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

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CXUS53 KLSX 011347
CLMSTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
831 AM CDT SAT OCT 1 2016

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

...THE ST. LOUIS MO CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/01/2011
                        09/01/1984
                        09/04/1954
 LOW               32   09/28/1942
HIGHEST            96   09/07                         96
LOWEST             54   09/29                         51
AVG. MAXIMUM     85.0              80.2     4.8     84.9
AVG. MINIMUM     65.8              60.6     5.2     65.3
MEAN             75.4              70.4     5.0     75.1
DAYS MAX >= 90     10               3.5     6.5       10
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           4.95              3.13    1.82     3.11
DAILY AVG.       0.17              0.10    0.07     0.10
DAYS >= .01         9               7.4     1.6        5
DAYS >= .10         6               4.6     1.4        5
DAYS >= .50         3               1.9     1.1        2
DAYS >= 1.00        3               1.1     1.9        2
GREATEST
 24 HR. TOTAL    2.67   09/09 TO 09/10

DEGREE_DAYS
HEATING TOTAL       4                40     -36        6
 SINCE 7/1          4                41     -37        6
COOLING TOTAL     324               202     122      314
 SINCE 1/1       2029              1601     428     1821
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    24/120    DATE  09/09
HIGHEST GUST SPEED/DIRECTION    31/270    DATE  09/10

SKY COVER
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          4


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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


...MONTHLY...

TIED 6TH WARMEST SEPTEMBER ON RECORD (75.4 DEGREES).

TIED 3RD MOST OCCURRENCES OF A MAXIMUM TEMPERATURE GREATER THAN OR EQUAL
TO 80 DEGREES (24 DAYS).

TIED 5TH MOST OCCURRENCES WITH AT LEAST ONE INCH OF RAINFALL (3 DAYS).


...DAILY...

RECORD HIGH MINIMUM OF 80 DEGREES SET ON 09/07. PREVIOUS 79 DEGREES IN 1925.


GOSSELIN


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