Climatological Report (Seasonal)
Issued by NWS Upton, NY
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 .............................................................. 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. $$