674 CDUS43 KLOT 170634 CLIRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 133 AM CDT SUN SEP 17 2017 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 16 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 87 200 PM 94 1931 76 11 84 MINIMUM 60 529 AM 34 1916 52 8 65 AVERAGE 74 64 10 75 PRECIPITATION (IN) YESTERDAY 0.00 2.20 1936 0.11 -0.11 0.04 MONTH TO DATE 0.07 1.83 -1.76 1.53 SINCE SEP 1 0.07 1.83 -1.76 1.53 SINCE JAN 1 36.86 27.49 9.37 27.45 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 0 4 -4 0 MONTH TO DATE 50 32 18 2 SINCE SEP 1 50 32 18 2 SINCE JUL 1 57 46 11 2 COOLING YESTERDAY 9 3 6 10 MONTH TO DATE 26 63 -37 99 SINCE SEP 1 26 63 -37 99 SINCE JAN 1 710 790 -80 1016 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 8.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 500 AM LOWEST 42 300 PM AVERAGE 66 .......................................................... THE ROCKFORD IL CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 93 1988 1927 MINIMUM TEMPERATURE (F) 52 35 1916 SUNRISE AND SUNSET SEPTEMBER 17 2017.....SUNRISE 639 AM CDT SUNSET 702 PM CDT SEPTEMBER 18 2017.....SUNRISE 640 AM CDT SUNSET 700 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$