437  
CDUS43 KLOT 230632  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT FRI MAY 23 2008  
 
...................................  
   
..THE ROCKFORD CLIMATE SUMMARY FOR MAY 22 2008
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1893 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 70 348 PM 94 1925 73 -3 89  
MINIMUM 43 449 AM 33 1967 50 -7 57  
AVERAGE 57 62 -5 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.39 1983 0.13 -0.13 T  
MONTH TO DATE 1.41 2.76 -1.35 0.47  
SINCE MAR 1 9.25 8.77 0.48 6.45  
SINCE JAN 1 13.54 11.52 2.02 8.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 T 0.0 0.0  
SINCE MAR 1 6.8 7.0 -0.2 4.2  
SINCE JUL 1 72.9 38.7 34.2 37.5  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 5 3 0  
MONTH TO DATE 196 179 17 73  
SINCE MAR 1 1599 1613 -14 1300  
SINCE JUL 1 6600 6861 -261 6300  
 
COOLING  
YESTERDAY 0 2 -2 8  
MONTH TO DATE 0 26 -26 37  
SINCE MAR 1 2 34 -32 49  
SINCE JAN 1 2 34 -32 49    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1200 AM  
LOWEST 35 300 PM  
AVERAGE 59  
 
..........................................................  
 
 
THE ROCKFORD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 95 1921  
MINIMUM TEMPERATURE (F) 50 30 1917  
 
 
SUNRISE AND SUNSET  
MAY 23 2008...........SUNRISE 528 AM CDT SUNSET 819 PM CDT  
MAY 24 2008...........SUNRISE 527 AM CDT SUNSET 820 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 

 
 
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