Official 1981-2010 Climate Normals
City: DIXON SPRINGS AG
State: IL
ID: 112353
Latitude: 37.4389
Longitude: -88.6678
Elevation: 526.8 ft
Temperature-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High: 44.3 49.5 60.0 70.3 78.2 86.1 89.3 89.1 82.9 72.0 59.2 46.7
Mean: 35.5 40.0 49.2 58.9 67.1 75.1 78.6 77.8 70.7 59.8 49.3 38.2
Low: 26.7 30.4 38.5 47.5 56.1 64.1 67.9 66.4 58.5 47.6 39.4 29.7
CDD: 0 0 8 42 132 309 422 396 207 47 5 0
HDD: 914 702 496 225 66 6 0 1 36 208 476 831
Number of Days
T090: 0.0 0.0 0.0 0.0 0.7 8.1 14.6 13.6 5.1 0.1 0.0 0.0
T100: 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6 0.1 0.0 0.0 0.0
T000: 0.7 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4
T032: 20.6 15.0 9.7 2.1 0.0 0.0 0.0 0.0 0.0 2.3 7.7 17.5
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Annual Values
High Temp: 69.1 F
Mean Temp: 58.4 F
Low Temp: 47.8 F
Cooling DD: 1568
Heating DD: 3960
Days above 90 (T090): 42.2
Days above 100 (T100): 0.8
Days below 0 (T000): 1.3
Days below 32 (T032): 74.9
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Precipitation-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prcp: 3.62 3.51 4.37 4.56 5.57 4.07 3.86 3.29 3.54 3.89 4.51 4.49
Snow: 2.5 2.8 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.0 1.5
Number of Days
P001: 7.9 8.5 9.7 10.0 10.5 8.9 7.9 6.3 6.3 7.5 9.2 9.2
P010: 5.5 5.6 6.7 7.4 7.8 6.9 6.0 4.6 4.7 5.5 7.0 6.6
P100: 0.9 0.9 1.1 1.4 1.8 1.1 1.1 1.0 1.3 1.1 1.4 1.3
S001: 1.6 1.5 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.6
S010: 0.8 0.9 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.4
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: 49.28 inches
Snowfall: 7.6 inches
Days precipitation at or above 0 inches (P000): 101.9
Days precipitation at or above 0.10 inches (P010): 74.3
Days Precipitation at or above 1.00 inches (P100): 14.4
Days Snowfall at or above 0.1 inches (S001): 4.1
Days Snowfall at or above 1.0 inches (S010): 2.4
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
