262 CXUS53 KLOT 011441 CLSORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 835 AM CST TUE MAR 1 2016 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM 12/1/2015 TO 2/29/2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2016 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE NORMAL ............................................................. TEMPERATURE (F) RECORD HIGH 75 02/27/1976 LOW -27 01/20/1985 HIGHEST 62 02/28 MM MM 50 02/19 LOWEST -4 01/18 MM MM -10 AVG. MAXIMUM 37.8 33.6 4.2 29.8 AVG. MINIMUM 24.9 19.1 5.8 16.1 MEAN 31.3 26.4 4.9 22.9 DAYS MAX >= 90 0 DAYS MAX <= 32 28 DAYS MIN <= 32 68 DAYS MIN <= 0 5 PRECIPITATION (INCHES) RECORD MAXIMUM 13.79 1950 MINIMUM 1.60 1931 TOTALS 6.94 5.77 1.17 DAYS >= .01 33 DAYS >= .10 17 DAYS >= .50 4 DAYS >= 1.00 1 SNOWFALL (INCHES) TOTALS 16.3 28.1 -11.8 40.7 DEGREE_DAYS HEATING TOTAL 3035 3477 -442 SINCE 7/1 MM 4767 MM COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 11.3 HIGHEST WIND SPEED/DIRECTION 45/250 DATE 02/19 HIGHEST GUST SPEED/DIRECTION 62/250 DATE 02/19 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 4 RAIN 11 LIGHT RAIN 28 FREEZING RAIN 1 LT FREEZING RAIN 3 HAIL 0 HEAVY SNOW 2 SNOW 6 LIGHT SNOW 34 SLEET 4 FOG 47 FOG W/VIS <= 1/4 MILE 9 HAZE 19 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$