542 CXUS53 KLOT 011237 CLSORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 732 AM CDT MON SEP 1 2014 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2014 TO 8/31/2014... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2014 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 91 06/17 96 LOWEST 49 06/06 43 AVG. MAXIMUM 81.0 81.9 -0.9 80.9 AVG. MINIMUM 62.4 61.7 0.7 62.2 MEAN 71.7 71.8 -0.1 71.6 DAYS MAX >= 90 3 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 23.48 1987 MINIMUM 3.16 1894 TOTALS 17.25 12.05 5.20 10.14 DAYS >= .01 38 DAYS >= .10 23 DAYS >= .50 11 DAYS >= 1.00 5 DEGREE_DAYS HEATING TOTAL 17 61 -44 SINCE 7/1 5 13 -8 COOLING TOTAL 654 686 -32 SINCE 1/1 715 740 -25 .............................................................. WIND (MPH) AVERAGE WIND SPEED 8.6 HIGHEST WIND SPEED/DIRECTION 35/240 DATE 06/02 HIGHEST GUST SPEED/DIRECTION 47/250 DATE 06/02 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 20 MIXED PRECIP 0 HEAVY RAIN 15 RAIN 19 LIGHT RAIN 44 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 29 FOG W/VIS <= 1/4 MILE 6 HAZE 33 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$