789  
CDUS41 KBOX 220526  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
126 AM EDT WED JUL 22 2026  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 21 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 1240 PM 102 1977 83 -4 80  
MINIMUM 62 504 AM 52 1890 67 -5 66  
AVERAGE 71 74 -3 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.99 2.33 1938 0.10 0.89 0.00  
MONTH TO DATE 2.81 2.18 0.63 2.11  
SINCE JUN 1 4.27 6.07 -1.80 3.43  
SINCE JAN 1 14.76 23.72 -8.96 23.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1954 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 14 50 -36 44  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 6 10 -4 8  
MONTH TO DATE 253 191 62 242  
SINCE JUN 1 477 329 148 432  
SINCE JAN 1 538 362 176 461    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 PM  
LOWEST 52 1200 PM  
AVERAGE 76  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 103 1926  
2011  
MINIMUM TEMPERATURE (F) 67 55 1890  
 
SUNRISE AND SUNSET  
JULY 22 2026..........SUNRISE 527 AM EDT SUNSET 814 PM EDT  
JULY 23 2026..........SUNRISE 528 AM EDT SUNSET 813 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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