Official 1981-2010 Climate Normals
City: GIBSON CITY
State: IL
ID: 113413
Latitude: 40.4731
Longitude: -88.3653
Elevation: 749.8 ft
Temperature-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High: 31.4 36.3 48.1 61.5 72.4 81.5 83.9 82.5 76.9 63.7 49.3 35.0
Mean: 24.5 29.0 39.5 50.5 61.4 70.7 73.6 71.6 65.0 52.5 41.1 28.0
Low: 17.6 21.7 30.8 39.4 50.5 59.9 63.3 60.7 53.0 41.3 33.0 21.0
CDD: 0 0 1 9 61 199 270 217 100 11 0 0
HDD: 1255 1008 793 445 171 29 3 13 102 398 716 1147
Number of Days
T090: 0.0 0.0 0.0 0.0 0.7 4.0 4.9 3.9 1.3 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: 3.4 1.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.3
T032: 27.1 22.5 17.9 6.0 0.2 0.0 0.0 0.0 0.1 5.5 14.3 25.5
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Annual Values
High Temp: 60.3 F
Mean Temp: 50.7 F
Low Temp: 41.1 F
Cooling DD: 869
Heating DD: 6080
Days above 90 (T090): 14.7
Days above 100 (T100): 0.3
Days below 0 (T000): 7.5
Days below 32 (T032): 119.1
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Precipitation-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prcp: 1.75 1.71 2.51 3.47 4.22 4.09 3.81 3.83 2.69 3.06 3.16 2.42
Snow: 6.0 4.9 1.6 0.8 0.0 0.0 0.0 0.0 0.0 0.1 0.9 5.7
Number of Days
P001: 8.0 7.5 9.9 11.0 11.1 10.1 8.7 8.9 7.1 9.4 10.3 9.5
P010: 3.7 3.9 5.8 7.2 7.7 6.6 6.5 6.0 4.7 5.6 6.5 5.3
P100: 0.2 0.3 0.3 0.8 0.9 0.8 1.3 1.2 0.6 0.9 0.7 0.5
S001: 4.2 3.6 1.6 0.3 0.0 0.0 0.0 0.0 0.0 0.1 0.9 3.3
S010: 2.3 2.1 0.7 0.2 0.0 0.0 0.0 0.0 0.0 0.1 0.4 2.0
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: 36.72 inches
Snowfall: 20.0 inches
Days precipitation at or above 0 inches (P000): 111.5
Days precipitation at or above 0.10 inches (P010): 69.5
Days Precipitation at or above 1.00 inches (P100): 8.5
Days Snowfall at or above 0.1 inches (S001): 14.0
Days Snowfall at or above 1.0 inches (S010): 7.8
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
