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

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CXUS53 KLSX 021515 CCA
CLSSTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
822 AM CDT MON SEP 2 2013

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2013 TO 8/31/2013...

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

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             115   07/14/1954
 LOW               43   06/03/1969
HIGHEST           103   08/31
LOWEST             54   06/04
AVG. MAXIMUM     86.4              87.4    -1.0
AVG. MINIMUM     68.6              69.1    -0.5
MEAN             77.5              78.2    -0.7
DAYS MAX >= 90     37
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        27.22   1915
 MINIMUM         4.09   1926
TOTALS          10.47             11.38   -0.91
DAYS >= .01        25
DAYS >= .10        17
DAYS >= .50         6
DAYS >= 1.00        4
GREATEST
 24 HR. TOTAL    1.54   06/22 TO 06/23


DEGREE_DAYS
HEATING TOTAL       1                 6      -5
 SINCE 7/1          0                 1      -1
COOLING TOTAL    1175              1224     -49
 SINCE 1/1       1386              1399     -13
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
HIGHEST WIND SPEED/DIRECTION    46/270    DATE  08/31
HIGHEST GUST SPEED/DIRECTION    68/260    DATE  08/31


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             18     HAIL                       0
FOG W/VIS <= 1/4 MILE     3

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

$$


SEASONAL...

COOLEST SUMMER SINCE 2009. PREVIOUS 3 SUMMERS 2012...2011 AND 2010 ALL
IN THE TOP 5 WARMEST ON RECORD.

MONTHLY...

AUGUST...TIED 9TH PLACE 12 CONSECUTIVE DAYS WITH A MAXIMUM TEMPERATURE
GREATER THAN OR EQUAL TO 90 DEGREES.

AUGUST...22ND DRIEST ON RECORD 1.19 INCHES OF RAIN.

DAILY...

2 DAILY RECORD MAXIMUM TEMPERATURES SET OR TIED.

2 DAILY RECORD HIGH MINIMUM TEMPERATURES SET.

1 DAILY RECORD MINIMUM TEMPERATURE SET.

1 DAILY RECORD LOW MAXIMUM SET.






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