090  
CDUS41 KGYX 160806  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
406 AM EDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 15 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 71 4:35 PM 85 2004 64 7 69  
MINIMUM 40 4:30 AM 27 1947 45 -5 51  
AVERAGE 56 55 1 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.78 1938 0.11 -0.11 0.03  
MONTH TO DATE 1.36 1.79 -0.43 0.53  
SINCE MAR 1 9.69 10.28 -0.59 8.59  
SINCE JAN 1 19.15 17.32 1.83 15.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 14.0 16.4 -2.4 3.0  
SINCE JUL 1 56.5 68.7 -12.2 44.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 11 -2 5  
MONTH TO DATE 146 190 -44 198  
SINCE MAR 1 1632 1759 -127 1693  
SINCE JUL 1 5969 6570 -601 6306  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 6  
SINCE MAR 1 0 1 -1 6  
SINCE JAN 1 0 1 -1 6    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 4:00 AM  
LOWEST 22 5:00 PM  
AVERAGE 45  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 90 1951  
MINIMUM TEMPERATURE (F) 46 28 1947  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 5:15 AM EDT SUNSET 8:00 PM EDT  
MAY 17 2023...........SUNRISE 5:14 AM EDT SUNSET 8:02 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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