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
621
CDUS41 KOKX 160616
CLIISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
216 AM EDT THU OCT 16 2025

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

...THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 15 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         68    228 PM  81    1990  64      4       59
  MINIMUM         53   1159 PM  33    1979  48      5       41
  AVERAGE         61                        56      5       50

PRECIPITATION (IN)
  YESTERDAY        0.00          0.63 2004   0.13  -0.13     0.00
  MONTH TO DATE    2.07                      1.91   0.16     0.10
  SINCE SEP 1      3.65                      5.51  -1.86     0.34
  SINCE JAN 1     27.43                     35.81  -8.38    39.21

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 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
  YESTERDAY        4                         9     -5       15
  MONTH TO DATE   64                       107    -43       76
  SINCE SEP 1     71                       160    -89       94
  SINCE JUL 1     71                       163    -92       95

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   20                        10     10        3
  SINCE SEP 1    176                       118     58       83
  SINCE JAN 1   1104                       882    222     1004
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED    11.2


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM
 LOWEST     47           800 PM
 AVERAGE    70

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


THE ISLIP NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        80      1963
 MINIMUM TEMPERATURE (F)   47        33      1978


SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE   705 AM EDT   SUNSET   610 PM EDT
OCTOBER 17 2025.......SUNRISE   706 AM EDT   SUNSET   609 PM EDT


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




$$