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

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CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
825 AM CDT TUE SEP 4 2012

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

...THE COLUMBIA CLIMATE SUMMARY FOR THE METEOROLOGICAL SUMMER SEASON,
FROM 6/1/2012 TO 8/31/2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             113   07/14/1954
                        07/12/1954
 LOW               40   06/05/1993
                        08/31/1915
HIGHEST           107   06/28
LOWEST             48   06/01
AVG. MAXIMUM     93.6              85.9     7.7
AVG. MINIMUM     67.0              65.1     1.9
MEAN             80.3              75.5     4.8
DAYS MAX >= 90     66
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        25.81   1993
 MINIMUM         2.24   1976
TOTALS           5.74             13.20   -7.46
DAYS >= .01        13
DAYS >= .10         9
DAYS >= .50         3
DAYS >= 1.00        2
GREATEST
 24 HR. TOTAL    2.23   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL       7                14      -7
 SINCE 7/1          0                 2      -2
COOLING TOTAL    1438               979     459
 SINCE 1/1       1723              1083     640
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    32/320    DATE  06/16
HIGHEST GUST SPEED/DIRECTION    40/340    DATE  06/11


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             11     HAIL                       0
FOG W/VIS <= 1/4 MILE     2

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

...SEASONAL...

6TH WARMEST SUMMER ON RECORD (80.3 DEGREES).

9TH DRIEST SUMMER ON RECORD (5.74 INCHES).

TIED 4TH MOST OCCURRENCES OF MAXIMUM TEMPERATURE GREATHER THAN OR EQUAL TO
105 DEGREES (9 DAYS).

5TH MOST OCCURRENCES OF MAXIMUM TEMPERATURE GREATER THAN OR EQUAL TO
100 DEGREES (24 DAYS).

TIED 3RD MOST OCCURRENCES OF MAXIMUM TEMPERATURE GREATER THAN OR EQUAL TO
95 DEGREES (46 DAYS).

TIED 3RD MOST OCCURRENCES OF MAXIMUM TEMPERATURE GREATER THAN OR EQUAL TO
90 DEGREES (66 DAYS).

6TH LONGEST STREAK OF MAXIMUM TEMPERATURE GREATER THAN OR EQUAL TO
100 DEGREES (10 DAYS ENDING ON 07/07).

TIED 2ND LONGEST STREAK OF MAXIMUM TEMPERATUE GREATER THAN OR EQUAL TO
90 DEGREES (27 DAYS ENDING ON 07/19).


...MONTHLY...

THE MONTH OF AUGUST MARKED THE 11TH CONSECUTIVE MONTH WITH AN AVERAGE
TEMPERATURE ABOVE NORMAL.

TIED 4TH WARMEST JULY ON RECORD (85.4 DEGREES).

TIED 13TH WARMEST JUNE ON RECORD (76.8 DEGREES).

15TH DRIEST JUNE ON RECORD (1.63 INCHES).


...DAILY...

6 TOTAL RECORD HIGH TEMPERATURES
...INCLUDING ALL-TIME WARMEST HIGH TEMPERATURE FOR THE MONTH OF JUNE
(107 DEGREES ON JUNE 28TH)...

1 RECORD HIGH MINIMUM TEMPERATURE (78 DEGREES ON 07/06).

1 RECORD DAILY MAXIMUM RAINFALL (2.23 INCHES ON 08/31).


THE CLIMATE TEAM

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