Climatological Report (Monthly)
Issued by NWS Upton, NY

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368 CXUS51 KOKX 011541 CLMISP CLIMATE REPORT NATIONAL WEATHER SERVICE NEW YORK, NY 1135 AM EDT THU AUG 01 2024 ................................... ...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF JULY 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1963 TO 2024 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 93 07/16 MM MM 91 07/12 LOWEST 61 07/01 MM MM 61 07/31 07/03 AVG. MAXIMUM 83.8 82.8 1.0 84.4 AVG. MINIMUM 70.0 67.3 2.7 69.7 MEAN 76.9 75.0 1.9 77.0 DAYS MAX >= 90 3 4.1 -1.1 1 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 2.55 3.26 -0.71 7.19 DAILY AVG. 0.08 0.11 -0.03 0.23 DAYS >= .01 11 9.1 1.9 11 DAYS >= .10 6 5.5 0.5 9 DAYS >= .50 3 2.2 0.8 2 DAYS >= 1.00 0 0.8 -0.8 1 GREATEST 24 HR. TOTAL 0.95 07/28 TO 07/29 4.65 07/16 TO 07/16 STORM TOTAL 0.93 4.65 (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 378 312 66 381 SINCE 1/1 638 493 145 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 8.4 HIGHEST WIND SPEED/DIRECTION 25/300 DATE 07/17 HIGHEST GUST SPEED/DIRECTION 37/200 DATE 07/11 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.63 NUMBER OF DAYS FAIR 4 NUMBER OF DAYS PC 17 NUMBER OF DAYS CLOUDY 10 AVERAGE RH (PERCENT) 76 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 4 RAIN 1 LIGHT RAIN 12 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 17 FOG W/VIS <= 1/4 MILE 5 HAZE 10 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$