CXUS51 KBUF 060320 CLMROC CLIMATE REPORT NATIONAL WEATHER SERVICE BUFFALO NY 821 PM EST MON DEC 01 2025 ................................... ...THE ROCHESTER NY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 81 11/05/2024 LOW 1 11/30/1875 HIGHEST 59 11/07 81 11/05 LOWEST 22 11/19 24 11/30 AVG. MAXIMUM 46.9 49.1 -2.2 52.3 AVG. MINIMUM 31.4 34.0 -2.6 37.3 MEAN 39.1 41.5 -2.4 44.8 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 1 1.4 -0.4 0 DAYS MIN <= 32 18 14.7 3.3 9 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 7.72 1927 MINIMUM 0.33 1904 TOTALS 2.76 2.76 0.00 2.81 DAYS >= .01 18 11 DAYS >= .10 9 8 DAYS >= .50 1 1 DAYS >= 1.00 0 1 GREATEST 24 HR. TOTAL 0.71 11/15 TO 11/16 1.32 11/21 TO 11/22 SNOWFALL (INCHES) RECORDS TOTAL 24.9 1996 TOTALS 7.0 8.1 -1.1 0.0 SINCE 7/1 7.1 8.2 -1.1 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 5 2.4 2.6 0 DAYS >= 0.1 8 0 GREATEST SNOW DEPTH 3R 11/11 0 MM 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 769 704 65 604 SINCE 7/1 1278 1239 39 MM COOLING TOTAL 0 0 0 5 SINCE 1/1 687 676 11 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.8 HIGHEST WIND SPEED/DIRECTION 35/260 HIGHEST GUST SPEED/DIRECTION 52/260 DATE 11/26 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.82 NUMBER OF DAYS FAIR 1 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 23 AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 1 HEAVY RAIN 2 RAIN 9 LIGHT RAIN 16 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 2 HEAVY SNOW 1 SNOW 3 LIGHT SNOW 11 SLEET 0 FOG 19 FOG W/VIS <= 1/4 MILE 0 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && A COOL NOVEMBER, WITH SEVERAL LAKE EFFECT SNOW EVENTS NOVEMBER FEATURED A LACK OF EXTREME WARMTH, WITH SEVERAL EARLY WINTER COLD SNAPS RESULTING IN LAKE EFFECT SNOW DOWNWIND OF THE LOWER GREAT LAKES. ONLY 5 NOVEMBERS FEATURED A LOWER MONTHLY MAXIMUM TEMPERATURE, AND THESE NOVEMBERS ALL OCCURRED IN THE LATE 19TH AND EARLY 20TH CENTURY. PRECIPITATION EVENTS TENDED TO BE LIGHT THIS MONTH BUT ENOUGH PRECIPITATION OCCURRED TO LOWER THE DROUGHT STATUS FROM SEVERE DROUGHT TO MODERATE DROUGHT CONDITIONS.    THE TEMPERATURE AVERAGED 39.1°F THIS MONTH WHICH IS MORE THAN TWO DEGREES BELOW NORMAL. THIS IS THE FIRST NOVEMBER SINCE 2019 TO FEATURE A MONTHLY AVERAGE TEMPERATURE BELOW 40°F.  THE 31°F READING ON THE 10TH TIED WITH THE YEAR 1987 FOR COLDEST MAXIMUM TEMPERATURE FOR THE DATE. LACKING ANY EXTREME WARMTH, THE WARMEST DAY THIS MONTH WAS JUST 59 DEGREES ON THE 7TH. THIS IS THE COLDEST MONTHLY MAXIMUM TEMPERATURE FOR ROCHESTER IN THE MONTH OF NOVEMBER SINCE 1917. OVERALL, THE 15 DAYS DROPPING TO THE FREEZING MARK AND LOWER IS THREE DAYS GREATER THAN AIRPORT NORMAL.  