Climatological Report (Monthly)
Issued by NWS Buffalo, NY

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CXUS51 KBUF 031434 CCA
CLMBUF

CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
1033 AM EDT THU AUG 03 2023

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

...THE BUFFALO NY CLIMATE SUMMARY FOR THE MONTH OF JULY 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   07/09/2020
 LOW              43   07/11/1945
HIGHEST           91   07/06                          90  07/20
LOWEST            58   07/08                          51  07/10
                       07/30
                       07/31
AVG. MAXIMUM    81.2               80.2     1.0     81.0
AVG. MINIMUM    64.5               63.1     1.4     63.7
MEAN            72.8               71.7     1.1     72.4
DAYS MAX >= 90     1                1.5    -0.5        1
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        8.93   1992
 MINIMUM        0.15   1933
TOTALS          5.54               3.23    2.31     2.31
DAYS >= .01       13                                  11
DAYS >= .10        9                                   8
DAYS >= .50        4                                   1
DAYS >= 1.00       2                                   1
GREATEST
 24 HR. TOTAL   1.41   07/26 TO 07/27               1.38  07/17 TO 07/18

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
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      MM

DEGREE DAYS
HEATING TOTAL      0                  7      -7        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    251                213      38      235
 SINCE 1/1       386                357      29       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.1
HIGHEST WIND SPEED/DIRECTION    29/290
HIGHEST GUST SPEED/DIRECTION    46/290    DATE  07/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                       7
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      1
HAZE                      6

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

$$

...TYPICAL JULY, WITH ROUNDS OF THUNDERSTORMS...

SUMMER’S CONVECTION WAS UPON WESTERN NEW YORK THIS JULY, WITH
SEVERAL ROUNDS OF THUNDERSTORMS, OF WHICH SOME PRODUCED LOCALLY
HEAVY DOWNPOURS. A PERSISTENT UPPER LEVEL LOW SOUTH OF HUDSON BAY
THIS MONTH KEPT UNSETTLED DAYS THROUGHOUT THE GREAT LAKES REGION,
WHILE ALSO SUPPRESSING MUCH OF THE BLAZING SUMMER HEAT TO THE SOUTH.
MOST DAYS WERE NEAR OR JUST ABOVE THEIR DAILY TEMPERATURE NORMALS.
PRECIPITATION WAS MUCH ABOVE NORMAL WITH THE MONTH FINISHING IN THE
TOP 15 WETTEST ON RECORD.

THE TEMPERATURE FOR JULY AVERAGED 72.8F WHICH IS ABOUT A DEGREE
ABOVE NORMAL. WHILE MUCH OF THE MONTH HAD HIGHS IN THE 70S OR 80S,
THERE WAS ONE HOT DAY, WITH THIS BEING THE 6TH AT 91F. THIS DAY WAS
ALSO MET WITH HIGH HUMIDITY THAT BROUGHT APPARENT TEMPERATURES WELL
INTO THE 90S. THE 17 DAYS WITH HIGHS IN THE 80S IS JUST ONE DAY LESS
THAN THE AIRPORT NORMAL FOR JULY.

PRECIPITATION TOTALED 5.54 INCHES WHICH IS MORE THAN TWO INCHES
ABOVE NORMAL. THIS TOTAL ALSO RANKS 11TH WETTEST ON RECORD FOR JULY.
THERE WERE 2 DAYS WITH OVER AN INCH OF RAIN FROM THUNDERSTORMS,
THESE BEING THE 20TH AND 27TH OF THE MONTH. EARLY MONTH
PRECIPITATION DEPARTURES WERE NOT FAR FROM NORMAL, BUT A WET SECOND
HALF TO THE MONTH ESCALATED THE DEPARTURE TO OVER TWO INCHES.

THE MONTH TENDED TO BE CLOUDIER THAN NORMAL, WITH COMPLETE SUNNY
DAYS FEW IN NUMBER. AN ALL DAY RAIN EVENT, WITH VERY LITTLE THUNDER
OCCURRED ON THE 2ND OF THE MONTH. OTHERWISE MUCH OF THE
PRECIPITATION THIS MONTH WAS WITHIN THUNDERSTORMS, WITH THESE STORMS
BEING GARDEN VARIETY NEAR BUFFALO, BUT STRONGER OUTSIDE THE METRO
AREA. NOTABLE DATES FOR STORMS INCLUDE THE 6TH WITH A STORM CROSSING
GRAND ISLAND, THE 20TH WITH WIDESPREAD SEVERE STORMS SOUTH OF THE
BUFFALO METRO AREA AND THE 26TH WITH A MID EVENING LINE OF
THUNDERSTORMS. THOUGH THE RAINS KEPT THE AREA VEGETATION LUSH
THROUGHOUT THE MONTH, DEEP SOIL MOISTURE CONTENT CONTINUED TO BE
ABNORMALLY DRY. THOUGH A WET MONTH, 3 OF THE 5 WEEKENDS WERE
RELATIVELY DRY WITH ANY RAIN EITHER VERY EARLY OR VERY LATE IN THE
WEEKEND. THE FINAL WEEKEND FEATURED RAIN AND SOME THUNDER ON
SATURDAY BUT A BEAUTIFUL FINISH ON SUNDAY WITH SUNSHINE AND LOW
HUMIDITY.  WILDFIRE SMOKE WAS LESS IMPACTFUL THIS MONTH THAN RECENT
MONTHS, WITH THE 17TH-18TH AND AGAIN THE 26TH REPORTING SMOKE WITH
REDUCED SURFACE VISIBILITY AND HIGHER FINE PARTICULATE MATTER.

THE WATER TEMPERATURE ON LAKE ERIE PEAKED AT 74F THIS MONTH, WHICH
IS A DEGREE ABOVE NORMAL FOR THE MONTH. SEVERAL WATERSPOUTS OCCURRED
ON THE FINAL DAY OF THE MONTH OFF THE SHORELINE OF LAKE ERIE NEAR
HAMBURG. WINDS AVERAGED BELOW NORMAL BY JUST OVER A MILE PER HOUR.
THE STRONGEST WIND GUSTS OF 46 MPH OCCURRED DURING A THUNDERSTORM
DURING THE EVENING HOURS OF THE 20TH.

IN ALL CLOUDY, WET JULY WITH TYPICAL SUMMER HEAT.

&&

THOMAS

$$


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