548  
CDUS41 KGYX 170824  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
424 AM EDT WED MAY 17 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 16 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 70 5:41 PM 90 1951 64 6 63  
MINIMUM 52 11:24 PM 28 1947 46 6 51  
AVERAGE 61 55 6 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.52 1978 0.11 -0.11 0.16  
MONTH TO DATE 1.36 1.90 -0.54 0.69  
SINCE MAR 1 9.69 10.39 -0.70 8.75  
SINCE JAN 1 19.15 17.43 1.72 15.45  
 
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 4 10 -6 8  
MONTH TO DATE 150 200 -50 206  
SINCE MAR 1 1636 1769 -133 1701  
SINCE JUL 1 5973 6580 -607 6314  
 
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 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 11:00 PM  
LOWEST 32 2:00 AM  
AVERAGE 49  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 90 1977  
MINIMUM TEMPERATURE (F) 46 27 1957  
 
SUNRISE AND SUNSET  
MAY 17 2023...........SUNRISE 5:14 AM EDT SUNSET 8:02 PM EDT  
MAY 18 2023...........SUNRISE 5:13 AM EDT SUNSET 8:03 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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