338 CDUS43 KLOT 110641 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 140 AM CDT THU OCT 11 2018 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 10 2018... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2018 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 75 1248 AM 86 1962 65 10 63 MINIMUM 51 1159 PM 27 1964 44 7 58 AVERAGE 63 54 9 61 PRECIPITATION (IN) YESTERDAY 0.35 3.94 1954 0.10 0.25 0.78 MONTH TO DATE 4.00 1.00 3.00 1.55 SINCE SEP 1 7.65 4.21 3.44 1.87 SINCE JAN 1 41.88 29.34 12.54 33.61 SNOWFALL (IN) YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 T SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 2 11 -9 4 MONTH TO DATE 15 95 -80 9 SINCE SEP 1 71 200 -129 46 SINCE JUL 1 71 213 -142 51 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 31 10 21 25 SINCE SEP 1 213 102 111 204 SINCE JAN 1 1290 842 448 987 .................................................................. WIND (MPH) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 13.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 90 200 PM LOWEST 64 1200 AM AVERAGE 77 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 87 1928 MINIMUM TEMPERATURE (F) 44 27 1996 1906 SUNRISE AND SUNSET OCTOBER 11 2018.......SUNRISE 700 AM CDT SUNSET 616 PM CDT OCTOBER 12 2018.......SUNRISE 701 AM CDT SUNSET 615 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$