948  
CDUS41 KBOX 221056  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
656 AM EDT SUN MAY 22 2022  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 21 2022
 
 
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)  
YESTERDAY  
MAXIMUM 71 148 PM 93 1921 68 3 82  
MINIMUM 54 347 AM 41 1907 52 2 56  
AVERAGE 63 60 3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 2.24 1889 0.10 -0.08 T  
MONTH TO DATE 0.50 2.13 -1.63 1.60  
SINCE MAR 1 5.75 9.93 -4.18 7.93  
SINCE JAN 1 12.69 16.53 -3.84 13.00  
 
SNOWFALL (IN)  
YESTERDAY 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  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 6 -4 0  
MONTH TO DATE 166 180 -14 114  
SINCE MAR 1 1330 1504 -174 1238  
SINCE JUL 1 4952 5442 -490 5015  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 22 13 9 20  
SINCE MAR 1 22 17 5 20  
SINCE JAN 1 22 17 5 20    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 75 100 PM  
AVERAGE 88  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 93 1959  
MINIMUM TEMPERATURE (F) 52 39 1894  
 
SUNRISE AND SUNSET  
MAY 22 2022...........SUNRISE 516 AM EDT SUNSET 806 PM EDT  
MAY 23 2022...........SUNRISE 516 AM EDT SUNSET 807 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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