Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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195
CDUS43 KLSX 200729
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
229 AM CDT WED AUG 20 2025
...................................
...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 19 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 95 224 PM 104 1936 88 7 83
MINIMUM 71 1159 PM 52 1890 67 4 64
1897
AVERAGE 83 77 6 74
PRECIPITATION (IN)
YESTERDAY 0.00 3.08 1904 0.14 -0.14 0.00
MONTH TO DATE 0.07 2.48 -2.41 2.85
SINCE JUN 1 13.29 10.84 2.45 18.59
SINCE JAN 1 26.55 27.70 -1.15 34.53
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 18 12 6 9
MONTH TO DATE 255 250 5 204
SINCE JUN 1 989 963 26 936
SINCE JAN 1 1080 1109 -29 1124
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 600 AM
LOWEST 54 500 PM
AVERAGE 74
..........................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 102 1962
2003
MINIMUM TEMPERATURE (F) 66 46 1950
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 627 AM CDT SUNSET 756 PM CDT
AUGUST 21 2025........SUNRISE 628 AM CDT SUNSET 755 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$