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CXUS53 KDVN 042030
CLAIOW


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

...CORRECTED SNOWFALL SECTION...

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

...THE IOWA CITY IA CLIMATE SUMMARY FOR THE YEAR OF 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART                      
                 VALUE   DATE(S)  VALUE   FROM                        
                                          NORMAL                      
................................................
TEMPERATURE (F)
HIGHEST            94   06/22        88       6                       
LOWEST            -25   01/16        13     -38                       
AVG. MAXIMUM     57.9              61.4    -3.5                       
AVG. MINIMUM     39.1              41.5    -2.4                       
MEAN             48.5              51.4    -2.9                       
DAYS MAX >= 90      6                                                 
DAYS MAX <= 32     59                                                 
DAYS MIN <= 32    129                                                 
DAYS MIN <= 0       9                                                 

PRECIPITATION (INCHES)
TOTALS          43.68             37.27    6.41                       
DAILY AVG.       0.12              0.10    0.02                       
DAYS >= .01       125                                                 
DAYS >= .10        80                                                 
DAYS >= .50        26                                                 
DAYS >= 1.00       15                                                 
GREATEST
 24 HR. TOTAL    2.41   03/07 TO 03/08                                

SNOWFALL (INCHES)
TOTALS           35.8                                                 
SINCE 7/1        15.1                                                 
SNOWDEPTH AVG.      1                                                 
DAYS >= TRACE      40                                                 
DAYS >= 1.0        14                                                 
GREATEST
 SNOW DEPTH        12   01/20                                         
                        01/19                                         
                        01/18                                         
 24 HR TOTAL      5.0   12/08 TO 12/09                                
                        01/13 TO 01/14                                

DEGREE_DAYS
HEATING TOTAL    6537              6052     485                       
 SINCE 7/1       2502              2336     166                       
COOLING TOTAL     597              1134    -537                       
 SINCE 1/1        597              1134    -537                       
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.8
HIGHEST WIND SPEED/DIRECTION    46/340    DATE  06/23
HIGHEST GUST SPEED/DIRECTION    59/350    DATE  06/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      

NUMBER OF DAYS FAIR          188
NUMBER OF DAYS PC             96
NUMBER OF DAYS CLOUDY         81

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM             48     HAIL                       0
SLEET                     0     FOG                      197
FOG W/VIS <= 1/4 MILE    19     HAZE                      77
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

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