Official 1981-2010 Climate Normals

City: VARNA  
State: IL
ID: 118797
Latitude: 41.0389
Longitude: -89.2289
Elevation:  728.8 ft



Precipitation-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Prcp:    1.73   1.54   2.55   3.54   4.62   3.76   4.44   3.89   3.36   2.85   3.28   1.97
Snow:     6.4    2.4    1.8    0.8    0.0    0.0    0.0    0.0    0.0    0.0    0.7    3.4

Number of Days
P001:     6.0    5.0    6.8    8.5    9.3    7.7    7.3    7.4    5.9    6.5    6.3    6.4
P010:     4.0    3.3    5.1    6.9    7.3    6.3    6.1    6.0    5.0    5.2    5.3    4.3
P100:     0.5    0.2    0.6    0.7    1.2    1.2    1.2    1.3    1.0    0.8    0.7    0.4
S001:     2.0    1.2    0.4    0.2    0.0    0.0    0.0    0.0    0.0    0.1    0.3    1.6
S010:     1.9    1.0    0.4    0.2    0.0    0.0    0.0    0.0    0.0    0.0    0.3    1.6
S100:     0.1    0.0    0.0    0.1    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0
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Annual Values

Precipitation:   37.53 inches
     Snowfall:    15.5 inches

   Days precipitation at or above 0 inches (P000):    83.1
Days precipitation at or above 0.10 inches (P010):    64.8
Days Precipitation at or above 1.00 inches (P100):     9.8
      Days Snowfall at or above 0.1 inches (S001):     5.8
      Days Snowfall at or above 1.0 inches (S010):     5.4
     Days Snowfall at or above 10.0 inches (S100):     0.2

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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