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

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CDUS43 KLSX 212229
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
529 PM CDT TUE JUL 21 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR JULY 21 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         89    320 PM 108    1934  89      0       85
  MINIMUM         75    646 AM  50    1944  69      6       68
  AVERAGE         82                        79      3       77

PRECIPITATION (IN)
  TODAY            0.13          2.79 1990   0.13   0.00     1.28
  MONTH TO DATE    0.89                      2.97  -2.08     4.17
  SINCE JUN 1      9.40                      7.20   2.20    12.08
  SINCE JAN 1     31.96                     24.06   7.90    25.34

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           17                        14      3       12
  MONTH TO DATE  284                       284      0      280
  SINCE JUN 1    562                       578    -16      566
  SINCE JAN 1    736                       724     12      657
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     9.2


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  HEAVY RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           500 AM
 LOWEST     48           300 PM
 AVERAGE    73

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       110      1901
 MINIMUM TEMPERATURE (F)   69        55      1970


SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE   601 AM CDT   SUNSET   829 PM CDT
JULY 22 2026..........SUNRISE   602 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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