Climatological Report (Seasonal)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 061408
CLSISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
906 AM EST THU DEC 6 2012

...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2012 TO 11/30/2012...

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
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              93   09/01/2010
 LOW               11   11/24/1989
HIGHEST            86   09/01        MM      MM
LOWEST             26   11/29        MM      MM
                        11/06
AVG. MAXIMUM     63.4              63.3     0.1
AVG. MINIMUM     47.5              46.7     0.8
MEAN             55.4              55.0     0.4
DAYS MAX >= 90      0               0.2    -0.2
DAYS MAX <= 32      0               0.1    -0.1
DAYS MIN <= 32     12              10.0     2.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        18.55   2005
 MINIMUM         4.02   2001
TOTALS           7.55             11.04   -3.49    13.19
DAILY AVG.       0.08              0.12   -0.04
DAYS >= .01        28              27.4     0.6
DAYS >= .10        14              17.4    -3.4
DAYS >= .50         6               7.7    -1.7
DAYS >= 1.00        1               3.1    -2.1
GREATEST
 24 HR. TOTAL    1.65   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL            7.6   1989
 24 HR TOTAL       MM
TOTALS            4.2               0.5     3.7
 LIQUID EQUIV    0.42              0.10    0.32
SINCE 7/1         4.2               0.5     3.7
 LIQUID 7/1      0.42
DAYS >= TRACE       4               0.2     3.8
DAYS >= 1.0         2               0.1     1.9
GREATEST
 SNOW DEPTH         4   11/08
 24 HR TOTAL      2.5   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     962              1010     -48
 SINCE 7/1         MM              1016      MM
COOLING TOTAL     115               101      14
 SINCE 1/1        994               787     207
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
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           21
NUMBER OF DAYS PC             34
NUMBER OF DAYS CLOUDY         36

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN               36     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW                3     SLEET                      2
FOG                      35     FOG W/VIS <= 1/4 MILE      6
HAZE                     12

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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