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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
CXUS53 KLSX 040429
CLASTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1024 PM CST TUE JAN 3 2012

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE YEAR OF 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             115   07/14/1954
 LOW              -22   01/05/1884
HIGHEST           104   09/01
LOWEST              0   01/21
AVG. MAXIMUM     67.8              66.2     1.6
AVG. MINIMUM     49.5              47.9     1.6
MEAN             58.7              57.1     1.6
DAYS MAX >= 90     68
DAYS MAX <= 32     20
DAYS MIN <= 32     81
DAYS MIN <= 0       1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        57.96   2008
 MINIMUM        20.69   1953
TOTALS          47.17             40.96    6.21
DAYS >= .01       126
DAYS >= .10        76
DAYS >= .50        34
DAYS >= 1.00       14
GREATEST
 24 HR. TOTAL    4.45   06/25 TO 06/26

SNOWFALL (INCHES)
RECORDS
 TOTAL           63.3   1912
 24 HR TOTAL     20.0   03/30/1890 TO 03/31/1890
TOTALS           30.7              17.7    13.0
SINCE 7/1         2.0               5.1    -3.1
DAYS >= TRACE      40
DAYS >= 1.0        10
GREATEST
 SNOW DEPTH         9   01/20
 24 HR TOTAL      9.6   01/19 TO 01/20

DEGREE_DAYS
HEATING TOTAL    4187              4535    -348
 SINCE 7/1       1397              1765    -368
COOLING TOTAL    2014              1646     368
.................................................

WIND (MPH)
AVERAGE WIND SPEED                  MM
HIGHEST WIND SPEED/DIRECTION    52/280    DATE  02/27
HIGHEST GUST SPEED/DIRECTION    68/200    DATE  09/03


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HAIL                       7
FOG W/VIS <= 1/4 MILE    11

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

$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.