Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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018
CDUS43 KLSX 102227
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
527 PM CDT THU SEP 10 2026
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 10 2026...
VALID AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 80 301 PM 98 1933 83 -3 89
1983
2013
MINIMUM 71 836 AM 46 1976 63 8 62
AVERAGE 76 73 3 76
PRECIPITATION (IN)
TODAY 0.15 2.89 1984 0.10 0.05 0.00
MONTH TO DATE 0.25 1.05 -0.80 0.17
SINCE SEP 1 0.25 1.05 -0.80 0.17
SINCE JAN 1 36.51 30.72 5.79 32.26
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 4
SINCE SEP 1 0 0 0 4
SINCE JUL 1 0 1 -1 4
COOLING
TODAY 11 8 3 11
MONTH TO DATE 200 97 103 43
SINCE SEP 1 200 97 103 43
SINCE JAN 1 1768 1547 221 1564
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 AM
LOWEST 74 400 PM
AVERAGE 85
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 2013
MINIMUM TEMPERATURE (F) 63 42 1940
SUNRISE AND SUNSET
SEPTEMBER 10 2026.....SUNRISE 639 AM CDT SUNSET 717 PM CDT
SEPTEMBER 11 2026.....SUNRISE 640 AM CDT SUNSET 716 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$