377  
CDUS41 KBOX 052128  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
528 PM EDT FRI MAY 05 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 5 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 53 306 PM 89 1949 63 -10 70  
MINIMUM 46 616 AM 35 1874 47 -1 50  
1891  
1907  
AVERAGE 50 55 -5 60  
 
PRECIPITATION (IN)  
TODAY 0.02 2.06 1922 0.12 -0.10 0.00  
MONTH TO DATE 0.27 0.55 -0.28 0.37  
SINCE MAR 1 7.66 8.35 -0.69 5.62  
SINCE JAN 1 14.25 14.95 -0.70 12.56  
 
SNOWFALL (IN)  
TODAY 0.0 T 1917 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.9 10.6 -9.7 2.1  
SINCE JUL 1 12.4 49.2 -36.8 54.0  
 
DEGREE DAYS  
HEATING  
TODAY 15 10 5 5  
MONTH TO DATE 67 53 14 60  
SINCE MAR 1 1235 1377 -142 1224  
SINCE JUL 1 4551 5315 -764 4846  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 5 4 1 0  
SINCE JAN 1 5 4 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 AM  
LOWEST 66 400 PM  
AVERAGE 80  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 90 1930  
MINIMUM TEMPERATURE (F) 48 33 1891  
 
SUNRISE AND SUNSET  
MAY 5 2023...........SUNRISE 534 AM EDT SUNSET 748 PM EDT  
MAY 6 2023...........SUNRISE 533 AM EDT SUNSET 749 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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