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

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595
CDUS43 KLSX 290726
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CDT FRI AUG 29 2025

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 28 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    439 PM 106    1984  86     -3       89
  MINIMUM         54    533 AM  42    1891  65    -11       72
                                      1986
  AVERAGE         69                        75     -6       81

PRECIPITATION (IN)
  YESTERDAY        0.00          2.08 1919   0.13  -0.13     0.03
  MONTH TO DATE    0.07                      3.72  -3.65     3.25
  SINCE JUN 1     13.29                     12.08   1.21    18.99
  SINCE JAN 1     26.55                     28.94  -2.39    34.93

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    1                         0      1        0
  SINCE JUN 1      1                         6     -5        0
  SINCE JUL 1      1                         0      1        0

 COOLING
  YESTERDAY        4                        10     -6       16
  MONTH TO DATE  304                       351    -47      296
  SINCE JUN 1   1038                      1064    -26     1028
  SINCE JAN 1   1129                      1210    -81     1216
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     4.0


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     31           300 PM
 AVERAGE    64

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       110      1984
 MINIMUM TEMPERATURE (F)   64        43      1986


SUNRISE AND SUNSET
AUGUST 29 2025........SUNRISE   636 AM CDT   SUNSET   743 PM CDT
AUGUST 30 2025........SUNRISE   636 AM CDT   SUNSET   742 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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