138  
CDUS41 KBUF 180701  
CLIROC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BUFFALO NY  
201 AM EST MON DEC 18 2023  
   
...............................
 
 
   
..THE ROCHESTER NY CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 6:20 PM 60 1984 38 16 34  
MINIMUM 47 7:59 AM -4 2013 25 22 28  
AVERAGE 51 32 19 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.82 1929 0.08 -0.05 T  
MONTH TO DATE 1.42 1.50 -0.08 0.93  
SINCE DEC 1 1.42 1.50 -0.08 0.93  
SINCE JAN 1 36.03 33.92 2.11 27.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 1973 0.8 -0.8 0.1  
MONTH TO DATE 3.2 11.2 -8.0 2.0  
SINCE DEC 1 3.2 11.2 -8.0 2.0  
SINCE JUL 1 6.7 19.4 -12.7 6.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 34 -20 34  
MONTH TO DATE 396 532 -136 529  
SINCE DEC 1 396 532 -136 529  
SINCE JUL 1 1550 1772 -222 1732  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 573 676 -103 707    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 56 5:00 AM  
AVERAGE 73  
   
......................................................
 
 
THE ROCHESTER NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 57 1921  
MINIMUM TEMPERATURE (F) 25 -7 1919  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 7:37 AM EST SUNSET 4:37 PM EST  
DECEMBER 19 2023......SUNRISE 7:38 AM EST SUNSET 4:38 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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