Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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CDUS43 KLSX 012228
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
528 PM CDT MON SEP 01 2025
...................................
...THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 1 2025...
VALID AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 78 324 PM 102 1913 85 -7 87
MINIMUM 61 543 AM 45 1893 64 -3 61
1949
1967
AVERAGE 70 74 -4 74
PRECIPITATION (IN)
TODAY T 4.50 2014 0.14 -0.14 0.00
MONTH TO DATE T 0.14 -0.14 0.00
SINCE SEP 1 T 0.14 -0.14 0.00
SINCE JAN 1 26.59 29.50 -2.91 35.14
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 SEP 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 SEP 1 0 0 0 0
SINCE JUL 1 1 1 0 0
COOLING
TODAY 5 9 -4 9
MONTH TO DATE 5 9 -4 9
SINCE SEP 1 5 9 -4 9
SINCE JAN 1 1157 1247 -90 1270
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 400 AM
LOWEST 39 100 PM
AVERAGE 62
..........................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 100 1897
1913
MINIMUM TEMPERATURE (F) 63 46 1893
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 638 AM CDT SUNSET 739 PM CDT
SEPTEMBER 2 2025.....SUNRISE 639 AM CDT SUNSET 737 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$