Climatological Report (Monthly)
Issued by NWS Buffalo, NY

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000 CXUS51 KBUF 021357 CCA CLMROC CLIMATE REPORT...CORRECTED NATIONAL WEATHER SERVICE BUFFALO NY 856 AM EST TUE JAN 2 2018 ................................... ...THE ROCHESTER NY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2017 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 72 12/03/1982 LOW -16 12/20/1942 HIGHEST 54 12/05 52 12/27 12/26 LOWEST 1 12/31 9 12/19 12/28 AVG. MAXIMUM 31.5 36.5 -5.0 37.2 AVG. MINIMUM 20.4 23.5 -3.1 25.5 MEAN 26.0 30.0 -4.0 31.3 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 17 10.4 6.6 7 DAYS MIN <= 32 28 24.9 3.1 27 DAYS MIN <= 0 0 0.4 -0.4 0 PRECIPITATION (INCHES) RECORD MAXIMUM 6.17 1878 MINIMUM 0.62 1958 TOTALS 2.24 2.63 -0.39 2.91 DAYS >= .01 21 25 DAYS >= .10 7 8 DAYS >= .50 1 1 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.63 12/22 TO 12/23 12/17 TO 12/18 SNOWFALL (INCHES) RECORDS TOTAL 46.5 2010 TOTALS 34.7 21.8 12.9 29.3 SINCE 7/1 37.3 29.2 8.1 45.2 SNOWDEPTH AVG. 3 3 0 3 DAYS >= 1.0 11 6.3 4.7 8 GREATEST SNOW DEPTH 9 12/31 11 12/16 24 HR TOTAL 7.8 12/30 TO 12/31 12/18 TO 12/18 DEGREE_DAYS HEATING TOTAL 1202 1085 117 1035 SINCE 7/1 2293 2453 -160 2013 COOLING TOTAL 0 0 0 0 SINCE 1/1 655 539 116 978 ......................................................... WIND (MPH) AVERAGE WIND SPEED 9.7 HIGHEST WIND SPEED/DIRECTION 38/270 HIGHEST GUST SPEED/DIRECTION 52/270 DATE 12/19 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.80 NUMBER OF DAYS FAIR 1 NUMBER OF DAYS PC 3 NUMBER OF DAYS CLOUDY 27 AVERAGE RH (PERCENT) 76 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 4 FREEZING RAIN 1 LT FREEZING RAIN 2 HAIL 0 HEAVY SNOW 0 SNOW 3 LIGHT SNOW 24 SLEET 0 FOG 25 FOG W/VIS <= 1/4 MILE 1 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$

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