Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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CDUS43 KLSX 132225
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
525 PM CDT SUN SEP 13 2026
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 13 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 86 324 PM 100 1939 82 4 96
MINIMUM 69 612 AM 43 1975 62 7 73
AVERAGE 78 72 6 85
PRECIPITATION (IN)
TODAY 0.00 4.61 1945 0.10 -0.10 0.00
MONTH TO DATE 0.25 1.37 -1.12 0.17
SINCE SEP 1 0.25 1.37 -1.12 0.17
SINCE JAN 1 36.51 31.04 5.47 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 1 -1 0
MONTH TO DATE 0 1 -1 4
SINCE SEP 1 0 1 -1 4
SINCE JUL 1 0 2 -2 4
COOLING
TODAY 13 8 5 20
MONTH TO DATE 241 121 120 89
SINCE SEP 1 241 121 120 89
SINCE JAN 1 1809 1571 238 1610
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 40 200 PM
AVERAGE 67
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 101 1939
MINIMUM TEMPERATURE (F) 62 46 1949
1974
1996
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 641 AM CDT SUNSET 713 PM CDT
SEPTEMBER 14 2026.....SUNRISE 642 AM CDT SUNSET 711 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$