920  
CDUS41 KBOX 212051  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
451 PM EDT MON OCT 21 2024  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 21 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83R 238 PM 82 1920 60 23 60  
MINIMUM 52 1211 AM 30 1974 46 6 56  
AVERAGE 68 53 15 58  
 
PRECIPITATION (IN)  
TODAY 0.00 1.78 1944 0.13 -0.13 0.56  
1996  
MONTH TO DATE 0.69 2.72 -2.03 0.80  
SINCE SEP 1 2.02 6.28 -4.26 4.55  
SINCE JAN 1 36.16 34.32 1.84 41.11  
 
SNOWFALL (IN)  
TODAY MM T 1964 0.0 MM 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 0 12 -12 7  
MONTH TO DATE 170 187 -17 119  
SINCE SEP 1 205 258 -53 175  
SINCE JUL 1 207 267 -60 175  
 
COOLING  
TODAY 3 0 3 0  
MONTH TO DATE 3 6 -3 10  
SINCE SEP 1 70 97 -27 146  
SINCE JAN 1 880 797 83 844    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 400 AM  
LOWEST 32 1100 AM  
AVERAGE 48  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 83 1979  
MINIMUM TEMPERATURE (F) 46 28 1940  
 
SUNRISE AND SUNSET  
OCTOBER 21 2024.......SUNRISE 705 AM EDT SUNSET 552 PM EDT  
OCTOBER 22 2024.......SUNRISE 706 AM EDT SUNSET 551 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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