817  
CXUS51 KBOX 010928 RRA  
CLSORH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
421 AM EST FRI DEC 01 2023  
   
...............................  
 
...THE WORCESTER MA CLIMATE SUMMARY FOR THE SEASON, FROM  
9/1/2023 TO 11/30/2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1892 TO 2023  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 99 09/02/1953  
LOW 3 11/26/1938  
HIGHEST 90 09/07 83  
LOWEST 20 11/25 19  
AVG. MAXIMUM 60.7 59.2 1.5  
AVG. MINIMUM 45.8 42.6 3.2  
MEAN 53.2 50.9 2.3  
DAYS MAX >= 90 1 0.2 0.8  
DAYS MAX <= 32 1 1.7 -0.7  
DAYS MIN <= 32 19 18.1 0.9  
DAYS MIN <= 0 0 0.0 0.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 23.16 2005  
MINIMUM 3.90 1908  
TOTALS 14.06 13.08 0.98  
DAILY AVG. 0.15 0.14 0.01  
DAYS >= .01 29 31.8 -2.8  
DAYS >= .10 18 19.6 -1.6  
DAYS >= .50 10 8.4 1.6  
DAYS >= 1.00 4 3.8 0.2  
GREATEST  
24 HR. TOTAL 2.51 09/11 TO 09/12  
 
SNOWFALL (INCHES)  
RECORDS  
MAXIMUM 20.7 1971  
MINIMUM 0.0 2006  
1995  
TOTALS 3.0 3.0 0.0  
LIQUID EQUIV 0.30  
SINCE 7/1 3.0 3.0 0.0  
DAYS >= TRACE 5 1.3 3.7  
DAYS >= 1.0 1 0.8 0.2  
GREATEST  
24 HR TOTAL 2.0 11/21 TO 11/21  
 
DEGREE DAYS  
HEATING TOTAL 1172 1334 -162  
SINCE 7/1 1174 1366 -192  
COOLING TOTAL 126 51 75  
SINCE 1/1 644 501 143  
 
FREEZE DATES  
RECORD  
EARLIEST 09/14/1893  
LATEST 05/31/1938  
EARLIEST 11/01  
LATEST 04/09    
..........................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 8.8  
RESULTANT WIND SPEED/DIRECTION 4/290  
HIGHEST WIND SPEED/DIRECTION 37/300 DATE 09/16  
HIGHEST GUST SPEED/DIRECTION 52/300 DATE 09/16  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.39  
NUMBER OF DAYS FAIR 50  
NUMBER OF DAYS PC 21  
NUMBER OF DAYS CLOUDY 20  
 
AVERAGE RH (PERCENT) 70  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 5 MIXED PRECIP 0  
HEAVY RAIN 9 RAIN 16  
LIGHT RAIN 32 FREEZING RAIN 1  
LT FREEZING RAIN 1 HAIL 0  
HEAVY SNOW 0 SNOW 2  
LIGHT SNOW 5 SLEET 0  
FOG 36 FOG W/VIS <= 1/4 MILE 23  
HAZE 4  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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