PRECIPITATION FOR THE MONTH TOTALED EXACTLY NORMAL. THE PRECIPITATION THE FIRST WEEK OF THE MONTH WAS PLAIN RAIN, BUT A NUMBER OF DAYS THE FINAL WEEKS OF THE MONTH FEATURED SNOW. THE 8 DAYS WITH MEASURABLE SNOWFALL ARE THE GREATEST SINCE 2018 AND IS 2 DAYS GREATER THAN NORMAL. SNOW TOTALED ABOUT AN INCH LESS THAN NORMAL FOR THE MONTH. THE WETTEST DAY WAS THE 9TH WITH A PERIOD OF RAIN AND SNOW ADDED UP TO JUST OVER HALF AN INCH AT THE ROCHESTER AIRPORT.    NOVEMBER BEGAN WITH LOCALIZED LAKE EFFECT RAIN BANDS SOUTHEAST OF LAKES ERIE AND ONTARIO, THAT WITH SURFACE HIGH PRESSURE QUICKLY APPROACHING, RAIN BANDS RAPIDLY ENDED WITH A DRY AND BEAUTIFUL SUNDAY THE 2ND DAY OF THE MONTH. THERE WERE A NUMBER OF BREEZY DAYS TO START THE MONTH, INCLUDING A STRETCH FROM THE 3RD TO THE 7TH WITH ALL BUT ONE DAY FEATURING WIND GUSTS 40 MPH OR GREATER. THUNDERSTORMS DURING THE EVENING HOURS OF THE 3RD DROPPED ACROSS ORLEANS, MONROE AND INTO ONTARIO COUNTIES WITH NUMEROUS REPORTS OF HAIL AND A FEW TREE LIMBS DOWN. THE FIRST SNOW EVENT OF THE YEAR WAS A LAKE EFFECT SNOW VARIETY, WITH 0.7 INCHES OF SNOW ACCUMULATING DURING THE EVENING HOURS OF THE 9TH. COLD AIR FOLLOWING A COLD FRONT MAINTAINED A VERY COLD DAY FOR THE 10TH, WITH THE TEMPERATURE FAILING TO RISE TO THE FREEZING MARK WHICH IS TIED FOR THE SEVENTH EARLIEST OCCURRENCE ON RECORD THAT THE TEMPERATURE FAILED TO REACH THE FREEZING MARK. A QUIET STRETCH FOR THE MONTH OCCURRED THE 17TH THROUGH THE 22ND THOUGH TEMPERATURES AVERAGED BELOW NORMAL. A FEW SUNNY DAYS OCCURRED ON THE 19TH AND 20TH.  ANOTHER STRONG COLD FRONT STORMED ACROSS WESTERN NEW YORK ON WEDNESDAY NOVEMBER 26TH, THE DAY BEFORE THANKSGIVING. JUST AHEAD OF THE FRONT A SOUTHWEST WIND GUST TO 52 MPH WAS RECORDED AT THE AIRPORT. SEVERAL INCHES OF LAKE EFFECT SNOW FELL ACROSS MONROE COUNTY THROUGH THE THANKSGIVING WEEKEND, WITH LITTLE TRAVEL IMPACT, THOUGH UP TO TWO FEET OF SNOW ACCUMULATED IN THE SNOW BELTS OF THE HIGHER TERRAIN SOUTH AND SOUTHWEST OF ROCHESTER OFF LAKE ERIE, WITH ANOTHER FOOT OF SNOW FALLING WELL EAST OF ROCHESTER TO THE SOUTHEAST OF LAKE ONTARIO. TO CLOSE OUT THE MONTH ANOTHER DEEPENING LOW PRESSURE SYSTEM GOING BY OUR WEST AND NORTH BROUGHT ANOTHER WINDY DAY TO WESTERN NEW YORK. A WARM FRONT BROUGHT A SLUSHY INCH OF SNOW DURING THE EARLY MORNING HOURS OF NOVEMBER 30TH, WITH LIGHT RAIN FALLING IN THE AFTERNOON. A COLD FRONT PASSING LATER IN THE AFTERNOON BROUGHT WINDS GUSTING TO 43 MPH WITH A QUICK BURST OF SNOW TO CLOSE OUT THE MONTH.  IT WAS A BREEZY MONTH WITH AVERAGE WIND SPEED JUST ABOVE NORMAL. THE STRONGEST GUST WAS THE 52-MPH WIND GUST DURING THE EVENING HOURS OF NOVEMBER 26TH. ON THE FLIP SIDE THE 2ND OF THE MONTH ONLY RECORDED A MAXIMUM WIND GUST TO 9 MPH WHICH IS THE LOWEST PEAK WIND GUST FOR A DATE SINCE JANUARY 27TH 2024.   IN ALL A CONSISTENTLY COOL AND BREEZY MONTH WITH SEVERAL DAYS OF SNOW.  && THOMAS $$