077 CDUS43 KLOT 010637 CLIRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 137 AM CDT FRI SEP 1 2017 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 31 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 72 206 PM 101 1953 81 -9 79 MINIMUM 55 1153 PM 41 1915 59 -4 61 AVERAGE 64 70 -6 70 PRECIPITATION (IN) YESTERDAY 0.00 2.32 1981 0.14 -0.14 0.00 MONTH TO DATE 3.02 4.59 -1.57 4.30 SINCE JUN 1 17.94 13.19 4.75 14.36 SINCE JAN 1 36.79 25.66 11.13 25.92 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 JUN 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 1 1 0 0 MONTH TO DATE 7 6 1 0 SINCE JUN 1 18 45 -27 6 SINCE JUL 1 7 14 -7 0 COOLING YESTERDAY 0 6 -6 5 MONTH TO DATE 147 223 -76 302 SINCE JUN 1 648 672 -24 832 SINCE JAN 1 684 727 -43 917 .................................................................. WIND (MPH) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 12.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 87 200 AM LOWEST 49 200 PM AVERAGE 68 .......................................................... THE ROCKFORD IL CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 102 1953 MINIMUM TEMPERATURE (F) 59 41 1949 1909 SUNRISE AND SUNSET SEPTEMBER 1 2017.....SUNRISE 622 AM CDT SUNSET 730 PM CDT SEPTEMBER 2 2017.....SUNRISE 623 AM CDT SUNSET 728 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$