Official 1981-2010 Climate Normals City: NEW ATHENS State: IL ID: 116072 Latitude: 38.3219 Longitude: -89.8756 Elevation: 425.7 ft Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 2.43 2.57 3.47 3.93 4.93 4.64 4.22 3.30 3.46 3.50 4.09 3.33 Number of Days P001: 7.0 6.9 9.3 10.5 11.5 9.6 8.5 7.8 7.2 8.5 9.5 9.0 P010: 4.4 4.9 6.2 7.1 7.6 7.3 6.2 5.7 4.8 5.9 6.6 6.2 P100: 0.5 0.6 0.7 1.0 1.2 1.5 1.5 1.0 1.3 0.8 1.3 0.8 ------------------------------------------------------------------------------------------ Annual Values Precipitation: 43.87 inches Days precipitation at or above 0 inches (P000): 105.3 Days precipitation at or above 0.10 inches (P010): 72.9 Days Precipitation at or above 1.00 inches (P100): 12.2 ------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------ 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