Climatological Report (Monthly)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 020124
CLMISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
924 PM EDT SAT OCT 01 2022

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2022...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             94   09/03/1973
 LOW              38   09/22/1997
                       09/28/1989
                       09/20/1979
HIGHEST           88   09/01         MM      MM       85  09/13
LOWEST            45   09/24         MM      MM       53  09/30
AVG. MAXIMUM    76.9               74.8     2.1     77.2
AVG. MINIMUM    59.5               58.9     0.6     62.0
MEAN            68.2               66.9     1.3     69.6
DAYS MAX >= 90     0                0.0     0.0        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        7.50   1966
 MINIMUM        0.61   2019
TOTALS          2.89               3.60   -0.71     5.22
DAILY AVG.      0.10               0.12   -0.02     0.17
DAYS >= .01        7                8.6    -1.6        9
DAYS >= .10        5                5.5    -0.5        5
DAYS >= .50        4                2.6     1.4        4
DAYS >= 1.00       0                1.0    -1.0        3
GREATEST
 24 HR. TOTAL   0.71   09/22 TO 09/22               2.63  09/01 TO 09/02
 STORM TOTAL    0.71                                1.53
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.0   0
 24 HR TOTAL     0.0   MM
TOTALS           0.0                0.0     0.0      0.0
 LIQUID EQUIV   0.00               0.00    0.00     0.00
SINCE 7/1        0.0                0.0     0.0       MM
 LIQUID 7/1     0.00               0.00    0.00       MM
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                  MM
 STORM TOTAL     0.0                                 0.0
 (MM/DD(HH))            MM

DEGREE DAYS
HEATING TOTAL     35                 53     -18        8
 SINCE 7/1        35                 56     -21       MM
COOLING TOTAL    140                108      32      152
 SINCE 1/1      1113                872     241       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    36/300    DATE  09/25
HIGHEST GUST SPEED/DIRECTION    53/300    DATE  09/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.48
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     68

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                      1

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

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