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CXUS53 KDVN 031920
CLAIOW


CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL                           
120 PM CST TUE JAN 3 2012

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

...THE IOWA CITY IA CLIMATE SUMMARY FOR THE YEAR OF 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART                      
                 VALUE   DATE(S)  VALUE   FROM                        
                                          NORMAL                      
................................................
TEMPERATURE (F)
HIGHEST            98   09/01        88      10                       
                        08/02                                         
                        07/20                                         
LOWEST            -19   02/03        13     -32                       
AVG. MAXIMUM     60.1              59.6     0.5                       
AVG. MINIMUM     40.5              40.4     0.1                       
MEAN             50.3              50.0     0.3                       
DAYS MAX >= 90     22                                                 
DAYS MAX <= 32     43                                                 
DAYS MIN <= 32    134                                                 
DAYS MIN <= 0      12                                                 

PRECIPITATION (INCHES)
TOTALS          34.93             36.28   -1.35                       
DAILY AVG.       0.10              0.10    0.00                       
DAYS >= .01       112                                                 
DAYS >= .10        64                                                 
DAYS >= .50        28                                                 
DAYS >= 1.00        7                                                 
GREATEST
 24 HR. TOTAL    2.48   10/12 TO 10/12                                

DEGREE_DAYS
HEATING TOTAL    6315              6379     -64                       
COOLING TOTAL    1092               912     180                       

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

WIND (MPH)
AVERAGE WIND SPEED              7.8
HIGHEST WIND SPEED/DIRECTION    44/180    DATE  05/24
HIGHEST GUST SPEED/DIRECTION    55/200    DATE  05/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR          189
NUMBER OF DAYS PC            100
NUMBER OF DAYS CLOUDY         76

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM             47     HAIL                       0
SLEET                     0     FOG                      186
FOG W/VIS <= 1/4 MILE    22     HAZE                      62
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

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