


Climatological Report (Monthly)
Issued by NWS Buffalo, NY
Issued by NWS Buffalo, NY
967 CXUS51 KBUF 061550 CLMROC CLIMATE REPORT NATIONAL WEATHER SERVICE BUFFALO NY 1019 AM EST SAT MAR 01 2025 ................................... ...THE ROCHESTER NY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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 73 02/21/1997 LOW -22 02/09/1934 HIGHEST 50 02/24 73 02/27 LOWEST 1 02/02 14 02/19 02/20 AVG. MAXIMUM 32.8 35.2 -2.5 43.4 AVG. MINIMUM 19.3 19.6 -0.3 25.9 MEAN 26.0 27.4 -1.4 34.7 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 15 12.8 2.2 6 DAYS MIN <= 32 26 25.3 0.7 22 DAYS MIN <= 0 0 1.3 -1.3 0 PRECIPITATION (INCHES) RECORD MAXIMUM 6.04 1876 MINIMUM 0.35 1888 TOTALS 2.29 2.13 0.16 0.68 DAYS >= .01 21 MM DAYS >= .10 9 MM DAYS >= .50 0 MM DAYS >= 1.00 0 MM GREATEST 24 HR. TOTAL 0.66 02/15 TO 02/16 0.16 02/17 TO 02/18 SNOWFALL (INCHES) RECORDS TOTAL 64.8 1958 TOTALS 27.0 23.1 3.9 8.1 SINCE 7/1 82.3 81.0 1.3 MM SNOWDEPTH AVG. 4 0 DAYS >= 1.0 10 7.0 3.0 3 DAYS >= 0.1 19 9 GREATEST SNOW DEPTH 9 02/22 3 02/18 02/19 24 HR TOTAL 5.0 02/16 TO 02/17 MM DEGREE DAYS HEATING TOTAL 1085 1053 32 871 SINCE 7/1 4323 4520 -197 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 11.8 HIGHEST WIND SPEED/DIRECTION 37/260 37/270 HIGHEST GUST SPEED/DIRECTION 53/280 DATE 02/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.88 NUMBER OF DAYS FAIR 0 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 22 AVERAGE RH (PERCENT) 70 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 1 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 7 FREEZING RAIN 1 LT FREEZING RAIN 5 HAIL 0 HEAVY SNOW 6 SNOW 8 LIGHT SNOW 25 SLEET 2 FOG 15 FOG W/VIS <= 1/4 MILE 3 HAZE 5 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && ... PERSISTENT SNOWS AND MARGINALLY COLD ... COLD, NORTHWEST FLOW THAT BEGAN THE NEW YEAR CONTINUED THROUGH THE MONTH OF FEBRUARY. THIS BROUGHT DAY TO DAY SNOW ALONG WITH FREEZING RAIN EVENTS THROUGH THE FIRST THREE WEEKS, WITH THE LAST WEEK WET WITH RAIN AS TEMPERATURES BEGAN TO INCREASE PAST THE FREEZING MARK. LAKE EFFECT SNOWS BECAME FEWER THIS MONTH WITH LIGHT TO MODERATE SYNOPTIC SYSTEMS INFLUENCING WESTERN NEW YORK EVERY SEVERAL DAYS.IN ALL 26 DAYS CONTAINED PRECIPITATION, WITH JUST THE 24TH AND 26TH PRECIPITATION FREE. THE TEMPERATURE AVERAGED 26.0F THIS MONTH WHICH IS 1.4 DEGREES BELOW NORMAL. THIS IS THE SECOND CONSECUTIVE MONTH FEATURING A MONTHLY TEMPERATURE AVERAGING BELOW NORMAL, THIS AFTER 13 STRAIGHT MONTHS WITH ABOVE NORMAL TEMPERATURES. THERE WERE 15 DAYS AVERAGING BELOW THEIR DAILY NORMAL WHILE JUST 12 DAYS AVERAGED ABOVE NORMAL TEMPERATURE, OF WHICH 6 OF THESE DAYS CLOSED OUT THE MONTH. THE MILDEST DAY WAS THE 24TH WHEN THE THERMOMETER BRIEFLY TOUCHED 50F DURING THE LATE AFTERNOON. THIS FIRST 50F DEGREE READING OF THE NEW YEAR WAS ABOUT 4 WEEKS LATER