984  
CDUS41 KBOX 110551  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1240 AM EST FRI JAN 11 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 10 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 37 917 AM 58 2016 36 1 36  
MINIMUM 26 1159 PM -3 2004 22 4 25  
AVERAGE 32 29 3 31  
 
PRECIPITATION (IN)  
YESTERDAY T 2.86 1881 0.11 -0.11 0.00  
MONTH TO DATE 1.08 1.10 -0.02 1.35  
SINCE DEC 1 3.80 4.88 -1.08 3.84  
SINCE JAN 1 1.08 1.10 -0.02 1.35  
 
SNOWFALL (IN)  
YESTERDAY T 5.8 1896 0.4 -0.4 0.0  
MONTH TO DATE T 4.2 -4.2 13.4  
SINCE DEC 1 0.1 13.2 -13.1 22.6  
SINCE JUL 1 0.2 14.5 -14.3 22.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 36 -3 34  
MONTH TO DATE 278 356 -78 458  
SINCE DEC 1 1132 1295 -163 1515  
SINCE JUL 1 2156 2350 -194 2342  
 
COOLING  
YESTERDAY 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)  
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 16.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 700 AM  
LOWEST 44 300 PM  
AVERAGE 52  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 62 1975  
MINIMUM TEMPERATURE (F) 22 -4 1893  
 
 
SUNRISE AND SUNSET  
JANUARY 11 2019.......SUNRISE 712 AM EST SUNSET 432 PM EST  
JANUARY 12 2019.......SUNRISE 712 AM EST SUNSET 433 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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