Climatological Report (Monthly)
Issued by NWS Buffalo, NY

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CXUS51 KBUF 040221
CLMBUF

CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
1002 AM EDT SUN OCT 01 2023

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

...THE BUFFALO NY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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             98   09/03/1953
 LOW              32   09/30/1991
                       09/24/1963
                       09/28/1957
HIGHEST           90   09/06                          85  09/03
LOWEST            46   09/16                          39  09/30
AVG. MAXIMUM    74.1               72.3     1.8     70.9
AVG. MINIMUM    56.6               54.5     2.1     55.8
MEAN            65.3               63.4     1.9     63.3
DAYS MAX >= 90     1                0.3     0.7        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.99   1977
 MINIMUM        0.31   1897
TOTALS          2.67               4.10   -1.43     4.30
DAYS >= .01        6                                  13
DAYS >= .10        4                                   8
DAYS >= .50        3                                   3
DAYS >= 1.00       1                                   1
GREATEST
 24 HR. TOTAL   1.80   09/06 TO 09/07               1.51  09/25 TO 09/26

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1956
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
DAYS >= 0.1        0                                   0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL     56                114     -58      107
 SINCE 7/1        61                134     -73       MM
COOLING TOTAL     74                 66       8       63
 SINCE 1/1       594                601      -7       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.5
HIGHEST WIND SPEED/DIRECTION    25/250
HIGHEST GUST SPEED/DIRECTION    35/210    DATE  09/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     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.

&&

... ABSOLUTELY GORGEOUS SEPTEMBER ...

THERE WAS LITTLE WEATHER OF NOTE THIS MONTH, ESPECIALLY THE FINAL
HALF OF THE MONTH WHICH FEATURED MOST DAYS SUNNY AND MILD. MOST OF
THE RAINFALL WAS CONVECTIVE AND AT NIGHT LEAVING MUCH OF THE MONTH
ENJOYABLE. 

THE TEMPERATURE AVERAGED 65.3F THIS MONTH, WHICH IS 2 DEGREES ABOVE
NORMAL. ASIDE FROM A COOL PERIOD FROM THE 13TH TO 20TH, MUCH OF THE
MONTH FEATURED ABOVE NORMAL WARMTH. THERE WERE 25 DAYS THAT REACHED
INTO THE 70S, TIED FOR 5TH GREATEST FOR SEPTEMBER. GREATEST NUMBER
OF DAYS IN THE 70S OCCURRED IN THE YEAR 1881, WITH ALL BUT ONE DAY
REACHING AT LEAST 70F.  THERE WAS ONE RECORD WARM MINIMUM
TEMPERATURE ESTABLISHED, THIS BEING THE LOW TEMPERATURE OF 73F ON
THE 4TH TYING WITH 1985 FOR WARMEST MINIMUM TEMPERATURE FOR THE DATE.

PRECIPITATION TOTALED 2.67 INCHES FOR THE MONTH, WHICH IS ALMOST AN
INCH AND A HALF BELOW SEPTEMBER NORMAL. THE BULK OF THE
PRECIPITATION FELL IN ONE EVENT, THIS LATE ON THE 6TH TO THE EARLY
MORNING HOURS OF THE 7TH, AND IN TOTAL 1.81 INCHES OF RAIN FELL IN
THIS EVENT. A QUICK AFTERNOON THUNDERSTORM ON THE 12TH DROPPED
ANOTHER HALF INCH OF RAIN AT THE BUFFALO AIRPORT, AND AN AFTERNOON
THUNDERSTORM ON THE 18TH DROPPED A QUARTER OF AN INCH OF RAIN.

FOR THE MONTH, ANOMALOUS STRONG HIGH PRESSURE ANCHORED NEAR JAMES
BAY PROVIDED PLENTY OF GORGEOUS DAYS, KEEPING HUMIDITY AT BAY, AND
DELIVERING A WEALTH OF SUNSHINE TO THE EASTERN GREAT LAKES REGION.
THERE WERE A FEW VERY WARM AND HUMID DAYS THE FIRST WEEK OF THE
MONTH, WHICH MADE FOR SOME UNCOMFORTABLE SLEEPING CONDITIONS, BUT
OTHERWISE DRY AUTUMN DAYS WERE PLENTY. THUNDERSTORMS WERE NON SEVERE
AND GENERALLY WERE BRIEF, OR OCCURRING AT NIGHT. 

THE WATER TEMPERATURE ON LAKE ERIE FLUCTUATED BETWEEN 68 AND 73
DEGREES FOR THE MONTH. WITH THE SURFACE HIGH PRESSURE NEARBY, WINDS
WERE GENTLE, AVERAGING JUST 7.5 MPH, WHICH IS JUST OVER A MILE PER
HOUR BELOW NORMAL. THERE WERE NO STRONG WIND GUSTS, WITH THE
STRONGEST GUST BEING JUST 35 MPH ON THE 12TH DURING A THUNDERSTORM. 

IN ALL, A SPLENDID MONTH.

&&

THOMAS

$$


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