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000
CXUS51 KOKX 031410
CLSISP

NYCCLSISP 000
TTAA00 OKX 031407

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
1006 AM EDT THU JUN 03 2021

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             98   05/20/1996
 LOW               0   03/19/1967
                       03/18/1967
HIGHEST           90   05/22         MM      MM
LOWEST            21   03/02         MM      MM
AVG. MAXIMUM    60.5               58.1     2.4
AVG. MINIMUM    41.5               41.3     0.2
MEAN            51.0               49.7     1.3
DAYS MAX >= 90     1                0.0     1.0
DAYS MAX <= 32     1                1.0     0.0
DAYS MIN <= 32    21               20.2     0.8
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       22.91   1998
 MINIMUM        6.00   1995
TOTALS         12.87              11.85    1.02     9.99
DAILY AVG.      0.14               0.13    0.01
DAYS >= .01       28               33.7    -5.7
DAYS >= .10       22               20.7     1.3
DAYS >= .50       10                7.6     2.4
DAYS >= 1.00       6                2.8     3.2
GREATEST
 24 HR. TOTAL   2.66   05/28 TO 05/29
 STORM TOTAL    1.80
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL          36.5   2018
 24 HR TOTAL    16.0   MM
TOTALS             T                7.1    -7.1
 LIQUID EQUIV      T               0.70   -0.70
SINCE 7/1       33.5               31.8     1.7
 LIQUID 7/1     3.35
DAYS >= TRACE      4                3.0     1.0
DAYS >= 1.0        0                2.0    -2.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM
 STORM TOTAL     0.0
 (MM/DD(HH))

DEGREE DAYS
HEATING TOTAL   1305               1435    -130
 SINCE 7/1      4825               5154    -329
COOLING TOTAL     39                 29      10
 SINCE 1/1        39                 29      10
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    39/300    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    53/290    DATE  03/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.55
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC             37
NUMBER OF DAYS CLOUDY         29

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN               11     RAIN                      18
LIGHT RAIN               36     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                4     SLEET                      1
FOG                      34     FOG W/VIS <= 1/4 MILE      8
HAZE                      4

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

$$