920  
CDUS41 KBOX 202147  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
446 PM EST SUN JAN 20 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 20 2019
 
 
VALID TODAY AS OF 0400 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 37 703 AM 60 1951 35 2 47  
MINIMUM 21 338 PM -3 1946 22 -1 29  
1901  
AVERAGE 29 29 0 38  
 
PRECIPITATION (IN)  
TODAY 1.20 2.05 1978 0.10 1.10 0.00  
MONTH TO DATE 2.41 2.19 0.22 3.42  
SINCE DEC 1 5.13 5.97 -0.84 5.91  
SINCE JAN 1 2.41 2.19 0.22 3.42  
 
SNOWFALL (IN)  
TODAY 1.1 21.0 1978 0.4 0.7 0.0  
MONTH TO DATE 1.6 8.5 -6.9 15.4  
SINCE DEC 1 1.7 17.5 -15.8 24.6  
SINCE JUL 1 1.8 18.8 -17.0 24.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 36 36 0 27  
MONTH TO DATE 644 716 -72 786  
SINCE DEC 1 1498 1655 -157 1843  
SINCE JUL 1 2522 2710 -188 2670  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 19.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
FREEZING RAIN  
LT FREEZING RAIN  
SNOW  
LIGHT SNOW  
SLEET  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1200 AM  
LOWEST 81 1200 PM  
AVERAGE 87  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 68 1906  
MINIMUM TEMPERATURE (F) 22 0 1888  
1879  
 
 
SUNRISE AND SUNSET  
JANUARY 20 2019.......SUNRISE 708 AM EST SUNSET 443 PM EST  
JANUARY 21 2019.......SUNRISE 707 AM EST SUNSET 444 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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