SIOUX FALLS AREA
CLIMATIC SUMMARY
2011

Data compiled by Joe Sheehan
Climatic Focal Point
National Weather Service, Sioux Falls

THE FOLLOWING TABLES GIVE A MONTH BY MONTH BREAKDOWN OF WEATHER IN 2011 AT THE SIOUX FALLS AIRPORT...

TEMPERATURES

               AVERAGE     AVERAGE   DEPARTURE  EXTREMES   MONTHLY
MONTH         MAX   MIN    MONTHLY   FROM NORM  HIGH LOW   RECORDS

JANUARY      19.5   1.1      10.3    MINUS 3.7   39  17B
FEBRUARY     26.4   7.2      16.8    MINUS 4.0   50  20B
MARCH        39.0  20.7      29.8    MINUS 2.8   64   2B
APRIL        54.2  33.6      43.9    MINUS 1.8   75  24
MAY          67.3  45.7      56.5    MINUS 1.3   86  24
JUNE         77.4  56.8      67.1    MINUS 0.4   99  45
JULY         87.0  67.7      77.3    PLUS  4.3   96  58
AUGUST       81.7  60.4      71.0    PLUS  0.4   98  50
SEPTEMBER    72.7  46.5      59.6    MINUS 1.7   90  30
OCTOBER      65.7  40.6      53.1    PLUS  5.2   86  20
NOVEMBER     48.5  24.0      36.2    PLUS  3.6   65   5    TIED 8TH
DECEMBER     37.6  16.2      26.9    PLUS  7.7   53   3B

                     ...YEARLY AVERAGES...

     2011    56.4  35.0      45.7    PLUS  0.1   99  20B

NORMAL YEAR  56.4  34.8      45.6

PRECIPITATION (INCHES) AND WINDS

                 DEPARTURE               DEPARTURE    MAX WIND GUST
   MONTH         FROM NORM    SNOWFALL   FROM NORM  DIRECTION/MPH/DATE

JANUARY   1.17   PLUS 0.61       14.8    PLUS 7.1      DATA MISSING
FEBRUARY  0.95   PLUS 0.35        7.9    PLUS 1.0      NW 53 ON 14TH
MARCH     0.74  MINUS 1.02        3.0   MINUS 5.4      NW 51 ON 11TH
APRIL     3.09   PLUS 0.08        0.9   MINUS 3.7       W 49 ON 30TH
MAY       5.42   PLUS 2.02                             NW 47 ON 1ST
JUNE      4.26   PLUS 0.34                              E 63 ON 26TH
JULY      5.76   PLUS 2.67                             NW 41 ON 1 ST
AUGUST    1.40  MINUS 1.65                             NW 43 ON 11TH
SEPTEMBER 0.20  MINUS 2.57        (2ND DRIEST)          W 51 ON 20TH
OCTOBER   0.63  MINUS 1.54        0.0   MINUS 1.3       S 48 ON 6TH
NOVEMBER  0.04  MINUS 1.32        0.1   MINUS 7.3      NW 49 ON 26TH
DECEMBER  0.62  MINUS 0.07        0.4   MINUS 7.8      NW 39 ON 31ST AND 14TH

                     ...YEARLY AVERAGES...

   2011  24.28  MINUS 2.10       27.4   MINUS 17.1      E 63 ON JUNE 26TH

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.