277  
CDUS41 KBOX 052154  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
541 PM EDT SUN MAY 5 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 5 2019
 
 
VALID AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 51 354 PM 89 1949 63 -12 75  
MINIMUM 49 514 AM 35 1907 47 2 58  
1891  
1874  
AVERAGE 50 55 -5 67  
 
PRECIPITATION (IN)  
TODAY 0.01 2.06 1922 0.12 -0.11 0.00  
MONTH TO DATE 0.32 0.54 -0.22 0.09  
SINCE MAR 1 9.79 8.60 1.19 9.78  
SINCE JAN 1 16.86 15.21 1.65 18.47  
 
SNOWFALL (IN)  
TODAY 0.0 T 1917 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  
TODAY 15 11 4 0  
MONTH TO DATE 72 57 15 9  
SINCE MAR 1 1266 1396 -130 1445  
SINCE JUL 1 5072 5438 -366 5197  
 
COOLING  
TODAY 0 0 0 2  
MONTH TO DATE 0 0 0 27  
SINCE MAR 1 8 3 5 27  
SINCE JAN 1 8 3 5 27    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 77 400 PM  
AVERAGE 85  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 90 1930  
MINIMUM TEMPERATURE (F) 47 33 1891  
 
 
SUNRISE AND SUNSET  
MAY 5 2019...........SUNRISE 534 AM EDT SUNSET 748 PM EDT  
MAY 6 2019...........SUNRISE 533 AM EDT SUNSET 749 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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