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053 
CDUS41 KGYX 180913
CLIPWM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE GRAY ME
413 AM EST MON DEC 18 2023

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

...THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 17 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         52  11:59 PM  57    1984  38     14       36        
  MINIMUM         24   1:04 AM -12    1942  22      2       33        
  AVERAGE         38                        30      8       35     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.00          2.88 1973   0.15   0.85     0.25     
  MONTH TO DATE    4.30                      2.55   1.75     2.82     
  SINCE DEC 1      4.30                      2.55   1.75     2.82     
  SINCE JAN 1     54.30                     46.17   8.13    45.50     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0          22.3  1970   0.5   -0.5      0.9      
  MONTH TO DATE    0.5                       6.5   -6.0      4.7      
  SINCE DEC 1      0.5                       6.5   -6.0      4.7      
  SINCE JUL 1      0.7                       9.0   -8.3      4.7      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       27                        35     -8       30        
  MONTH TO DATE  513                       554    -41      525        
  SINCE DEC 1    513                       554    -41      525        
  SINCE JUL 1   1782                      1932   -150     1761        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1    423                       446    -23      542        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   E (100)       
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    SE (150)       
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     S (170)       
  AVERAGE WIND SPEED     5.7                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.9                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           6:00 PM                                      
 LOWEST     79          10:00 AM                                      
 AVERAGE    90                                                        

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


THE PORTLAND ME CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   38        53      1996                      
 MINIMUM TEMPERATURE (F)   22        -9      1963                      


SUNRISE AND SUNSET                                                    
DECEMBER 18 2023......SUNRISE   7:10 AM EST   SUNSET   4:06 PM EST     
DECEMBER 19 2023......SUNRISE   7:10 AM EST   SUNSET   4:06 PM EST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$