298  
CDUS41 KBOX 192120  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
520 PM EDT THU MAY 19 2022  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 19 2022
 
 
VALID AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 64 239 AM 90 1949 67 -3 72  
1986  
2017  
MINIMUM 56 359 PM 38 1882 51 5 58  
AVERAGE 60 59 1 65  
 
PRECIPITATION (IN)  
TODAY T 1.55 1900 0.10 -0.10 0.00  
MONTH TO DATE 0.47 1.92 -1.45 1.60  
SINCE MAR 1 5.72 9.72 -4.00 7.93  
SINCE JAN 1 12.66 16.32 -3.66 13.00  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.1 10.6 -8.5 0.2  
SINCE JUL 1 54.0 49.2 4.8 38.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 5 7 -2 0  
MONTH TO DATE 157 168 -11 111  
SINCE MAR 1 1321 1492 -171 1235  
SINCE JUL 1 4943 5430 -487 5012  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 22 11 11 16  
SINCE MAR 1 22 15 7 16  
SINCE JAN 1 22 15 7 16    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 400 PM  
LOWEST 35 400 AM  
AVERAGE 61  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 91 1996  
MINIMUM TEMPERATURE (F) 51 40 1892  
 
SUNRISE AND SUNSET  
MAY 19 2022...........SUNRISE 519 AM EDT SUNSET 803 PM EDT  
MAY 20 2022...........SUNRISE 518 AM EDT SUNSET 804 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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