922  
CDUS41 KBOX 302121  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
521 PM EDT TUE MAY 30 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 30 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 62 241 PM 96 1929 71 -9 87  
MINIMUM 48 358 AM 35 1884 54 -6 60  
AVERAGE 55 62 -7 74  
 
PRECIPITATION (IN)  
TODAY 0.00 1.52 1948 0.12 -0.12 0.00  
MONTH TO DATE 2.25 3.14 -0.89 1.32  
SINCE MAR 1 9.64 10.94 -1.30 6.57  
SINCE JAN 1 16.23 17.54 -1.31 13.51  
 
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 MAR 1 0.9 10.6 -9.7 2.1  
SINCE JUL 1 12.4 49.2 -36.8 54.0  
 
DEGREE DAYS  
HEATING  
TODAY 10 4 6 0  
MONTH TO DATE 181 228 -47 183  
SINCE MAR 1 1349 1552 -203 1347  
SINCE JUL 1 4665 5490 -825 4969  
 
COOLING  
TODAY 0 2 -2 9  
MONTH TO DATE 39 27 12 51  
SINCE MAR 1 44 31 13 51  
SINCE JAN 1 44 31 13 51    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 400 AM  
LOWEST 60 100 PM  
AVERAGE 72  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 96 1944  
MINIMUM TEMPERATURE (F) 55 39 1884  
 
SUNRISE AND SUNSET  
MAY 30 2023...........SUNRISE 511 AM EDT SUNSET 813 PM EDT  
MAY 31 2023...........SUNRISE 511 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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