Climatological Report (Daily)
Issued by NWS Upton, NY

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
087
CDUS41 KOKX 300619
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
119 AM EST SUN NOV 30 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 29 2025...

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         45   1247 PM  66    1991  49     -4       49
                                      2011
  MINIMUM         29    945 PM  21    2014  34     -5       33
  AVERAGE         37                        42     -5       41

PRECIPITATION (IN)
  YESTERDAY        0.00          2.33 1971   0.13  -0.13      T
  MONTH TO DATE    2.14                      3.27  -1.13     3.34
  SINCE SEP 1      8.78                     10.84  -2.06     3.70
  SINCE JAN 1     32.56                     41.14  -8.58    42.57

SNOWFALL (IN)
  YESTERDAY        0.0           3.0  1995   0.1   -0.1      0.0
  MONTH TO DATE    T                         0.5   -0.5      0.0
  SINCE SEP 1      T                         0.5   -0.5      0.0
  SINCE JUL 1      T                         0.5   -0.5      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       28                        24      4       24
  MONTH TO DATE  537                       558    -21      436
  SINCE SEP 1    765                       912   -147      658
  SINCE JUL 1    765                       915   -150      659

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        4
  SINCE SEP 1    176                       121     55       91
  SINCE JAN 1   1104                       885    219     1012
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     8.0


SKY COVER
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69          1100 PM
 LOWEST     35          1200 PM
 AVERAGE    52

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        64      2001
 MINIMUM TEMPERATURE (F)   34        20      1989


SUNRISE AND SUNSET
NOVEMBER 30 2025......SUNRISE   656 AM EST   SUNSET   426 PM EST
DECEMBER  1 2025......SUNRISE   658 AM EST   SUNSET   425 PM EST


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




$$