071  
CDUS41 KBOX 202159  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
559 PM EDT TUE JUN 20 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JUNE 20 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 65 1129 AM 98 1953 78 -13 79  
MINIMUM 56 339 AM 47 1918 61 -5 52  
AVERAGE 61 70 -9 66  
 
PRECIPITATION (IN)  
TODAY T 2.40 1945 0.13 -0.13 0.00  
MONTH TO DATE 2.29 2.73 -0.44 1.68  
SINCE JUN 1 2.29 2.73 -0.44 1.68  
SINCE JAN 1 18.52 20.38 -1.86 15.19  
 
SNOWFALL (IN)  
TODAY 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 12.4 49.2 -36.8 54.0  
 
DEGREE DAYS  
HEATING  
TODAY 4 1 3 0  
MONTH TO DATE 68 45 23 30  
SINCE JUN 1 68 45 23 30  
SINCE JUL 1 4735 5541 -806 4999  
 
COOLING  
TODAY 0 5 -5 1  
MONTH TO DATE 37 70 -33 73  
SINCE JUN 1 37 70 -33 73  
SINCE JAN 1 81 103 -22 128    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1200 AM  
LOWEST 72 1200 PM  
AVERAGE 80  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 2012  
MINIMUM TEMPERATURE (F) 62 48 1940  
 
SUNRISE AND SUNSET  
JUNE 20 2023..........SUNRISE 507 AM EDT SUNSET 824 PM EDT  
JUNE 21 2023..........SUNRISE 507 AM EDT SUNSET 824 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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