942
CXUS51 KOKX 022052
CLMISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
452 PM EDT TUE SEP 02 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            100   08/09/2001
                       08/02/1975
 LOW              45   08/30/1986
                       08/31/1965
HIGHEST           89   08/04         MM      MM       93  08/01
                       08/11
                       08/14
LOWEST            54   08/28         MM      MM       54  08/21
AVG. MAXIMUM    81.5               81.4     0.1     81.8
AVG. MINIMUM    63.8               66.0    -2.2     65.8
MEAN            72.7               73.7    -1.0     73.8
DAYS MAX >= 90     0                2.0    -2.0        2
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       14.07   2014
 MINIMUM        0.18   1964
TOTALS          0.53               4.24   -3.71     6.50
DAILY AVG.      0.02               0.14   -0.12     0.21
DAYS >= .01        5                8.9    -3.9       15
DAYS >= .10        2                5.7    -3.7        7
DAYS >= .50        0                2.4    -2.4        4
DAYS >= 1.00       0                1.0    -1.0        3
GREATEST
 24 HR. TOTAL   0.38   08/20 TO 08/21               2.81  08/06 TO 08/07
 STORM TOTAL    0.32                                2.80
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2020
 24 HR TOTAL       T   08/27/2020 TO 08/27/2020
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      0                  2      -2        1
 SINCE 7/1         0                  1      -1       MM
COOLING TOTAL    247                271     -24      283
 SINCE 1/1       928                764     164       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
HIGHEST WIND SPEED/DIRECTION    29/030    DATE  08/21
HIGHEST GUST SPEED/DIRECTION    39/040    DATE  08/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.48
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     66

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

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

$$