459 CDUS43 KLOT 110633 CLIRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1231 AM CST MON DEC 11 2017 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 10 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1905 TO 2017 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 33 306 PM 57 2015 35 -2 23 1911 MINIMUM 19 1123 PM -20 1919 19 0 17 AVERAGE 26 27 -1 20 PRECIPITATION (IN) YESTERDAY 0.00 1.60 2003 0.07 -0.07 0.09 MONTH TO DATE 0.02 0.75 -0.73 0.63 SINCE DEC 1 0.02 0.75 -0.73 0.63 SINCE JAN 1 44.20 35.01 9.19 33.91 SNOWFALL (IN) YESTERDAY 0.0 7.0 1944 0.4 -0.4 2.0 MONTH TO DATE 0.4 3.2 -2.8 7.3 SINCE DEC 1 0.4 3.2 -2.8 7.3 SINCE JUL 1 0.6 5.0 -4.4 7.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 39 38 1 45 MONTH TO DATE 320 362 -42 365 SINCE DEC 1 320 362 -42 365 SINCE JUL 1 1534 1697 -163 1234 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 828 820 8 1103 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 8.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 84 1100 PM LOWEST 59 1200 PM AVERAGE 72 .......................................................... THE ROCKFORD IL CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 61 1949 MINIMUM TEMPERATURE (F) 19 -18 1972 SUNRISE AND SUNSET DECEMBER 11 2017......SUNRISE 715 AM CST SUNSET 424 PM CST DECEMBER 12 2017......SUNRISE 716 AM CST SUNSET 425 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$