Climatological Report (Annual)
Issued by NWS Upton, NY

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000 CXUS51 KOKX 022231 CCA CLAISP CLIMATE REPORT...CORRECTED NATIONAL WEATHER SERVICE NEW YORK NY 532 PM EST WED JAN 2 2013 ................................... ...THE ISLIP NY CLIMATE SUMMARY FOR THE YEAR OF 2012... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1986 TO 2012 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 95 07/07 MM MM 100 07/22 06/21 LOWEST 10 01/16 MM MM 4 01/24 AVG. MAXIMUM 63.5 60.3 3.2 62.5 AVG. MINIMUM 47.1 44.3 2.8 46.0 MEAN 55.3 52.3 3.0 54.2 DAYS MAX >= 90 11 4.8 6.2 12 DAYS MAX <= 32 4 18.3 -14.3 18 DAYS MIN <= 32 81 97.9 -16.9 97 DAYS MIN <= 0 0 0.1 -0.1 0 PRECIPITATION (INCHES) RECORD MAXIMUM 65.32 1989 MINIMUM 34.41 1985 TOTALS 44.71 46.24 -1.53 52.32 DAILY AVG. 0.12 0.13 -0.01 0.14 DAYS >= .01 124 118.9 5.1 121 DAYS >= .10 72 75.2 -3.2 84 DAYS >= .50 28 30.5 -2.5 35 DAYS >= 1.00 11 11.8 -0.8 14 GREATEST 24 HR. TOTAL 4.14 MM 6.05 STORM TOTAL MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL 59.9 2005 24 HR TOTAL MM MM SNOW DEPTH MM MM TOTALS 9.2 24.8 -15.6 40.7 LIQUID EQUIV 0.92 2.50 -1.58 4.07 SINCE 7/1 4.8 5.9 -1.1 0.3 LIQUID 7/1 0.48 0.60 -0.12 0.03 SNOWDEPTH AVG. 0 MM MM 1 DAYS >= TRACE 21 12.3 8.7 28 DAYS >= 1.0 3 7.5 -4.5 7 GREATEST SNOW DEPTH 4 11/08 18 01/27 01/22 24 HR TOTAL 3.6 MM 14.0 STORM TOTAL MM MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 4437 5426 -989 4879 SINCE 7/1 MM 1927 MM MM COOLING TOTAL 994 787 207 1082 SINCE 1/1 994 787 207 1082 .................................................. WIND (MPH) AVERAGE WIND SPEED 8.5 RESULTANT WIND SPEED/DIRECTION 2/276 HIGHEST WIND SPEED/DIRECTION 56/110 DATE 10/29 HIGHEST GUST SPEED/DIRECTION 90/100 DATE 10/29 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 61 NUMBER OF DAYS PC 166 NUMBER OF DAYS CLOUDY 139 AVERAGE RH (PERCENT) 68 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM M MIXED PRECIP M HEAVY RAIN 26 RAIN 37 LIGHT RAIN 156 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 1 HEAVY SNOW 0 SNOW 7 LIGHT SNOW 15 SLEET 6 FOG 154 FOG W/VIS <= 1/4 MILE 37 HAZE 50 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$

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