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

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704
CDUS43 KLSX 202233
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
533 PM CDT MON JUL 20 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR JULY 20 2026...
VALID AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         94    218 PM 110    1934  89      5       91
  MINIMUM         72    536 AM  56    1970  69      3       75
                                      2009
  AVERAGE         83                        79      4       83

PRECIPITATION (IN)
  TODAY            0.00          2.21 1898   0.12  -0.12     0.00
  MONTH TO DATE    0.76                      2.84  -2.08     2.89
  SINCE JUN 1      9.27                      7.07   2.20    10.80
  SINCE JAN 1     31.83                     23.93   7.90    24.06

SNOWFALL (IN)
  TODAY            0.0           0.0  2015   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         6     -6        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           18                        14      4       18
  MONTH TO DATE  267                       270     -3      268
  SINCE JUN 1    545                       564    -19      554
  SINCE JAN 1    719                       710      9      645
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     3.7


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           900 AM
 LOWEST     56           200 PM
 AVERAGE    69

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       108      1934
 MINIMUM TEMPERATURE (F)   69        50      1944


SUNRISE AND SUNSET
JULY 20 2026..........SUNRISE   600 AM CDT   SUNSET   830 PM CDT
JULY 21 2026..........SUNRISE   601 AM CDT   SUNSET   829 PM CDT


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




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