166  
CDUS41 KBOX 041727  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
127 PM EDT TUE APR 04 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 3 2023
 
 
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)  
YESTERDAY  
MAXIMUM 52 323 PM 77 1892 51 1 48  
MINIMUM 31 405 AM 21 1954 36 -5 35  
AVERAGE 42 44 -2 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.30 1990 0.13 -0.13 T  
MONTH TO DATE 0.35 0.38 -0.03 0.40  
SINCE MAR 1 4.64 4.55 0.09 3.33  
SINCE JAN 1 11.23 11.15 0.08 10.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1915 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE MAR 1 0.9 9.4 -8.5 2.1  
SINCE JUL 1 12.4 48.0 -35.6 54.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 21 2 23  
MONTH TO DATE 56 65 -9 56  
SINCE MAR 1 800 893 -93 782  
SINCE JUL 1 4116 4831 -715 4404  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 1100 PM  
LOWEST 24 1200 AM  
AVERAGE 45  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 77 2010  
MINIMUM TEMPERATURE (F) 37 17 1954  
 
SUNRISE AND SUNSET  
APRIL 4 2023.........SUNRISE 622 AM EDT SUNSET 713 PM EDT  
APRIL 5 2023.........SUNRISE 620 AM EDT SUNSET 714 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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