Above Normal Temperatures So Far For September 2009

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
312 PM CDT TUE SEP 29 2009

...ABOVE NORMAL TEMPERATURES SO FAR FOR THE MONTH OF SEPTEMBER...

WITH THE MONTH OF SEPTEMBER 2009 DRAWING TO A CLOSE...A LOOK AT HOW
TEMPERATURES HAVE BEEN BEHAVING THIS MONTH SEEMS IN ORDER. IT
APPEARS THAT THIS WILL BE THE FIRST MONTH SINCE MAY OF 2009 THAT IS
ABOVE NORMAL AT THE FOUR PRIMARY CLIMATOLOGICAL SITES IN THE SIOUX
FALLS COUNTY WARNING AREA. THE FOLLOWING TABLE (WITH DATA THROUGH
SEPTEMBER 28TH) HIGHLIGHTS SOME OF THE DETAILS OF THE PAST FIVE
MONTHS OF 2009.

                  SIOUX FALLS  MITCHELL     HURON        SIOUX CITY
                  -----------  -----------  -----------  -----------
MAY MEAN          58.6 (+0.8)  59.5 (+0.4)  57.9 (-0.3)  62.1 (+0.9)
MAY AVG MAX       71.4 (+0.4)  72.9 (+2.0)  71.7 (+1.2)  75.5 (+2.3)
MAY AVG MIN       45.9 (+1.3)  46.0 (-1.2)  44.2 (-1.6)  48.8 (-0.4)

JUNE MEAN         65.8 (-1.7)  67.0 (-1.9)  64.8 (-3.1)  70.0 (-0.5)
JUNE AVG MAX      75.8 (-4.8)  77.3 (-3.4)  75.1 (-5.2)  80.3 (-2.2)
JUNE AVG MIN      55.9 (+1.4)  56.7 (-0.3)  54.4 (-1.0)  59.6 (+1.1)

JULY MEAN         68.6 (-4.4)  69.9 (-4.3)  68.5 (-4.9)  70.2 (-4.4)
JULY AVG MAX      79.5 (-6.1)  80.2 (-6.2)  80.2 (-5.9)  81.7 (-4.5)
JULY AVG MIN      57.7 (-2.6)  59.5 (-2.4)  56.7 (-4.0)  58.7 (-4.2)

AUGUST MEAN       68.0 (-2.8)  69.2 (-2.8)  67.9 (-3.6)  70.1 (-2.0)
AUGUST AVG MAX    78.7 (-4.5)  80.3 (-4.4)  80.1 (-4.3)  81.9 (-1.8)
AUGUST AVG MIN    57.2 (-1.2)  58.2 (-1.1)  55.7 (-2.9)  58.3 (-2.3)

SEPTEMBER MEAN    64.2 (+2.9)  65.1 (+2.7)  64.8 (+3.4)  64.9 (+1.5)
SEPTEMBER AVG MAX 75.1 (+0.9)  75.9 (+0.3)  75.5 (+0.8)  76.8 (+0.8)
SEPTEMBER AVG MIN 53.2 (+5.6)  54.4 (+6.1)  54.0 (+6.7)  53.1 (+3.1)

$$

TRM



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