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

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CDUS43 KLSX 200730
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT MON JUL 20 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR JULY 19 2026...

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)
 YESTERDAY
  MAXIMUM         90   1149 AM 109    1980  89      1       90
  MINIMUM         73    516 AM  56    1947  69      4       74
                                      1979
                                      2009
  AVERAGE         82                        79      3       82

PRECIPITATION (IN)
  YESTERDAY        0.54          3.25 1902   0.13   0.41     0.14
  MONTH TO DATE    1.30                      2.72  -1.42     2.89
  SINCE JUN 1      9.81                      6.95   2.86    10.80
  SINCE JAN 1     32.37                     23.81   8.56    24.06

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        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
  YESTERDAY       17                        14      3       17
  MONTH TO DATE  266                       256     10      250
  SINCE JUN 1    544                       550     -6      536
  SINCE JAN 1    718                       696     22      627
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     4.3


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  MIXED PRECIP
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1100 PM
 LOWEST     65          1200 PM
 AVERAGE    81

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       110      1934
 MINIMUM TEMPERATURE (F)   69        56      1970
                                             2009


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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