Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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CDUS43 KLSX 130732
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
232 AM CDT SUN SEP 13 2026
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 12 2026...
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)
YESTERDAY
MAXIMUM 92 336 PM 98 1897 83 9 93
1936
1956
MINIMUM 71 554 AM 44 1940 62 9 64
AVERAGE 82 72 10 79
PRECIPITATION (IN)
YESTERDAY 0.00 2.10 1949 0.11 -0.11 0.00
MONTH TO DATE 0.25 1.27 -1.02 0.17
SINCE SEP 1 0.25 1.27 -1.02 0.17
SINCE JAN 1 36.51 30.94 5.57 32.26
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 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
YESTERDAY 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
YESTERDAY 17 8 9 14
MONTH TO DATE 228 113 115 69
SINCE SEP 1 228 113 115 69
SINCE JAN 1 1796 1563 233 1590
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 300 AM
LOWEST 45 300 PM
AVERAGE 68
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 100 1939
MINIMUM TEMPERATURE (F) 62 43 1975
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.
$$