160
CXUS51 KOKX 011838
CLMISP
NYCCLMISP 000
TTAA00 KOKX 011730
CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
138 PM EST SUN NOV 1 2009
...............................
..THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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 DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 88 10/08/2007
LOW 29 10/31/2008
10/31/1988
10/31/1966
HIGHEST 74 10/04 MM MM 74 10/16
LOWEST 34 10/20 MM MM 29 10/31
AVG. MAXIMUM 61.5 64.0 -2.5 62.9
AVG. MINIMUM 45.4 44.6 0.8 44.2
MEAN 53.5 54.3 -0.8 53.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.9 -0.9 4
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.07 2005
MINIMUM 0.18 2000
TOTALS 5.23 3.63 1.60 3.00
DAILY AVG. 0.17 0.12 0.05 0.10
DAYS >= .01 11 8.3 2.7 6
DAYS >= .10 8 5.5 2.5 4
DAYS >= .50 5 2.2 2.8 2
DAYS >= 1.00 2 0.8 1.2 1
GREATEST
24 HR. TOTAL 1.40 10/23 TO 10/24 1.49 10/28 TO 10/28
STORM TOTAL MM MM
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0
24 HR TOTAL MM
TOTALS 0.0 MM MM 0.0
LIQUID EQUIV 0.00 MM MM 0.00
SINCE 7/1 0.0 MM MM 0.0
LIQUID 7/1 0.00 MM MM 0.00
DAYS >= TRACE 0 MM MM 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 MM 0
24 HR TOTAL 0.0 MM
STORM TOTAL MM MM
(MM/DD(HH)) MM
DEGREE_DAYS
HEATING TOTAL 352 339 13 347
SINCE 7/1 429 389 40 380
COOLING TOTAL 3 7 -4 2
SINCE 1/1 657 770 -113 890
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
.............................................................
WIND (MPH)
AVERAGE WIND SPEED 9.0
HIGHEST WIND SPEED/DIRECTION 33/280 DATE 10/07
HIGHEST GUST SPEED/DIRECTION 49/270 DATE 10/07
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 2
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 14
AVERAGE RH (PERCENT) 67
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 6
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 3
HAZE 10
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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