Climatological Report (Monthly)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
671 CXUS53 KLSX 010945 CLMSTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 445 AM CDT TUE OCT 01 2024 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1874 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 104 09/01/2011 09/01/1984 09/04/1954 LOW 32 09/28/1942 HIGHEST 96 09/20 95 LOWEST 48 09/08 53 AVG. MAXIMUM 83.7 81.1 2.6 84.8 AVG. MINIMUM 63.4 60.9 2.5 63.6 MEAN 73.5 71.0 2.5 74.2 DAYS MAX >= 90 8 5.0 3.0 5 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 10.04 1945 MINIMUM T 1979 1940 TOTALS 5.75 2.96 2.79 2.67 DAILY AVG. 0.19 0.10 0.09 0.09 DAYS >= .01 5 7.3 -2.3 DAYS >= .10 4 4.5 -0.5 DAYS >= .50 3 1.9 1.1 DAYS >= 1.00 2 1.0 1.0 GREATEST 24 HR. TOTAL 2.63 09/23 DEGREE DAYS HEATING TOTAL 3 32 -29 SINCE 7/1 3 33 -30 COOLING TOTAL 268 212 56 SINCE 1/1 1976 1662 314 .............................................................. WIND (MPH) HIGHEST WIND SPEED/DIRECTION 28/360 DATE 09/27 HIGHEST GUST SPEED/DIRECTION 39/340 DATE 09/27 SKY COVER NUMBER OF DAYS FAIR 7 NUMBER OF DAYS PC 13 NUMBER OF DAYS CLOUDY 10 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 4 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 6 FOG W/VIS <= 1/4 MILE 0 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. ...MONTHLY... 17TH WETTEST SEPTEMBER ON RECORD (5.75 INCHES). ...DAILY... 2 RECORD RAINFALL VALUES SET (09/23 AND 09/22). $$ GOSSELIN