Olive Branch Climate Normals

Official 1981-2010 Climate Normals

City: OLIVE BRANCH 
State: IL
ID: 116383
Latitude: 37.1742
Longitude: -89.3506
Elevation:  339.8 ft

Temperature-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
High:    43.7   49.2   59.3   69.9   78.3   86.1   88.7   88.0   81.6   72.0   57.8   46.0
Mean:    34.5   39.3   48.0   58.1   66.9   75.1   78.2   77.3   69.7   59.3   47.9   36.9
 Low:    25.4   29.4   36.7   46.3   55.6   64.1   67.6   66.6   57.8   46.7   38.0   27.8
 CDD:       0      0      3     30    123    307    408    382    175     35      2      0
 HDD:     944    720    530    237     63      4      0      1     34    210    515    871

Number of Days
T090:     0.0    0.0    0.0    0.1    1.6    8.5   13.3   11.2    2.7    0.0    0.0    0.0
T100:     0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.2    0.0    0.0    0.0    0.0
T000:     0.6    0.2    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.3
T032:    23.0   16.6   10.6    2.1    0.0    0.0    0.0    0.0    0.0    1.9    9.5   20.0
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Annual Values

 High Temp:    68.5 F
 Mean Temp:    57.7 F
  Low Temp:    46.9 F
Cooling DD:    1465
Heating DD:    4128

Days above  90 (T090):    37.4
Days above 100 (T100):     0.2
Days below   0 (T000):     1.2
Days below  32 (T032):    83.7
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Precipitation-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Prcp:    3.54   3.89   4.49   5.04   4.91   4.50   3.39   2.68   3.36   4.09   4.88   3.83

Number of Days
P001:     9.3    8.9   10.8   10.1   10.0    9.7    6.9    5.2    7.3    7.8    9.3    9.5
P010:     6.2    6.6    7.5    7.3    6.9    7.2    5.2    3.5    4.9    5.7    6.4    6.3
P100:     0.7    1.8    1.2    1.6    1.3    1.5    0.8    0.6    1.1    1.3    1.9    0.7
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Annual Values

Precipitation:   48.60 inches

   Days precipitation at or above 0 inches (P000):   104.8
Days precipitation at or above 0.10 inches (P010):    73.7
Days Precipitation at or above 1.00 inches (P100):    14.5

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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