Climatological Report (Daily)
Issued by NWS Upton, NY

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027
CDUS41 KOKX 202040
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
440 PM EDT FRI SEP 20 2024

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

...THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 20 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         77    216 PM  87    1983  74      3       74
  MINIMUM         68    631 AM  38    1979  58     10       52
  AVERAGE         73                        66      7       63

PRECIPITATION (IN)
  TODAY            T             0.96 1988   0.12  -0.12     0.00
  MONTH TO DATE    0.06                      2.36  -2.30     2.81
  SINCE SEP 1      0.06                      2.36  -2.30     2.81
  SINCE JAN 1     38.93                     32.66   6.27    33.34

SNOWFALL (IN)
  TODAY            0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        2
  MONTH TO DATE    5                        18    -13        5
  SINCE SEP 1      5                        18    -13        5
  SINCE JUL 1      6                        21    -15        5

 COOLING
  TODAY            8                         3      5        0
  MONTH TO DATE   69                        90    -21      158
  SINCE SEP 1     69                        90    -21      158
  SINCE JAN 1    990                       854    136      936
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED    13.6


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           300 AM
 LOWEST     56           100 PM
 AVERAGE    70

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


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        84      1980
 MINIMUM TEMPERATURE (F)   57        43      1973
                                             1991


SUNRISE AND SUNSET
SEPTEMBER 20 2024.....SUNRISE   638 AM EDT   SUNSET   652 PM EDT
SEPTEMBER 21 2024.....SUNRISE   639 AM EDT   SUNSET   650 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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