036  
CDUS41 KGYX 190908  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
408 AM EST TUE DEC 19 2023  
   
...............................  
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 18 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 59R 2:13 PM 53 1996 38 21 37  
MINIMUM 46 11:59 PM -9 1963 22 24 24  
AVERAGE 53 30 23 31  
 
PRECIPITATION (IN)  
YESTERDAY 1.32 3.50 2012 0.14 1.18 0.00  
MONTH TO DATE 5.62 2.69 2.93 2.82  
SINCE DEC 1 5.62 2.69 2.93 2.82  
SINCE JAN 1 55.62 46.31 9.31 45.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.9 1975 0.5 -0.5 0.0  
MONTH TO DATE 0.5 7.0 -6.5 4.7  
SINCE DEC 1 0.5 7.0 -6.5 4.7  
SINCE JUL 1 0.7 9.5 -8.8 4.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 35 -23 34  
MONTH TO DATE 525 589 -64 559  
SINCE DEC 1 525 589 -64 559  
SINCE JUL 1 1794 1967 -173 1795  
 
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 19 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 59 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 21.2  
 
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 12:00 AM  
LOWEST 74 9:00 PM  
AVERAGE 87  
   
......................................................  
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 54 1949  
MINIMUM TEMPERATURE (F) 21 -13 1975  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 7:10 AM EST SUNSET 4:06 PM EST  
DECEMBER 20 2023......SUNRISE 7:11 AM EST SUNSET 4:07 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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