Official 1981-2010 Climate Normals City: MURPHYSBORO 2 SW State: IL ID: 115983 Latitude: 37.7608 Longitude: -89.3656 Elevation: 549.7 ft Precipitation-Related Normals Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Prcp: 2.67 2.62 4.50 3.85 5.22 4.11 3.38 2.94 3.50 4.12 4.32 3.85 Snow: 3.2 1.9 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 4.0 Number of Days P001: 7.1 6.6 9.1 8.8 10.5 8.1 6.6 6.0 5.6 7.1 7.2 8.1 P010: 5.4 5.3 7.1 7.1 8.0 6.3 5.1 5.0 4.5 5.7 5.6 6.4 P100: 0.5 0.7 1.2 1.2 1.6 1.4 0.9 0.6 0.9 1.1 0.9 0.7 S001: 1.5 1.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.3 S010: 1.3 0.9 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.1 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: 45.08 inches Snowfall: 9.9 inches Days precipitation at or above 0 inches (P000): 90.8 Days precipitation at or above 0.10 inches (P010): 71.5 Days Precipitation at or above 1.00 inches (P100): 11.7 Days Snowfall at or above 0.1 inches (S001): 4.1 Days Snowfall at or above 1.0 inches (S010): 3.5 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