2011 Year End Statistics for Sioux City IA

...SIOUX CITY IOWA STATISTICS FOR 2011...
 
...TEMPERATURES...
 
               AVERAGE      AVERAGE   DEPARTURE EXTREMES
 MONTH        MAX   MIN     MONTHLY   FROM NORM HIGH LOW
 
JANUARY      22.7  4.4       13.5    MINUS 5.1   43 16B
FEBRUARY     32.0 11.3       21.7    MINUS 3.4   63 16B
MARCH        45.3 25.1       35.2    MINUS 1.3   68  5
APRIL        59.3 36.1       47.7    MINUS 1.8   82 23
MAY          72.0 48.2       60.1    MINUS 1.1   96 26
JUNE         81.4 60.3       70.9     PLUS 0.4  100 49
JULY         90.1 70.5       80.3     PLUS 6.0   99 61
AUGUST       84.8 62.3       73.5     PLUS 1.4  100 50
SEPTEMBER    74.4 45.9       60.2    MINUS 3.2   91 29
OCTOBER      69.3 38.5       53.9     PLUS 3.2   90 18
NOVEMBER     50.4 24.6       37.5     PLUS 1.7   67 10
DECEMBER     38.2 14.9       26.5     PLUS 3.9   57  9B
 
                    ...YEARLY AVERAGES...
 
 2011        60.0 36.8      48.4                100 16B
 
NORMAL YEAR  59.7 37.1      48.4
 
...PRECIPITATION...
 
                 DEPARTURE                DEPARTURE     MAX WIND GUST
    MONTH        FROM NORM     SNOWFALL   FROM NORM   DIRECTION/MPH/DATE
 
JANUARY   1.83  PLUS 1.21        21.1     PLUS 14.4   NW 48 ON 7TH
FEBRUARY  0.73  PLUS 0.06         3.8    MINUS 2.8    NW 45 ON 14TH
MARCH     0.90 MINUS 1.10         6.0    MINUS 0.5    NW 45 ON 12TH
APRIL     4.29  PLUS 1.34           T    MINUS 1.8     S 49 ON 29TH
MAY       6.67  PLUS 2.93                             SW 49 ON 11TH
JUNE      5.03  PLUS 1.14                             NW 67 ON 26TH
JULY      0.78 MINUS 2.66                             SW 48 ON 11TH
AUGUST    2.53 MINUS 0.70                              W 53 ON 7TH
SEPTEMBER 0.31 MINUS 2.65                             NW 44 ON 29TH
OCTOBER   0.23 MINUS 1.90         0.0   MINUS 1.0      S 44 ON 6TH
NOVEMBER  0.05 MINUS 1.26           T   MINUS 4.4     NW 53 ON 26TH
DECEMBER  0.58 MINUS 0.22         2.8   MINUS 5.0     NW 44 ON 31ST
 
                      ...YEARLY AVERAGES...
 
 2011    23.93 MINUS 3.54                             NW 67 ON JUNE 26TH
 


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