977  
CDUS41 KBOX 130527  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
127 AM EDT FRI MAY 13 2022  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 12 2022
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 60 135 PM 88 1991 65 -5 69  
2001  
MINIMUM 51 1039 PM 33 1907 49 2 48  
AVERAGE 56 57 -1 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.42 1888 0.09 -0.09 T  
MONTH TO DATE 0.37 1.24 -0.87 1.59  
SINCE MAR 1 5.62 9.04 -3.42 7.92  
SINCE JAN 1 12.56 15.64 -3.08 12.99  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.1 10.6 -8.5 0.2  
SINCE JUL 1 54.0 49.2 4.8 38.6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 8 1 6  
MONTH TO DATE 151 116 35 107  
SINCE MAR 1 1315 1440 -125 1231  
SINCE JUL 1 4937 5378 -441 5008  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 4 -4 0  
SINCE MAR 1 0 8 -8 0  
SINCE JAN 1 0 8 -8 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 81 200 PM  
AVERAGE 91  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 87 1947  
MINIMUM TEMPERATURE (F) 50 37 2020  
 
SUNRISE AND SUNSET  
MAY 13 2022...........SUNRISE 525 AM EDT SUNSET 757 PM EDT  
MAY 14 2022...........SUNRISE 524 AM EDT SUNSET 758 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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