Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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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.
$$