Climatological Report (Seasonal)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
000 CXUS51 KOKX 011959 CLSISP CLIMATE REPORT NATIONAL WEATHER SERVICE NEW YORK, NY 328 PM EDT FRI SEP 01 2023 ................................... ...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2023 TO 8/31/2023... 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 104 07/03/1966 LOW 42 06/01/2009 06/03/1976 06/12/1972 HIGHEST 91 07/12 MM MM LOWEST 47 06/08 MM MM AVG. MAXIMUM 80.1 80.5 -0.4 AVG. MINIMUM 65.1 64.7 0.4 MEAN 72.6 72.6 0.0 DAYS MAX >= 90 1 7.8 -6.8 DAYS MAX <= 32 0 0.0 0.0 DAYS MIN <= 32 0 0.0 0.0 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 22.31 1990 MINIMUM 3.67 1966 TOTALS 14.18 11.50 2.68 4.75 DAILY AVG. 0.15 0.13 0.02 DAYS >= .01 35 28.1 6.9 DAYS >= .10 25 17.4 7.6 DAYS >= .50 6 7.0 -1.0 DAYS >= 1.00 4 2.8 1.2 GREATEST 24 HR. TOTAL 4.65 STORM TOTAL 4.65 (MM/DD(HH)) SNOWFALL (INCHES) RECORDS TOTAL T 2020 24 HR TOTAL MM TOTALS 0.0 0.0 0.0 LIQUID EQUIV 0.00 0.00 0.00 SINCE 7/1 0.0 0.0 0.0 LIQUID 7/1 0.00 DAYS >= TRACE 0 0.0 0.0 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 24 HR TOTAL MM STORM TOTAL 0.0 (MM/DD(HH)) DEGREE DAYS HEATING TOTAL 28 33 -5 SINCE 7/1 0 1 -1 COOLING TOTAL 754 735 19 SINCE 1/1 778 764 14 .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.9 HIGHEST WIND SPEED/DIRECTION 32/230 DATE 08/13 HIGHEST GUST SPEED/DIRECTION 41/230 DATE 07/29 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 16 NUMBER OF DAYS PC 48 NUMBER OF DAYS CLOUDY 28 AVERAGE RH (PERCENT) 75 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 18 MIXED PRECIP 0 HEAVY RAIN 13 RAIN 18 LIGHT RAIN 41 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 49 FOG W/VIS <= 1/4 MILE 3 HAZE 12 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$