812  
CDUS41 KBOX 030634  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
223 AM EDT FRI MAY 3 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 2 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 50 107 AM 91 2001 62 -12 89  
1930  
MINIMUM 45 1159 PM 33 1874 46 -1 58  
AVERAGE 48 54 -6 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.14 1897 0.11 -0.05 0.00  
MONTH TO DATE 0.06 0.21 -0.15 0.00  
SINCE MAR 1 9.53 8.27 1.26 9.69  
SINCE JAN 1 16.60 14.88 1.72 18.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1953 0.0 0.0 0.0  
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 17 12 5 0  
MONTH TO DATE 30 24 6 9  
SINCE MAR 1 1224 1363 -139 1445  
SINCE JUL 1 5030 5405 -375 5197  
 
COOLING  
YESTERDAY 0 0 0 9  
MONTH TO DATE 0 0 0 9  
SINCE MAR 1 8 3 5 9  
SINCE JAN 1 8 3 5 9    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 9.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 80 1200 AM  
AVERAGE 87  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 92 2001  
MINIMUM TEMPERATURE (F) 46 31 1882  
 
 
SUNRISE AND SUNSET  
MAY 3 2019...........SUNRISE 537 AM EDT SUNSET 746 PM EDT  
MAY 4 2019...........SUNRISE 536 AM EDT SUNSET 747 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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