470 CDUS43 KLOT 180637 CLIRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 137 AM CDT TUE APR 18 2017 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 17 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 72 434 PM 86 1977 61 11 82 MINIMUM 42 432 AM 24 1983 39 3 49 AVERAGE 57 50 7 66 PRECIPITATION (IN) YESTERDAY 0.00 3.06 2013 0.12 -0.12 0.00 MONTH TO DATE 3.99 1.89 2.10 1.67 SINCE MAR 1 6.78 4.21 2.57 5.68 SINCE JAN 1 10.81 6.99 3.82 7.21 SNOWFALL (IN) YESTERDAY 0.0 0.5 1926 0.1 -0.1 0.0 1940 MONTH TO DATE T 0.8 -0.8 0.4 SINCE MAR 1 5.1 5.6 -0.5 2.8 SINCE JUL 1 22.1 36.6 -14.5 24.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 8 15 -7 0 MONTH TO DATE 205 310 -105 345 SINCE MAR 1 1007 1172 -165 1024 SINCE JUL 1 5081 6174 -1093 5210 COOLING YESTERDAY 0 0 0 1 MONTH TO DATE 7 0 7 1 SINCE MAR 1 7 0 7 1 SINCE JAN 1 7 0 7 1 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 6.3 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 83 500 AM LOWEST 28 1200 PM AVERAGE 56 .......................................................... THE ROCKFORD IL CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 91 2002 MINIMUM TEMPERATURE (F) 39 22 1990 1983 SUNRISE AND SUNSET APRIL 18 2017.........SUNRISE 611 AM CDT SUNSET 741 PM CDT APRIL 19 2017.........SUNRISE 609 AM CDT SUNSET 743 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$