815  
CDUS41 KGYX 220813  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
413 AM EDT THU MAY 22 2025  
   
...............................  
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 21 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1941 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 52 12:36 PM 91 2009 66 -14 68  
MINIMUM 45 9:26 PM 33 1976 47 -2 51  
AVERAGE 49 56 -7 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.43 1889 0.12 -0.12 T  
MONTH TO DATE 4.65 2.46 2.19 1.12  
SINCE MAR 1 13.64 10.95 2.69 16.49  
SINCE JAN 1 18.80 17.99 0.81 25.08  
 
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 5.5 16.4 -10.9 13.7  
SINCE JUL 1 54.1 68.7 -14.6 38.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 9 7 5  
MONTH TO DATE 241 248 -7 258  
SINCE MAR 1 1729 1817 -88 1703  
SINCE JUL 1 6504 6628 -124 6036  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 8:00 PM  
LOWEST 68 9:00 AM  
AVERAGE 79  
   
......................................................  
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 90 1992  
MINIMUM TEMPERATURE (F) 47 34 1950  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 5:09 AM EDT SUNSET 8:07 PM EDT  
MAY 23 2025...........SUNRISE 5:08 AM EDT SUNSET 8:08 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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