Climatological Report (Seasonal)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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000 CXUS53 KLSX 020921 CLSCOU CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 421 AM CDT THU SEP 02 2021 ................................... ...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2021 TO 8/31/2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1890 TO 2021 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 113 07/14/1954 07/12/1954 LOW 40 06/05/1993 08/31/1915 HIGHEST 99 08/24 08/23 LOWEST 55 06/22 AVG. MAXIMUM 88.0 86.9 1.1 AVG. MINIMUM 68.1 66.6 1.5 MEAN 78.1 76.8 1.3 DAYS MAX >= 90 34 DAYS MAX <= 32 0 DAYS MAX >= 100 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 25.81 1993 MINIMUM 2.24 1976 TOTALS 18.95 12.50 6.45 DAYS >= .01 25 DAYS >= .10 22 DAYS >= .50 11 DAYS >= 1.00 6 GREATEST 24 HR. TOTAL 5.26 06/25 DEGREE DAYS HEATING TOTAL 0 8 -8 SINCE 7/1 0 0 0 COOLING TOTAL 1229 1092 137 SINCE 1/1 1355 1238 117 .............................................................. WIND (MPH) HIGHEST WIND SPEED/DIRECTION 41/320 DATE 06/20 HIGHEST GUST SPEED/DIRECTION 58/320 DATE 06/20 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 27 HAIL 0 FOG W/VIS <= 1/4 MILE 5 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. ...SEASONAL... 7TH WETTEST METEOROLOGICAL SUMMER ON RECORD (18.95 INCHES). TIED 6TH LEAST NUMBER OF OCCURRENCES WITH A HIGH TEMPERATURE LESS THAN 80 DEGREES (5 DAYS). RECORD LEAST NUMBER OF OCCURRENCES WITH A LOW TEMPERATURE LESS THAN 60 DEGREES (3 DAYS. PREVIOUS 4 DAYS IN 2018). ...MONTHLY... 15TH WARMEST AUGUST ON RECORD (79.7 DEGREES). 20TH DRIEST AUGUST ON RECORD (1.25 INCHES). 12TH WETTEST JULY ON RECORD (6.85 INCHES). 2ND WETTEST JUNE ON RECORD (10.85 INCHES). TIED LONGEST STREAK OF CONSECUTIVE DAYS WITH AT LEAST A QUARTER INCH OF RAINFALL WITHIN THE MONTH OF JUNE (6 DAYS 06/25 THROUGH 06/30). ...DAILY... 1 RECORD HIGH MINIMUM TEMPERATURE SET (78 DEGREES ON 06/18. PREVIOUS 75 IN 2018). 1 RECORD RAINFALL VALUE SET (5.26 INCHES ON 06/25. PREVIOUS 3.00 IN 2003). -- THIS ALSO SETS THE MONTHLY RECORD FOR MOST RAIN IN A CALENDAR DAY WITHIN THE MONTH OF JUNE. PREVIOUS 4.79 ON 06/19/1928. $$ GOSSELIN