Kewanee Climate Normals

Official 1981-2010 Climate Normals

City: KEWANEE 1 E
State: IL
ID: 114710
Latitude: 41.2428
Longitude: -89.8997
Elevation: 779.7 ft

Temperature-Related Normals

Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High: 29.6 34.5 47.1 60.6 71.2 80.4 83.5 81.9 75.3 63.0 48.2 33.5
Mean: 21.3 25.8 37.0 49.2 60.1 69.9 73.1 71.2 63.1 51.3 38.9 25.4
Low: 13.0 17.0 26.9 37.7 49.0 59.3 62.8 60.4 50.8 39.6 29.7 17.4
CDD: 0 0 0 7 45 174 257 204 70 7 0 0
HDD: 1354 1099 868 482 197 29 5 13 129 432 782 1226

Number of Days
T090: 0.0 0.0 0.0 0.0 0.2 2.1 4.4 2.9 0.9 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: 5.6 3.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.3
T032: 29.2 25.3 22.5 8.2 0.3 0.0 0.0 0.0 0.3 6.5 18.5 28.2
------------------------------------------------------------------------------------------
Annual Values

High Temp: 59.2 F
Mean Temp: 49.0 F
Low Temp: 38.7 F
Cooling DD: 764
Heating DD: 6615

Days above 90 (T090): 10.5
Days above 100 (T100): 0.3
Days below 0 (T000): 12.1
Days below 32 (T032): 138.9
------------------------------------------------------------------------------------------

Precipitation-Related Normals

Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prcp: 1.59 1.74 2.63 3.43 4.14 4.58 3.94 4.22 3.51 2.87 2.83 2.12
Snow: 7.9 6.2 2.7 0.8 0.0 0.0 0.0 0.0 0.0 0.2 0.7 8.1

Number of Days
P001: 8.1 7.6 9.5 10.5 12.7 11.8 10.0 10.0 8.0 10.5 9.8 9.6
P010: 4.0 3.9 5.7 7.0 7.5 6.9 6.4 6.4 5.1 5.5 5.7 4.8
P100: 0.2 0.3 0.4 0.7 1.0 1.4 1.2 1.3 0.8 0.6 0.6 0.3
S001: 4.8 4.1 1.6 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.6 4.8
S010: 2.3 2.0 0.9 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.3 2.8
S100: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1
------------------------------------------------------------------------------------------
Annual Values

Precipitation: 37.60 inches
Snowfall: 26.6 inches

Days precipitation at or above 0 inches (P000): 118.1
Days precipitation at or above 0.10 inches (P010): 68.9
Days Precipitation at or above 1.00 inches (P100): 8.8
Days Snowfall at or above 0.1 inches (S001): 16.4
Days Snowfall at or above 1.0 inches (S010): 8.6
Days Snowfall at or above 10.0 inches (S100): 0.1

------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------
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