Climatological Report (Seasonal) Issued by NWS Upton, NY
000
CXUS51 KOKX 011808
CLSISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
208 PM EDT THU JUN 01 2023
...................................
...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2023 TO 5/31/2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 98 05/20/1996
LOW 0 03/19/1967
03/18/1967
HIGHEST 85 05/12 MM MM
LOWEST 24 03/01 MM MM
AVG. MAXIMUM 60.6 58.1 2.5
AVG. MINIMUM 42.2 41.3 0.9
MEAN 51.4 49.7 1.7
DAYS MAX >= 90 0 0.0 0.0
DAYS MAX <= 32 0 1.0 -1.0
DAYS MIN <= 32 14 20.2 -6.2
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 22.91 1998
MINIMUM 6.00 1995
TOTALS 9.76 11.85 -2.09 10.72
DAILY AVG. 0.10 0.13 -0.03
DAYS >= .01 30 33.7 -3.7
DAYS >= .10 14 20.7 -6.7
DAYS >= .50 7 7.6 -0.6
DAYS >= 1.00 4 2.8 1.2
GREATEST
24 HR. TOTAL 1.87
STORM TOTAL 1.77
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL 36.5 2018
24 HR TOTAL 16.0 MM
TOTALS 1.6 7.1 -5.5
LIQUID EQUIV 0.20 0.70 -0.50
SINCE 7/1 5.0 31.8 -26.8
LIQUID 7/1 0.50
DAYS >= TRACE 5 3.0 2.0
DAYS >= 1.0 1 2.0 -1.0
GREATEST
SNOW DEPTH 1 03/01
24 HR TOTAL MM
STORM TOTAL 1.2
(MM/DD(HH))
DEGREE DAYS
HEATING TOTAL 1257 1435 -178
SINCE 7/1 4396 5154 -758
COOLING TOTAL 24 29 -5
SINCE 1/1 24 29 -5
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WIND (MPH)
AVERAGE WIND SPEED 9.8
HIGHEST WIND SPEED/DIRECTION 39/100 DATE 03/04
HIGHEST GUST SPEED/DIRECTION 50/100 DATE 03/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.57
NUMBER OF DAYS FAIR 24
NUMBER OF DAYS PC 43
NUMBER OF DAYS CLOUDY 25
AVERAGE RH (PERCENT) 66
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 8 RAIN 9
LIGHT RAIN 39 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 3 SLEET 2
FOG 35 FOG W/VIS <= 1/4 MILE 16
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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