091  
CDUS41 KBOX 160934  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
534 AM EDT SUN JUL 16 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 15 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 87 239 PM 98 1984 82 5 80  
1995  
MINIMUM 70 433 AM 54 1929 66 4 66  
AVERAGE 79 74 5 73  
 
PRECIPITATION (IN)  
YESTERDAY T 1.35 1959 0.11 -0.11 0.00  
MONTH TO DATE 2.67 1.55 1.12 0.41  
SINCE JUN 1 6.11 5.44 0.67 2.74  
SINCE JAN 1 22.34 23.09 -0.75 16.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
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 74 50 24 36  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 10 4 8  
MONTH TO DATE 148 131 17 147  
SINCE JUN 1 254 269 -15 278  
SINCE JAN 1 298 302 -4 333    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 200 AM  
LOWEST 65 400 PM  
AVERAGE 79  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 1983  
MINIMUM TEMPERATURE (F) 66 54 1878  
1884  
 
SUNRISE AND SUNSET  
JULY 16 2023..........SUNRISE 521 AM EDT SUNSET 819 PM EDT  
JULY 17 2023..........SUNRISE 522 AM EDT SUNSET 818 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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