Climatological Report (Monthly)
Issued by NWS Buffalo, NY

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

000
CXUS51 KBUF 051017
CLMROC

CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
747 AM EST FRI DEC 01 2023

...................................

...THE ROCHESTER NY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             80   11/02/1933
 LOW               1   11/30/1875
HIGHEST           62   11/03                          77  11/05
LOWEST            18   11/29                          20  11/20
AVG. MAXIMUM    48.3               49.1    -0.8     51.6
AVG. MINIMUM    32.1               34.0    -1.9     35.3
MEAN            40.2               41.5    -1.3     43.4
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     2                1.4     0.6        2
DAYS MIN <= 32    19               14.7     4.3       16
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.72   1927
 MINIMUM        0.33   1904
TOTALS          2.49               2.76   -0.27     3.19
DAYS >= .01       14                                  12
DAYS >= .10        7                                   6
DAYS >= .50        1                                   1
DAYS >= 1.00       1                                   1
GREATEST
 24 HR. TOTAL   1.16   11/21 TO 11/22               1.87  11/11 TO 11/12

SNOWFALL (INCHES)
RECORDS
 TOTAL          24.9   1996
TOTALS           3.3                8.1    -4.8      4.5
SINCE 7/1        3.5                8.2    -4.7       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        1                2.4    -1.4        1
DAYS >= 0.1        3                                   7
GREATEST
 SNOW DEPTH        2   11/29                           1  11/17
                                                          11/18
 24 HR TOTAL     3.2                                 2.4  11/17 TO 11/17

DEGREE DAYS
HEATING TOTAL    738                704      34      644
 SINCE 7/1      1154               1239     -85       MM
COOLING TOTAL      0                  0       0        5
 SINCE 1/1       573                676    -103       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.0
HIGHEST WIND SPEED/DIRECTION    29/270
                                29/270
HIGHEST GUST SPEED/DIRECTION    47/280    DATE  11/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.75
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               1
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                6     SLEET                      1
FOG                       9     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

... COOL NOVEMBER ...

FOLLOWING TWO ABOVE NORMAL TEMPERATURE MONTHS, NOVEMBER RETURNED TO
BELOW NORMAL TEMPERATURE FOR NOVEMBER. NOVEMBER WAS RELATIVELY QUIET
THIS MONTH AND PRECIPITATION WAS SPREAD THROUGHOUT THE MONTH WITH NO
LONG STRETCHES OF DRY WEATHER. THE FIRST MAJOR LAKE EFFECT SNOW
EVENT OF THE YEAR OCCURRED THE FINAL DAYS OF THE MONTH, WITH
SNOWFALL TOTALS OF A FOOT TO A FOOT AND A HALF EAST OF LAKE ERIE,
AND HALF A FOOT SOUTHEAST OF LAKE ONTARIO. 

THE TEMPERATURE THIS MONTH AVERAGED 40.2°F WHICH IS ABOUT A DEGREE
AND A HALF BELOW NORMAL. THERE WERE NO RECORDS OR EXTREMES THIS
MONTH. THE 13 DAYS TOPPING THE 50F MARK IS ONE DAY MORE THAN NORMAL
FOR THE LONG TERM CLIMATE PERIOD OF RECORD.

PRECIPITATION TOTALED 2.49 INCHES WHICH IS ABOUT A QUARTER OF AN
INCH BELOW NORMAL. THE LONGEST PERIOD WITHOUT EVEN A TRACE OF
PRECIPITATION WAS 2 DAYS, THOUGH FROM THE 10TH TO THE 16TH THERE WAS
NO MEASURABLE PRECIPITATION RECORDED. ON THE 21ST OVER AN INCH OF
PRECIPITATION WAS RECORDED AND THIS WAS THE FIRST ONE INCH OR
GREATER CALENDAR DAY EVENT SINCE LATE AUGUST OF 2023. 

THE MONTH BEGAN DAMP WITH AT LEAST A TRACE OF PRECIPITATION RECORDED
ON 7 OF THE FIRST 9 DAYS OF THE MONTH. NOVEMBER ALSO BEGAN CHILLY
WITH THE FIRST DAY OF THE MONTH MORE THAN 10 DEGREES COOLER THAN
NORMAL. THE COOL START WAS SHORT, WITH DAYS IN THE 50S AND 60S
RETURNING BY THE 3RD.  A NICE STRETCH OF WEATHER OCCURRED FROM THE
10TH TO THE 16TH, WHERE A FULL WEEK OF DAYS WITHOUT ANY MEASURABLE
PRECIPITATION OCCURRED ALONG WITH A GOOD DEAL OF SUNSHINE FOR
NOVEMBER STANDARDS. ON THE 17TH A COLD FRONT SLOWLY PASSED ACROSS
THE REGION, WITH A LENGTHY PERIOD OF RAIN ACROSS WESTERN NEW YORK.
THE NEXT ALL-DAY RAIN EVENT WAS NOT FAR BEHIND WITH THE 21ST
FEATURING OVER AN INCH OF PRECIPITATION ACROSS WESTERN NEW YORK. THE
RAIN BECAME LIGHTER ON THE 22ND AS IT ENDED LEAVING THANKSGIVING THE
23RD DRY WITH A MIX OF CLOUDS AND SOME SUNSHINE. THE FIRST MAJOR
LAKE EFFECT SNOW EVENT OF THE SEASON OCCURRED THE 27TH THROUGH THE
29TH. LAKE EFFECT SNOW INITIALLY CAME OFF LAKE ERIE WITH A BAND
STRETCHING OUT TOWARDS ROCHESTER ON THE 27TH. BY THE 28TH WINDS
BECAME MORE NORTHWEST AND DROVE LAKE EFFECT SNOW OFF LAKE ONTARIO
INLAND ACROSS ROCHESTER. IN TOTAL A FOOT TO A FOOT AND A HALF OF
SNOW FELL EAST OF LAKE ERIE, WHILE A HALF A FOOT FELL SOUTHEAST OF
LAKE ONTARIO. GREATER AMOUNTS WERE FOUND EAST OF LAKE ONTARIO THAT
TOTALED THREE TO THREE AND A HALF FEET. THE FINAL DAY OF THE MONTH
FINISHED DRY, WITH PARTLY SUNNY SKIES.

LAKE ONTARIO`S WATER TEMPERATURE FELL FROM 57° AT THE START OF THE
MONTH TO 45° BY THE END OF THE MONTH OF NOVEMBER. THE WINDS AVERAGED
9.0 MPH WHICH IS ABOUT A HALF A MILE PER HOUR BELOW NORMAL. NOT MANY
STRONG WIND GUSTS THIS MONTH WITH JUST THE 7TH FEATURING GUSTY WINDS
WITH A WEST GUST OF 47 MPH IN THE EARLY AFTERNOON BEHIND A COLD
FRONT. 

IN ALL A QUIET MONTH, WITH LAKE SNOWS STARTING BY MONTH`S END. 

&&

THOMAS

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.