Official 1981-2010 Climate Normals
City: GLENVIEW NAS
State: IL
ID: 014855
Latitude: 42.0833
Longitude: -87.8333
Elevation: 645.8 ft
Temperature-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High: 32.1 36.4 46.9 58.9 69.8 79.1 83.4 82.2 75.1 62.7 49.1 36.1
Mean: 24.9 28.9 38.0 49.1 59.3 69.0 74.1 73.2 65.5 53.4 41.2 29.0
Low: 17.7 21.3 29.1 39.3 48.9 58.8 64.7 64.2 55.9 44.0 33.4 21.9
CDD: 0 0 1 11 50 167 284 262 110 10 0 0
HDD: 1243 1012 839 488 225 48 4 8 95 371 713 1116
Number of Days
T090: 0.0 0.0 0.0 0.0 0.8 2.9 6.4 4.4 1.8 0.0 0.0 0.0
T100: 0.0 0.0 0.0 0.0 0.0 0.2 0.4 0.3 0.0 0.0 0.0 0.0
T000: 3.5 1.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7
T032: 27.1 23.5 19.9 5.2 0.1 0.0 0.0 0.0 0.0 2.6 12.5 24.6
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Annual Values
High Temp: 59.4 F
Mean Temp: 50.6 F
Low Temp: 41.7 F
Cooling DD: 895
Heating DD: 6161
Days above 90 (T090): 16.3
Days above 100 (T100): 0.9
Days below 0 (T000): 6.5
Days below 32 (T032): 115.3
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Precipitation-Related Normals
Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prcp: 1.80 2.12 2.32 3.35 3.91 3.56 4.04 4.56 3.63 3.03 3.15 2.38
Snow: 11.9 11.1 5.8 0.6 0.1 0.0 0.0 0.0 0.0 0.0 2.3 6.4
Number of Days
P001: 10.1 8.1 10.8 11.9 11.6 9.6 10.9 10.4 11.3 10.1 12.3 11.3
P010: 4.9 4.5 5.7 7.1 6.4 5.7 6.3 6.6 6.8 5.9 7.6 5.4
P100: 0.1 0.3 0.4 0.8 0.6 1.0 1.1 1.2 0.9 0.7 0.8 0.4
S001: 7.0 5.0 3.7 0.9 0.1 0.0 0.0 0.0 0.0 0.1 1.8 5.5
S010: 3.4 2.7 1.9 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.8 2.2
S100: 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1
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Annual Values
Precipitation: 37.85 inches
Snowfall: 38.2 inches
Days precipitation at or above 0 inches (P000): 128.4
Days precipitation at or above 0.10 inches (P010): 72.9
Days Precipitation at or above 1.00 inches (P100): 8.3
Days Snowfall at or above 0.1 inches (S001): 24.1
Days Snowfall at or above 1.0 inches (S010): 11.4
Days Snowfall at or above 10.0 inches (S100): 0.3
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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
