0 8.9 9.4 P010: 4.8 4.8 6.5 8.1 7.7 7.0 6.3 4.9 4.6 5.6 6.6 5.9 P100: 0.5 0.5 0.4 1.1 1.1 1.2 1.5 0.9 1.0 0.8 1.2 0.8 S001: 3.2 2.7 1.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.5 3.2 S010: 2.1 1.6 0.7 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.6 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: 40.95 inches Snowfall: 18.0 inches Days precipitation at or above 0 inches (P000): 104.9 Days precipitation at or above 0.10 inches (P010): 72.8 Days Precipitation at or above 1.00 inches (P100): 11.0 Days Snowfall at or above 0.1 inches (S001): 10.8 Days Snowfall at or above 1.0 inches (S010): 6.4 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