THAN NORMAL, AND SIGNIFIED ONE OF THE LATER WINTER THAWS ON RECORD. PRECIPITATION TOTALED 2.29 INCHES FOR THE MONTH WHICH IS ABOUT TWO- TENTHS OF AN INCH ABOVE NORMAL. PRECIPITATION THROUGH THE FIRST THREE WEEKS WAS GENERALLY SNOW OR LIGHT FREEZING RAIN, BUT BY THE LAST WEEK MILDER AIRMASSES BEGAN TO REINTRODUCE PLAIN RAIN TO WESTERN NEW YORK. THROUGH THE FIRST 15 DAYS OF THE MONTH, 5 DAYS RECORDED LIGHT FREEZING RAIN. STORM SYSTEMS THIS MONTH GENERALLY WERE LIGHT TO MODERATE IN STRENGTH WITH NO LARGE-SCALE PRECIPITATION EVENTS. THE WETTEST DAY WAS THE 16TH WHEN RAIN AND SNOW BROUGHT ALMOST A HALF INCH OF LIQUID EQUIVALENT. THE FIRST HALF OF FEBRUARY STARTED WITH LIGHT SYNOPTIC AND LAKE EFFECT SNOW, WITH DAY-TO-DAY SNOW CONTINUING THROUGH THE 10TH. MILDER AIR ON THE 3RD SENT THE TEMPERATURE PAST THE 40 DEGREE MARK AND AS THE LOWER ATMOSPHERE SATURATED DENSE FOG FORMED ACROSS THE BUFFALO REGION FOR THE EVENING RUSH HOUR. A WINTRY MIX ACROSS WESTERN NEW YORK ON THE 5TH BECAME ALL SNOW LATE ON THE 5TH AND 6TH AS A STRONG COLD FRONT WITH GUSTS IN THE 50 MPH RANGE SWEPT ACROSS THE STATE. FEBRUARY 15TH AND 16TH BROUGHT A WINTRY MIX TO WESTERN NEW YORK WITH SNOW CHANGING TO FREEZING RAIN AND PLAIN RAIN. A TENTH OR TWO OF AN INCH OF ICE DEVELOPED ON SUNDAY THE 16TH ACROSS METRO ROCHESTER. BEHIND THIS SYSTEM A BITTER COLD AIRMASS DROPPED ACROSS THE EASTERN GREAT LAKES REGION, SENDING TEMPERATURES DOWN INTO THE SINGLE DIGITS WHICH ALONG WITH BRISK WINDS SENT WIND CHILLS BELOW MINUS 10 FOR WESTERN NEW YORK ON THE 18TH. LAKE EFFECT SNOW ALSO FELL WITHIN THIS ARCTIC AIRMASS FROM THE 17TH THROUGH THE 19TH WITH DAY TO DAY SEVERAL INCHES OF SNOW ACCUMULATING ALONG THE WESTERN- SOUTHERN LAKE ONTARIO SHORELINE. EAST OF ROCHESTER AND TOWARDS OSWEGO COUNTY, DAY-TO-DAY SNOW TOTALED OVER 6 FEET FROM THE 14TH THROUGH THE 19TH. COLD AIR THE 17TH THROUGH THE 23RD MAINTAINED LIGHT LAKE EFFECT SNOW ACROSS WESTERN NEW YORK. THE GREATEST ACCUMULATION FOR ROCHESTER THIS STRETCH OCCURRED ON THE 20TH WITH JUST 2.4 INCHES OF VERY FLUFFY SNOW, WITH HIGHER TOTALS CLOSER TO THE LAKESHORE. THE FINAL WEEK FEATURED A WARMING TREND WHICH ERODED THE DEEP SNOWPACK THAT WAS BUILDING THROUGH THE MONTH. A PEAK OF 9-INCH SNOW DEPTH ON THE 22ND BECAME A DEPTH OF JUST 2 INCHES BY THE MORNING OF THE 26TH. WARM GUSTY WINDS ON THE 24TH DID MUCH OF THE SNOWPACK ABLATION. LIGHT RAIN SHOWERS THE FINAL 4 DAYS OF THE MONTH RIPENED THE SNOWPACK ACROSS WESTERN NEW YORK. MINOR ICE JAMS OCCURRED THE FINAL TWO DAYS OF THE MONTH, BUT WITH LITTLE IMPACT AS CREEKS AND RIVERS REMAINED WITH LOW FLOW. SHORELINE ICE REMAINED ALONG THE SOUTHERN SHORE OF LAKE ONTARIO THIS MONTH. THE WINDS AVERAGED ABOVE NORMAL THIS MONTH WITH THE STRONGEST GUST OCCURRING EARLY ON THE 7TH AT 53 MPH BEHIND A COLD FRONT PASSAGE. IN ALL A MONTH OF NUMEROUS LIGHT TO MODERATE PRECIPITATION EVENTS. && THOMAS $$