Official 1981-2010 Climate Normals
City: PEOTONE
State: IL
ID: 116725
Latitude: 41.3269
Longitude: -87.7858
Elevation: 720.0 ft
Precipitation-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prcp: 1.81 1.75 2.42 3.77 4.67 4.54 4.45 4.33 3.70 3.63 3.91 2.48
Snow: 7.8 7.4 4.0 0.9 0.0 0.0 0.0 0.0 0.0 0.2 1.0 5.6
Number of Days
P001: 7.5 6.9 8.6 9.9 9.6 9.1 8.0 8.1 7.2 8.5 9.3 8.8
P010: 4.3 3.8 6.0 7.0 7.5 7.3 6.3 6.2 5.5 6.5 6.8 5.4
P100: 0.3 0.3 0.3 1.0 1.3 1.5 1.3 1.3 1.0 0.9 1.0 0.4
S001: 4.3 3.8 1.8 0.4 0.0 0.0 0.0 0.0 0.0 0.1 0.8 3.5
S010: 2.8 2.6 1.3 0.3 0.0 0.0 0.0 0.0 0.0 0.1 0.4 2.4
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
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Annual Values
Precipitation: 41.46 inches
Snowfall: 26.9 inches
Days precipitation at or above 0 inches (P000): 101.5
Days precipitation at or above 0.10 inches (P010): 72.6
Days Precipitation at or above 1.00 inches (P100): 10.6
Days Snowfall at or above 0.1 inches (S001): 14.7
Days Snowfall at or above 1.0 inches (S010): 9.9
Days Snowfall at or above 10.0 inches (S100): 0.0
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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
