088  
CDUS41 KBOX 182140  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
540 PM EDT THU APR 18 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 18 2019
 
 
VALID TODAY 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 54 1247 PM 94 1976 57 -3 53  
MINIMUM 43 525 AM 26 1887 42 1 36  
1875  
AVERAGE 49 49 0 45  
 
PRECIPITATION (IN)  
TODAY T 1.90 1879 0.11 -0.11 0.00  
MONTH TO DATE 2.20 2.39 -0.19 2.67  
SINCE MAR 1 5.15 6.71 -1.56 7.74  
SINCE JAN 1 12.22 13.32 -1.10 16.43  
 
SNOWFALL (IN)  
TODAY MM 1.6 1965 0.1 MM 0.0  
MONTH TO DATE T 1.7 -1.7 1.3  
SINCE MAR 1 13.5 9.5 4.0 24.6  
SINCE JUL 1 27.4 43.6 -16.2 59.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 16 16 0 20  
MONTH TO DATE 282 342 -60 413  
SINCE MAR 1 1078 1171 -93 1266  
SINCE JUL 1 4884 5213 -329 5018  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 9.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 600 AM  
LOWEST 48 1200 PM  
AVERAGE 60  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 87 1914  
MINIMUM TEMPERATURE (F) 42 22 1875  
 
 
SUNRISE AND SUNSET  
APRIL 18 2019.........SUNRISE 559 AM EDT SUNSET 729 PM EDT  
APRIL 19 2019.........SUNRISE 557 AM EDT SUNSET 730 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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