751 CDUS43 KLOT 110631 CLIRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 131 AM CDT MON SEP 11 2017 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 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 72 323 PM 96 2013 78 -6 73 1931 MINIMUM 46 550 AM 37 1917 55 -9 56 AVERAGE 59 66 -7 65 PRECIPITATION (IN) YESTERDAY 0.00 1.40 1903 0.11 -0.11 0.02 MONTH TO DATE 0.07 1.17 -1.10 1.49 SINCE SEP 1 0.07 1.17 -1.10 1.49 SINCE JAN 1 36.86 26.83 10.03 27.41 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 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 6 2 4 0 MONTH TO DATE 45 14 31 0 SINCE SEP 1 45 14 31 0 SINCE JUL 1 52 28 24 0 COOLING YESTERDAY 0 4 -4 0 MONTH TO DATE 4 45 -41 72 SINCE SEP 1 4 45 -41 72 SINCE JAN 1 688 772 -84 989 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (140) AVERAGE WIND SPEED 6.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 500 AM LOWEST 38 400 PM AVERAGE 62 .......................................................... THE ROCKFORD IL CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 96 1931 MINIMUM TEMPERATURE (F) 55 34 1917 SUNRISE AND SUNSET SEPTEMBER 11 2017.....SUNRISE 632 AM CDT SUNSET 713 PM CDT SEPTEMBER 12 2017.....SUNRISE 633 AM CDT SUNSET 711 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$