Climatological Report (Monthly)
Issued by NWS St Louis, MO

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CXUS53 KLSX 011344
CLMSTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
833 AM CDT TUE OCT 1 2013

...................................

...THE ST. LOUIS MO CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/04/1954
 LOW               32   09/28/1942
HIGHEST            99   09/09                         93
LOWEST             51   09/22                         44
AVG. MAXIMUM     84.3              80.2     4.1     78.9
AVG. MINIMUM     63.5              60.6     2.9     59.9
MEAN             73.9              70.4     3.5     69.4
DAYS MAX >= 90      6               3.5     2.5        3
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.04   1945
 MINIMUM            T   1979
                        1940
TOTALS           2.74              3.13   -0.39     3.03
DAILY AVG.       0.09              0.10   -0.01     0.10
DAYS >= .01         7               7.4    -0.4       11
DAYS >= .10         4               4.6    -0.6        8
DAYS >= .50         1               1.9    -0.9        3
DAYS >= 1.00        1               1.1    -0.1        0
GREATEST
 24 HR. TOTAL    1.81   09/01

DEGREE_DAYS
HEATING TOTAL       3                40     -37       31
 SINCE 7/1          3                41     -38       31
COOLING TOTAL     279               202      77      171
 SINCE 1/1       1665              1601      64     2169
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    32/270    DATE  09/01
HIGHEST GUST SPEED/DIRECTION    48/170    DATE  09/01

SKY COVER
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          3


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      0
HAZE                      6

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$

...DAILY...

2 DAILY RECORD HIGHS (09/10 AND 09/11).

1 DAILY RECORD HIGH MINIMUM (09/10).


...MONTHLY...

T-20TH WARMEST SEPTEMBER ON RECORD (73.9 DEGREES).






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