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CXUS53 KDVN 042030
CLACID


CLIMATE REPORT...CORRECTION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL                           
230 PM CST MON JAN 4 2010

...CORRECTED PRECIPITATION...SNOWFALL...AND DEGREE DAYS SECTIONS...
...PRECIPITATION AND SNOWFALL DATA NOT AVAILABLE AT THIS TIME...

................................... 

...THE CEDAR RAPIDS IA CLIMATE SUMMARY FOR THE YEAR OF 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1891 TO 2010

WEATHER         OBSERVED          NORMAL  DEPART                      
                 VALUE   DATE(S)  VALUE   FROM                        
                                          NORMAL                      
................................................
TEMPERATURE (F)
RECORD
 HIGH             110   07/05/1911                                    
 LOW              -29   01/15/2009                                    
HIGHEST            92   06/23        86       6                       
                        06/22                                         
LOWEST            -29R  01/15         9     -38                       
AVG. MAXIMUM     56.0              58.7    -2.7                       
AVG. MINIMUM     36.9              38.3    -1.4                       
MEAN             46.5              48.5    -2.0                       
DAYS MAX >= 90      4                                                 
DAYS MAX <= 32     71                                                 
DAYS MIN <= 32    142                                                 
DAYS MIN <= 0      19                                                 

PRECIPITATION (INCHES)
TOTALS             MM             33.41      MM                       
DAILY AVG.         MM              0.09      MM                       
DAYS >= .01        MM                                                 
DAYS >= .10        MM                                                 
DAYS >= .50        MM                                                 
DAYS >= 1.00       MM                                                 
GREATEST
 24 HR. TOTAL      MM                                                 

SNOWFALL (INCHES)
TOTALS             MM              29.4      MM                       
SINCE 7/1          MM              10.9      MM                       
SNOWDEPTH AVG.     MM                                                 
DAYS >= TRACE      MM              18.3      MM                       
DAYS >= 1.0        MM              11.1      MM                       
GREATEST
 SNOW DEPTH        MM                                                 
 24 HR TOTAL       MM                                                 

DEGREE_DAYS
HEATING TOTAL    7074              6837     237                       
 SINCE 7/1       2725              2690      35                       
COOLING TOTAL     406               858    -452                       
 SINCE 1/1        406               858    -452                       
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
HIGHEST WIND SPEED/DIRECTION    53/310    DATE  08/09
HIGHEST GUST SPEED/DIRECTION    70/320    DATE  06/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      

NUMBER OF DAYS FAIR          199
NUMBER OF DAYS PC             96
NUMBER OF DAYS CLOUDY         70

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM             38     HAIL                       2
SLEET                     2     FOG                      231
FOG W/VIS <= 1/4 MILE    44     HAZE                     116
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

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