596  
CDUS41 KBUF 180613  
CLIROC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BUFFALO NY  
213 AM EDT SUN MAY 18 2025  
   
...............................  
 
   
..THE ROCHESTER NY CLIMATE SUMMARY FOR MAY 17 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 11:26 AM 90 1962 70 6 76  
MINIMUM 55 11:59 PM 29 1956 49 6 56  
AVERAGE 66 59 7 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.52 1.44 2024 0.09 0.43 1.44  
MONTH TO DATE 2.73 1.50 1.23 2.80  
SINCE MAR 1 8.54 6.98 1.56 9.09  
SINCE JAN 1 12.55 11.66 0.89 13.95  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1973 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 6.0 21.0 -15.0 10.0  
SINCE JUL 1 88.3 102.0 -13.7 52.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 122 159 -37 79  
SINCE MAR 1 1378 1632 -254 1266  
SINCE JUL 1 5701 6152 -451 5132  
 
COOLING  
YESTERDAY 1 1 0 1  
MONTH TO DATE 8 12 -4 4  
SINCE MAR 1 8 16 -8 4  
SINCE JAN 1 8 16 -8 4    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 PM  
LOWEST 52 11:00 AM  
AVERAGE 73  
   
......................................................  
 
THE ROCHESTER NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 1889  
MINIMUM TEMPERATURE (F) 49 30 1981  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 5:44 AM EDT SUNSET 8:31 PM EDT  
MAY 19 2025...........SUNRISE 5:43 AM EDT SUNSET 8:32 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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