


Climatological Report (Monthly)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
975 CXUS53 KLSX 010923 CLMCOU CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 423 AM CDT MON SEP 01 2025 ................................... ...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1890 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 110 08/29/1984 08/10/1934 08/09/1934 LOW 40 08/31/1915 HIGHEST 98 08/16 95 LOWEST 50 08/26 54 AVG. MAXIMUM 86.5 87.7 -1.2 85.3 AVG. MINIMUM 64.1 66.7 -2.6 66.3 MEAN 75.3 77.2 -1.9 75.8 DAYS MAX >= 90 9 11.3 -2.3 10 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 10.19 2005 MINIMUM 0.06 1909 TOTALS 0.11 4.14 -4.03 3.46 DAILY AVG. 0.00 0.13 -0.13 0.11 DAYS >= .01 2 8.5 -6.5 5 DAYS >= .10 0 5.0 -5.0 4 DAYS >= .50 0 2.8 -2.8 2 DAYS >= 1.00 0 1.5 -1.5 1 GREATEST 24 HR. TOTAL 0.07 08/06 DEGREE DAYS HEATING TOTAL 1 1 0 SINCE 7/1 1 1 0 COOLING TOTAL 327 379 -52 SINCE 1/1 1152 1238 -86 .............................................................. WIND (MPH) HIGHEST WIND SPEED/DIRECTION 25/120 DATE 08/17 HIGHEST GUST SPEED/DIRECTION 39/130 DATE 08/17 SKY COVER NUMBER OF DAYS FAIR 29 NUMBER OF DAYS PC 2 NUMBER OF DAYS CLOUDY 0 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 4 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 3 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 4 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... 2ND DRIEST AUGUST ON RECORD (0.11 INCHES). ...DAILY... NO RECORDS OF NOTE. $$ GOSSELIN