Issued by NWS Upton, NY
000 CXUS51 KOKX 012110 CLSISP NYCCLMISP 000 TTAA00 KOKX 012102 CLIMATE REPORT NATIONAL WEATHER SERVICE NEW YORK NY 502 PM EDT TUE SEP 1 2009 ................................... ...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2009 TO 8/31/2009... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1986 TO 2009 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL ............................................................. TEMPERATURE (F) RECORD HIGH 102 07/05/1999 LOW 42 06/01/2009 HIGHEST 91 08/10 MM MM LOWEST 42R 06/01 MM MM AVG. MAXIMUM 77.6 80.8 -3.2 AVG. MINIMUM 63.1 63.4 -0.3 MEAN 70.3 72.1 -1.8 DAYS MAX >= 90 3 6.4 -3.4 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 3.74 2005 TOTALS 14.91 11.12 3.79 10.04 DAILY AVG. 0.16 0.12 0.04 DAYS >= .01 39 27.8 11.2 DAYS >= .10 26 17.5 8.5 DAYS >= .50 12 7.2 4.8 DAYS >= 1.00 4 3.2 0.8 GREATEST 24 HR. TOTAL 2.34 MM STORM TOTAL MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL T 1999 24 HR TOTAL MM TOTALS 0.0 MM MM LIQUID EQUIV 0.00 MM MM SINCE 7/1 0.0 MM MM LIQUID 7/1 0.00 DAYS >= TRACE 0 MM MM DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 MM 24 HR TOTAL 0.0 MM STORM TOTAL MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 62 25 37 SINCE 7/1 8 1 7 COOLING TOTAL 582 676 -94 SINCE 1/1 601 691 -90 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.2 HIGHEST WIND SPEED/DIRECTION 35/330 DATE 06/26 HIGHEST GUST SPEED/DIRECTION 47/310 DATE 06/26 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM NUMBER OF DAYS FAIR 14 NUMBER OF DAYS PC 40 NUMBER OF DAYS CLOUDY 38 AVERAGE RH (PERCENT) 71 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 19 MIXED PRECIP 0 HEAVY RAIN 10 RAIN 16 LIGHT RAIN 52 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 62 FOG W/VIS <= 1/4 MILE 4 HAZE 42 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$
