Lanark Climate Normals

Official 1981-2010 Climate Normals

City: LANARK  
State: IL
ID: 114879
Latitude: 42.0925
Longitude: -89.8422
Elevation:  829.8 ft



Precipitation-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Prcp:    1.30   1.41   2.44   3.40   4.01   4.94   4.78   4.15   3.15   2.97   2.72   1.70

Number of Days
P001:     6.8    6.9    8.6    9.6   12.1   11.8    9.2    8.7    7.4    8.5    7.7    8.8
P010:     3.1    3.8    4.9    7.4    7.1    7.9    6.5    6.1    5.1    4.5    4.2    4.2
P100:     0.3    0.2    0.6    1.4    1.0    1.8    1.8    1.2    0.8    0.7    0.3    0.3
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Annual Values

Precipitation:   36.97 inches

   Days precipitation at or above 0 inches (P000):   106.1
Days precipitation at or above 0.10 inches (P010):    64.8
Days Precipitation at or above 1.00 inches (P100):    10.4

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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