Moline Climate Normals

Official 1981-2010 Climate Normals

City: MOLINE WSO AP
State: IL
ID: 014923
Latitude: 41.4653
Longitude: -90.5233
Elevation:  591.7 ft

Temperature-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
High:    31.0   35.7   48.8   62.3   72.9   82.3   85.8   83.8   76.8   64.1   49.2   34.6
Mean:    22.6   27.0   39.1   51.4   61.8   71.5   75.4   73.5   65.4   53.2   40.0   26.6
 Low:    14.3   18.3   29.4   40.5   50.7   60.7   65.0   63.2   53.9   42.4   30.9   18.6
 CDD:       0      0      1     13     62    214    324    269    106     14      1      0
 HDD:    1313   1064    804    421    161     19      2      6     96    378    749   1190

Number of Days
T090:     0.0    0.0    0.0    0.1    0.7    4.0    7.7    5.3    1.9    0.2    0.0    0.0
T100:     0.0    0.0    0.0    0.0    0.0    0.1    0.2    0.2    0.0    0.0    0.0    0.0
T000:     5.2    2.6    0.1    0.0    0.0    0.0    0.0    0.0    0.0    0.0    0.0    2.4
T032:    29.0   24.6   19.1    5.6    0.2    0.0    0.0    0.0    0.2    4.3   16.6   27.2
------------------------------------------------------------------------------------------
Annual Values

 High Temp:    60.7 F
 Mean Temp:    50.7 F
  Low Temp:    40.8 F
Cooling DD:    1005
Heating DD:    6204

Days above  90 (T090):    19.8
Days above 100 (T100):     0.5
Days below   0 (T000):    10.3
Days below  32 (T032):   126.9
------------------------------------------------------------------------------------------


Precipitation-Related Normals

Normal    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Prcp:    1.49   1.60   2.86   3.59   4.32   4.49   4.29   4.52   3.09   2.97   2.56   2.18
Snow:     9.4    6.8    4.0    0.9    0.0    0.0    0.0    0.0    0.0    0.0    1.2    9.3

Number of Days
P001:     8.8    8.3   10.1   11.0   11.7   10.5    9.8    9.8    8.2    9.1    9.8   10.0
P010:     4.2    3.8    5.7    6.7    7.5    7.4    6.4    6.3    5.1    5.5    5.2    5.1
P100:     0.2    0.3    0.6    0.9    1.2    1.3    1.0    1.5    0.8    0.7    0.4    0.3
S001:     7.1    5.6    3.2    0.7    0.0    0.0    0.0    0.0    0.0    0.0    1.7    6.8
S010:     2.8    2.1    1.4    0.2    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
------------------------------------------------------------------------------------------
Annual Values

Precipitation:   37.96 inches
     Snowfall:    31.6 inches

   Days precipitation at or above 0 inches (P000):   117.1
Days precipitation at or above 0.10 inches (P010):    68.9
Days Precipitation at or above 1.00 inches (P100):     9.2
      Days Snowfall at or above 0.1 inches (S001):    25.1
      Days Snowfall at or above 1.0 inches (S010):     9.7
     Days Snowfall at or above 10.0 inches (S100):     0.0

------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------
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