Climatological Report (Daily)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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CDUS41 KOKX 210621
CLIISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
221 AM EDT SAT SEP 21 2024
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 20 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 77 116 PM 87 1983 74 3 74
MINIMUM 66 1100 PM 38 1979 58 8 52
AVERAGE 72 66 6 63
PRECIPITATION (IN)
YESTERDAY 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)
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 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
YESTERDAY 7 3 4 0
MONTH TO DATE 68 90 -22 158
SINCE SEP 1 68 90 -22 158
SINCE JAN 1 989 854 135 936
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 12.9
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 300 AM
LOWEST 56 100 PM
AVERAGE 70
..........................................................
THE ISLIP NY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 84 1980
MINIMUM TEMPERATURE (F) 57 43 1973
1991
SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE 639 AM EDT SUNSET 650 PM EDT
SEPTEMBER 22 2024.....SUNRISE 640 AM EDT SUNSET 649 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$