121
CXUS51 KOKX 012104
CLMISP
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
452 PM EDT SAT AUG 01 2026
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF JULY 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 104 07/03/1966
LOW 49 07/02/1965
HIGHEST 98 07/03 MM MM 96 07/29
07/30
LOWEST 58 07/24 MM MM 63 07/23
07/26
AVG. MAXIMUM 82.4 82.8 -0.4 85.7
AVG. MINIMUM 66.4 67.3 -0.9 71.4
MEAN 74.4 75.0 -0.6 78.5
DAYS MAX >= 90 4 4.1 -0.1 7
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.36 1984
MINIMUM 0.59 1966
TOTALS 7.61 3.26 4.35 5.64
DAILY AVG. 0.25 0.11 0.14 0.18
DAYS >= .01 9 9.1 -0.1 12
DAYS >= .10 6 5.5 0.5 6
DAYS >= .50 4 2.2 1.8 3
DAYS >= 1.00 3 0.8 2.2 2
GREATEST
24 HR. TOTAL 2.55 07/05 TO 07/06 2.93 07/31 TO 07/31
STORM TOTAL 2.50 2.93
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL T 1999
24 HR TOTAL T MM
TOTALS 0.0 0.0 0.0 0.0
LIQUID EQUIV 0.00 0.00 0.00 0.00
SINCE 7/1 0.0 0.0 0.0 MM
LIQUID 7/1 0.00 0.00 0.00 MM
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM MM
STORM TOTAL 0.0 0.0
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 0 1 -1 0
SINCE 7/1 0 0 0 MM
COOLING TOTAL 300 312 -12 429
SINCE 1/1 555 493 62 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.3
HIGHEST WIND SPEED/DIRECTION 31/310 DATE 07/04
HIGHEST GUST SPEED/DIRECTION 46/300 DATE 07/04
46/220 07/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.54
NUMBER OF DAYS FAIR 11
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 74
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 7
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 11 FOG W/VIS <= 1/4 MILE 1
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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