673  
CDUS41 KBOX 020558  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
148 AM EDT THU MAY 2 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 1 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 56 107 PM 89 1899 61 -5 67  
MINIMUM 47 332 AM 33 1880 46 1 44  
AVERAGE 52 53 -1 56  
 
PRECIPITATION (IN)  
YESTERDAY T 1.82 1921 0.10 -0.10 0.00  
MONTH TO DATE T 0.10 -0.10 0.00  
SINCE MAR 1 9.47 8.16 1.31 9.69  
SINCE JAN 1 16.54 14.77 1.77 18.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
2000  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 13.5 9.7 3.8 24.6  
SINCE JUL 1 27.4 43.8 -16.4 59.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 12 1 9  
MONTH TO DATE 13 12 1 9  
SINCE MAR 1 1207 1351 -144 1445  
SINCE JUL 1 5013 5393 -380 5197  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 8 3 5 0  
SINCE JAN 1 8 3 5 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 6.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 500 PM  
LOWEST 38 100 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 91 2001  
1930  
MINIMUM TEMPERATURE (F) 46 33 1874  
 
 
SUNRISE AND SUNSET  
MAY 2 2019...........SUNRISE 538 AM EDT SUNSET 745 PM EDT  
MAY 3 2019...........SUNRISE 537 AM EDT SUNSET 746 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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