536  
CXUS51 KBOX 011632 RRC  
CLSORH  
 
BOSCLSORH 000  
TTAA00 BOX 011630  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1230 PM EDT SUN JUN 01 2025  
   
...............................
 
 
...THE WORCESTER MA CLIMATE SUMMARY FOR THE SEASON, FROM  
3/1/2025 TO 5/31/2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1892 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 94 05/26/2010  
LOW -6 03/04/1950  
03/09/1943  
HIGHEST 82 05/03 86  
LOWEST 6 03/03 19  
AVG. MAXIMUM 57.0 55.1 1.9  
AVG. MINIMUM 38.9 36.5 2.4  
MEAN 48.0 45.8 2.2  
DAYS MAX >= 90 0 0.1 -0.1  
DAYS MAX <= 32 2 5.2 -3.2  
DAYS MIN <= 32 28 31.8 -3.8  
DAYS MIN <= 0 0 0.1 -0.1  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 22.40 1983  
MINIMUM 4.78 1915  
TOTALS 16.80 11.83 4.97  
DAILY AVG. 0.18 0.13 0.05  
DAYS >= .01 43 38.2 4.8  
DAYS >= .10 29 22.7 6.3  
DAYS >= .50 14 8.0 6.0  
DAYS >= 1.00 5 2.7 2.3  
GREATEST  
24 HR. TOTAL 2.12 05/22 TO 05/23  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 49.5 2018  
TOTALS 7.9 15.6 -7.7  
LIQUID EQUIV 0.80  
SINCE 7/1 41.2 72.9 -31.7  
DAYS >= TRACE 11 6.1 4.9  
DAYS >= 1.0 2 3.4 -1.4  
GREATEST  
24 HR TOTAL 7.4 04/12 TO 04/12  
 
DEGREE DAYS  
HEATING TOTAL 1560 1794 -234  
SINCE 7/1 5889 6543 -654  
COOLING TOTAL 17 24 -7  
SINCE 1/1 17 24 -7  
 
FREEZE DATES  
RECORD  
EARLIEST 09/14/1893  
LATEST 05/31/1938  
EARLIEST 11/10  
LATEST 04/25    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 11.0  
RESULTANT WIND SPEED/DIRECTION 5/270  
HIGHEST WIND SPEED/DIRECTION 40/300 DATE 03/07  
HIGHEST GUST SPEED/DIRECTION 62/290 DATE 03/07  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.52  
NUMBER OF DAYS FAIR 32  
NUMBER OF DAYS PC 27  
NUMBER OF DAYS CLOUDY 31  
 
AVERAGE RH (PERCENT) 65  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 6 MIXED PRECIP 0  
HEAVY RAIN 20 RAIN 25  
LIGHT RAIN 44 FREEZING RAIN 2  
LT FREEZING RAIN 3 HAIL 0  
HEAVY SNOW 1 SNOW 3  
LIGHT SNOW 12 SLEET 0  
FOG 50 FOG W/VIS <= 1/4 MILE 30  
HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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