192  
CDUS41 KBOX 200527  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
127 AM EDT SAT JUL 20 2024  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 19 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 315 PM 99 2013 83 -5 85  
MINIMUM 67 550 AM 54 1875 67 0 73  
1881  
AVERAGE 73 74 -1 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1882 0.11 -0.11 0.00  
MONTH TO DATE 1.13 1.97 -0.84 4.27  
SINCE JUN 1 5.17 5.86 -0.69 7.71  
SINCE JAN 1 30.18 23.51 6.67 23.94  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 7 50 -43 74  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 8 10 -2 14  
MONTH TO DATE 246 171 75 204  
SINCE JUN 1 436 309 127 310  
SINCE JAN 1 482 342 140 354    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 1000 PM  
LOWEST 46 1000 AM  
AVERAGE 62  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 1991  
MINIMUM TEMPERATURE (F) 67 54 1879  
1890  
 
SUNRISE AND SUNSET  
JULY 20 2024..........SUNRISE 526 AM EDT SUNSET 815 PM EDT  
JULY 21 2024..........SUNRISE 526 AM EDT SUNSET 814 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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