Climatological Report (Seasonal)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
000 CXUS51 KOKX 011728 CLSISP CLIMATE REPORT NATIONAL WEATHER SERVICE NEW YORK NY 1213 PM EST SUN MAR 1 2020 ................................... ...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM 12/1/2019 TO 2/29/2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1963 TO 2020 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL ............................................................. TEMPERATURE (F) RECORD HIGH 77 12/07/1998 LOW -7 01/15/1988 01/22/1984 HIGHEST 68 01/12 MM MM LOWEST 13 02/15 MM MM AVG. MAXIMUM 44.8 40.4 4.4 AVG. MINIMUM 30.1 25.6 4.5 MEAN 37.5 33.0 4.5 DAYS MAX >= 90 0 0.0 0.0 DAYS MAX <= 32 5 16.9 -11.9 DAYS MIN <= 32 58 68.4 -10.4 DAYS MIN <= 0 0 0.1 -0.1 PRECIPITATION (INCHES) RECORD MAXIMUM 18.06 1998 MINIMUM 5.38 2002 TOTALS 13.58 10.96 2.62 14.05 DAILY AVG. 0.15 0.12 0.03 DAYS >= .01 40 30.9 9.1 DAYS >= .10 24 19.5 4.5 DAYS >= .50 10 7.5 2.5 DAYS >= 1.00 2 2.4 -0.4 GREATEST 24 HR. TOTAL 1.79 MM STORM TOTAL MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL 57.8 2014 24 HR TOTAL 23.4 MM TOTALS 6.7 19.2 -12.5 LIQUID EQUIV 0.67 1.90 -1.23 SINCE 7/1 6.8 19.7 -12.9 LIQUID 7/1 0.68 DAYS >= TRACE 11 9.5 1.5 DAYS >= 1.0 3 5.7 -2.7 GREATEST SNOW DEPTH 2 12/03 24 HR TOTAL 2.1 MM STORM TOTAL MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 2487 2879 -392 SINCE 7/1 MM 3925 MM COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 9.8 HIGHEST WIND SPEED/DIRECTION 47/240 DATE 02/07 HIGHEST GUST SPEED/DIRECTION 63/230 DATE 02/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.70 NUMBER OF DAYS FAIR 14 NUMBER OF DAYS PC 42 NUMBER OF DAYS CLOUDY 35 AVERAGE RH (PERCENT) 71 WEATHER CONDITIONS. NUMBER OF DAYS WITH 0 15 1 0 5 4 11 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$