Barrington Climate Normals

Official 1981-2010 Climate Normals

City: BARRINGTON 3SW 
State: IL
ID: 110442
Latitude: 42.1153
Longitude: -88.1639
Elevation:  874.8 ft

Temperature-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
High:    28.2   33.2   44.0   57.4   68.1   77.5   81.5   79.3   72.2   60.0   46.6   32.5
Mean:    20.6   25.0   35.2   47.5   57.8   67.6   72.1   70.2   62.3   50.3   38.4   25.2
 Low:    13.0   16.7   26.4   37.6   47.5   57.7   62.6   61.1   52.4   40.5   30.3   17.9
 CDD:       0      0      0      7     32    136    228    179     62      5      0      0
 HDD:    1376   1121    924    532    255     58     10     18    143    462    797   1234

Number of Days
T090:     0.0    0.0    0.0    0.0    0.1    1.4    3.0    1.8    0.3    0.0    0.0    0.0
T100:     0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0
T000:     5.3    3.2    0.3    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    2.8
T032:    29.4   25.9   22.3    7.8    0.6    0.0    0.0    0.0    0.3    6.0   16.7   26.8
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Annual Values

 High Temp:    56.8 F
 Mean Temp:    47.8 F
  Low Temp:    38.7 F
Cooling DD:     649
Heating DD:    6929

Days above  90 (T090):     6.5
Days above 100 (T100):  -777.7
Days below   0 (T000):    11.5
Days below  32 (T032):   135.9
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Precipitation-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Prcp:    1.90   1.89   2.29   3.56   4.24   3.85   3.78   4.86   3.40   3.10   3.04   2.26
Snow:    11.6    7.3    3.8    0.7    0.0    0.0    0.0    0.0    0.0    0.1    1.4   10.0

Number of Days
P001:     9.0    7.6    9.8   10.6   11.4   11.1    9.1    9.9    9.0   10.0   10.7   10.6
P010:     4.9    4.5    5.1    6.6    7.4    7.3    5.8    6.5    5.8    5.8    5.6    5.7
P100:     0.3    0.2    0.3    0.9    1.0    1.0    1.3    1.5    0.8    0.6    0.6    0.3
S001:     6.0    4.8    2.8    0.4    0.0    0.0    0.0    0.0    0.0    0.1    1.3    6.3
S010:     3.3    2.7    1.5    0.3    0.0    0.0    0.0    0.0    0.0    0.0    0.5    3.5
S100:     0.2    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:   38.17 inches
     Snowfall:    34.9 inches

   Days precipitation at or above 0 inches (P000):   118.8
Days precipitation at or above 0.10 inches (P010):    71.0
Days Precipitation at or above 1.00 inches (P100):     8.8
      Days Snowfall at or above 0.1 inches (S001):    21.7
      Days Snowfall at or above 1.0 inches (S010):    11.8
     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