Dixon Climate Normals

Official 1981-2010 Climate Normals

City: DIXON 1 NW
State: IL
ID: 112348
Latitude: 41.8472
Longitude: -89.5047
Elevation:  700.0 ft

Temperature-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
High:    28.8   33.5   46.1   60.2   70.5   79.4   82.6   81.1   74.5   62.4   47.4   32.7
Mean:    20.2   24.6   36.6   49.0   59.6   68.9   72.6   70.9   62.9   51.0   38.4   24.6
 Low:    11.6   15.7   27.0   37.8   48.6   58.4   62.6   60.6   51.4   39.7   29.3   16.5
 CDD:       0      0      0      8     42    156    242    197     72      8      0      0
 HDD:    1389   1131    882    488    211     39      7     16    134    441    800   1252

Number of Days
T090:     0.0    0.0    0.0    0.1    0.3    1.7    4.0    2.7    0.9    0.0    0.0    0.0
T100:     0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.1    0.0    0.0    0.0    0.0
T000:     6.8    4.3    0.1    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    3.9
T032:    29.6   25.7   22.5    7.4    0.5    0.0    0.0    0.0    0.3    7.2   18.1   28.3
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Annual Values

 High Temp:    58.4 F
 Mean Temp:    48.4 F
  Low Temp:    38.4 F
Cooling DD:     726
Heating DD:    6789

Days above  90 (T090):     9.8
Days above 100 (T100):     0.1
Days below   0 (T000):    15.1
Days below  32 (T032):   139.6
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Precipitation-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Prcp:    1.57   1.58   2.47   3.50   4.41   4.90   4.14   4.50   3.55   2.90   2.69   2.19
Snow:    11.2    5.8    4.1    0.7    0.0    0.0    0.0    0.0    0.0    0.1    1.4    6.9

Number of Days
P001:     7.4    6.3    7.9    9.5    9.9    8.9    8.3    8.4    7.1    7.4    7.9    8.1
P010:     4.3    4.0    5.3    6.8    7.6    7.6    6.4    6.3    5.3    5.3    5.6    5.3
P100:     0.2    0.2    0.5    0.8    1.2    1.3    1.1    1.4    0.8    0.6    0.4    0.4
S001:     5.5    3.6    2.0    0.4    0.0    0.0    0.0    0.0    0.0    0.0    0.8    4.5
S010:     3.5    2.3    1.2    0.3    0.0    0.0    0.0    0.0    0.0    0.0    0.4    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    0.0
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Annual Values

Precipitation:   38.40 inches
     Snowfall:    30.2 inches

   Days precipitation at or above 0 inches (P000):    97.1
Days precipitation at or above 0.10 inches (P010):    69.8
Days Precipitation at or above 1.00 inches (P100):     8.9
      Days Snowfall at or above 0.1 inches (S001):    16.8
      Days Snowfall at or above 1.0 inches (S010):    10.5
     Days Snowfall at or above 10.0 inches (S100):     0.0

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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