826  
CDUS41 KBOX 040601  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
150 AM EDT SAT MAY 4 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 3 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 57 720 PM 92 2001 62 -5 90  
MINIMUM 45 500 AM 31 1882 46 -1 61  
AVERAGE 51 54 -3 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 2.40 1900 0.11 0.00 0.09  
MONTH TO DATE 0.17 0.32 -0.15 0.09  
SINCE MAR 1 9.64 8.38 1.26 9.78  
SINCE JAN 1 16.71 14.99 1.72 18.47  
 
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 14 11 3 0  
MONTH TO DATE 44 35 9 9  
SINCE MAR 1 1238 1374 -136 1445  
SINCE JUL 1 5044 5416 -372 5197  
 
COOLING  
YESTERDAY 0 0 0 11  
MONTH TO DATE 0 0 0 20  
SINCE MAR 1 8 3 5 20  
SINCE JAN 1 8 3 5 20    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1200 AM  
LOWEST 77 1200 PM  
AVERAGE 83  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 90 2001  
MINIMUM TEMPERATURE (F) 46 33 1911  
 
 
SUNRISE AND SUNSET  
MAY 4 2019...........SUNRISE 536 AM EDT SUNSET 747 PM EDT  
MAY 5 2019...........SUNRISE 534 AM EDT SUNSET 748 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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