242  
CDUS41 KBOX 220608  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
159 AM EDT SUN JUL 22 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 21 2018
 
 
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)  
YESTERDAY  
MAXIMUM 74 1258 PM 102 1977 82 -8 91  
MINIMUM 63 450 AM 52 1890 66 -3 73  
AVERAGE 69 74 -5 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.33 1938 0.12 -0.12 0.00  
MONTH TO DATE 3.61 2.21 1.40 2.57  
SINCE JUN 1 6.57 5.89 0.68 7.42  
SINCE JAN 1 26.85 24.05 2.80 28.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1954 0.0 0.0 0.0  
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  
YESTERDAY 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  
YESTERDAY 4 9 -5 17  
MONTH TO DATE 214 178 36 206  
SINCE JUN 1 355 314 41 397  
SINCE JAN 1 428 344 84 457    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 900 PM  
LOWEST 53 900 AM  
AVERAGE 67  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 103 2011  
1926  
MINIMUM TEMPERATURE (F) 66 55 1890  
 
 
SUNRISE AND SUNSET  
JULY 22 2018..........SUNRISE 527 AM EDT SUNSET 814 PM EDT  
JULY 23 2018..........SUNRISE 528 AM EDT SUNSET 813 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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