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Climatological Report (Annual)
Issued by NWS Upton, NY
Issued by NWS Upton, NY
000 CXUS51 KOKX 012344 CLAISP NYCCLMISP 000 TTAA00 KOKX 012211 CLIMATE REPORT NATIONAL WEATHER SERVICE NEW YORK NY 644 PM EST SUN JAN 1 2012 ................................... ...THE ISLIP NY CLIMATE SUMMARY FOR THE YEAR OF 2011... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1986 TO 2011 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 102 07/05/1999 LOW -7 01/15/1988 01/22/1984 HIGHEST 100 07/22 MM MM 101 07/06 LOWEST 4 01/24 MM MM 12 01/30 AVG. MAXIMUM 62.5 60.3 2.2 62.2 AVG. MINIMUM 46.0 44.3 1.7 45.7 MEAN 54.2 52.3 1.9 54.0 DAYS MAX >= 90 12 4.8 7.2 17 DAYS MAX <= 32 18 18.3 -0.3 18 DAYS MIN <= 32 97 97.9 -0.9 95 DAYS MIN <= 0 0 0.1 -0.1 0 PRECIPITATION (INCHES) RECORD MAXIMUM 65.32 1989 MINIMUM 34.41 1985 TOTALS 52.32 46.24 6.08 44.02 DAILY AVG. 0.14 0.13 0.01 0.12 DAYS >= .01 121 118.9 2.1 103 DAYS >= .10 84 75.2 8.8 65 DAYS >= .50 35 30.5 4.5 27 DAYS >= 1.00 14 11.8 2.2 12 GREATEST 24 HR. TOTAL 6.05 MM STORM TOTAL MM MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL 59.9 2005 24 HR TOTAL MM MM SNOW DEPTH MM MM TOTALS 40.7 24.9 15.8 43.4 LIQUID EQUIV 4.07 2.50 1.57 4.34 SINCE 7/1 0.3 6.0 -5.7 14.9 LIQUID 7/1 0.03 0.60 -0.57 1.49 SNOWDEPTH AVG. 1 MM MM 1 DAYS >= TRACE 28 12.3 15.7 35 DAYS >= 1.0 7 7.5 -0.5 7 GREATEST SNOW DEPTH 18 01/27 14 12/27 24 HR TOTAL 14.0 MM STORM TOTAL MM MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 4879 5426 -547 5014 SINCE 7/1 MM 1927 MM 1917 COOLING TOTAL 1082 787 295 1127 SINCE 1/1 1082 787 295 1127 .................................................. WIND (MPH) AVERAGE WIND SPEED 11.4 RESULTANT WIND SPEED/DIRECTION 2/265 HIGHEST WIND SPEED/DIRECTION 47/130 DATE 08/28 HIGHEST GUST SPEED/DIRECTION MM DATE MM SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 61 NUMBER OF DAYS PC 165 NUMBER OF DAYS CLOUDY 139 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 1 HEAVY RAIN 27 RAIN 53 LIGHT RAIN 129 FREEZING RAIN 2 LT FREEZING RAIN 5 HAIL 0 HEAVY SNOW 3 SNOW 12 LIGHT SNOW 22 SLEET 10 FOG 186 FOG W/VIS <= 1/4 MILE 43 HAZE 80 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$
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