045
CDUS41 KBUF 180700
CLIROC
CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
300 AM EDT MON MAY 18 2026
...............................
..THE ROCHESTER NY CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 MM 90 1962 70 13 76
MINIMUM 58 MM 29 1956 49 9 55
AVERAGE 71 59 12 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.44 2024 0.09 -0.09 0.52
MONTH TO DATE 1.89 1.50 0.39 2.73
SINCE MAR 1 11.86 6.98 4.88 8.54
SINCE JAN 1 17.20 11.66 5.54 12.55
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 6.5 21.0 -14.5 6.0
SINCE JUL 1 114.1 102.0 12.1 88.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 7 -7 0
MONTH TO DATE 237 159 78 122
SINCE MAR 1 1467 1632 -165 1378
SINCE JUL 1 6356 6152 204 5701
COOLING
YESTERDAY 6 1 5 1
MONTH TO DATE 6 12 -6 8
SINCE MAR 1 9 16 -7 8
SINCE JAN 1 9 16 -7 8
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 41 4:00 PM
AVERAGE 71
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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 2026...........SUNRISE 5:44 AM EDT SUNSET 8:31 PM EDT
MAY 19 2026...........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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