Climatological Report (Daily)
Issued by NWS Upton, NY

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625
CDUS41 KOKX 170629
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
229 AM EDT FRI MAY 17 2024

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

...THE ISLIP NY CLIMATE SUMMARY FOR MAY 16 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         65    235 PM  86    1998  68     -3       76
  MINIMUM         58   1159 PM  39    2000  51      7       51
  AVERAGE         62                        60      2       64

PRECIPITATION (IN)
  YESTERDAY        0.10          4.01 1989   0.09   0.01     0.00
  MONTH TO DATE    2.85                      1.64   1.21     0.16
  SINCE MAR 1     15.84                     10.21   5.63     8.01
  SINCE JAN 1     25.56                     17.16   8.40    14.60

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      0.0                       7.1   -7.1      1.6
  SINCE JUL 1     10.9                      31.8  -20.9      5.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        3                         6     -3        1
  MONTH TO DATE  125                       129     -4      106
  SINCE MAR 1   1150                      1369   -219     1175
  SINCE JUL 1   4489                      5088   -599     4314

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    1                         3     -2       12
  SINCE MAR 1      5                         5      0       24
  SINCE JAN 1      5                         5      0       24
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED    18.3


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           400 AM
 LOWEST     86           900 PM
 AVERAGE    92

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        85      1974
 MINIMUM TEMPERATURE (F)   51        40      1967
                                             1983
                                             1984


SUNRISE AND SUNSET
MAY 17 2024...........SUNRISE   533 AM EDT   SUNSET   805 PM EDT
MAY 18 2024...........SUNRISE   532 AM EDT   SUNSET   806 PM EDT


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




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