Official 1981-2010 Climate Normals City: FULTON L&D #13 State: IL ID: 113290 Latitude: 41.8978 Longitude: -90.1544 Elevation: 591.7 ft Temperature-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High: 29.9 34.5 46.1 60.3 71.5 80.8 84.5 82.5 75.6 63.3 48.1 33.5 Mean: 21.4 25.8 37.0 49.9 60.8 70.7 74.5 72.5 64.8 52.7 39.7 26.0 Low: 12.9 17.2 27.9 39.5 50.2 60.6 64.5 62.5 54.1 42.2 31.4 18.5 CDD: 0 0 0 9 48 199 297 240 95 9 0 0 HDD: 1351 1096 868 462 176 28 3 7 100 389 758 1209 Number of Days T090: 0.0 0.0 0.0 0.0 0.5 3.6 5.9 4.5 0.8 0.0 0.0 0.0 T100: 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.2 0.0 0.0 0.0 0.0 T000: 5.9 3.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.1 T032: 29.2 24.8 21.3 5.3 0.2 0.0 0.0 0.0 0.1 3.3 15.5 27.1 ------------------------------------------------------------------------------------------ Annual Values High Temp: 59.3 F Mean Temp: 49.8 F Low Temp: 40.2 F Cooling DD: 899 Heating DD: 6449 Days above 90 (T090): 15.3 Days above 100 (T100): 0.3 Days below 0 (T000): 12.5 Days below 32 (T032): 126.8 ------------------------------------------------------------------------------------------ Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 1.38 1.48 2.36 3.01 3.69 4.16 3.30 4.33 2.83 2.82 2.47 1.77 Number of Days P001: 6.1 5.8 8.2 9.4 9.6 9.9 7.8 8.1 6.9 8.0 7.7 7.4 P010: 2.9 3.5 4.8 5.8 7.0 6.8 5.6 5.9 5.0 4.9 4.9 4.6 P100: 0.1 0.2 0.5 0.7 0.9 1.2 1.0 1.3 0.7 0.9 0.5 0.3 ------------------------------------------------------------------------------------------ Annual Values Precipitation: 33.60 inches Days precipitation at or above 0 inches (P000): 94.9 Days precipitation at or above 0.10 inches (P010): 61.7 Days Precipitation at or above 1.00 inches (P100): 8.3 ------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------ 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