243  
CDUS41 KBOX 202226  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
616 PM EDT FRI JUL 20 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 20 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 79 1207 PM 99 1991 82 -3 92  
MINIMUM 66 453 AM 54 1890 66 0 71  
1879  
AVERAGE 73 74 -1 82  
 
PRECIPITATION (IN)  
TODAY 0.00 1.78 1982 0.11 -0.11 T  
MONTH TO DATE 3.61 2.09 1.52 2.57  
SINCE JUN 1 6.57 5.77 0.80 7.42  
SINCE JAN 1 26.85 23.93 2.92 28.25  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
2000  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE JUN 1 56 55 1 52  
SINCE JUL 1 0 0 0 2  
 
COOLING  
TODAY 8 9 -1 17  
MONTH TO DATE 210 169 41 189  
SINCE JUN 1 351 305 46 380  
SINCE JAN 1 424 335 89 440    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 9.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 200 AM  
LOWEST 48 1100 AM  
AVERAGE 63  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 102 1977  
MINIMUM TEMPERATURE (F) 66 52 1890  
 
 
SUNRISE AND SUNSET  
JULY 20 2018..........SUNRISE 525 AM EDT SUNSET 815 PM EDT  
JULY 21 2018..........SUNRISE 526 AM EDT SUNSET 815 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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