Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
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314 CXUS53 KLOT 011748 CLSORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1239 PM CDT TUE SEP 1 2020 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2020 TO 8/31/2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2020 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL ............................................................. TEMPERATURE (F) RECORD HIGH 105 07/24/1934 LOW 35 06/04/1945 HIGHEST 97 08/24 MM MM 95 LOWEST 52 06/15 MM MM 49 06/13 AVG. MAXIMUM 86.2 81.9 4.3 81.6 AVG. MINIMUM 67.1 61.7 5.4 63.6 MEAN 76.7 71.8 4.9 72.6 DAYS MAX >= 90 30 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 23.48 1987 MINIMUM 3.16 1894 TOTALS 7.75 12.05 -4.30 DAYS >= .01 24 DAYS >= .10 15 DAYS >= .50 4 DAYS >= 1.00 2 DEGREE_DAYS HEATING TOTAL 12 61 -49 SINCE 7/1 0 13 -13 COOLING TOTAL 1108 686 422 SINCE 1/1 1182 740 442 .............................................................. WIND (MPH) AVERAGE WIND SPEED 8.2 HIGHEST WIND SPEED/DIRECTION 40/270 DATE 08/10 HIGHEST GUST SPEED/DIRECTION 62/270 DATE 08/10 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 20 MIXED PRECIP 0 HEAVY RAIN 11 RAIN 16 LIGHT RAIN 32 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 15 FOG W/VIS <= 1/4 MILE 0 HAZE 7 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$