Climatological Report (Seasonal)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 012332
CLSISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
632 PM EST SAT MAR 1 2014


...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2013 TO 2/28/2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1986 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              77   12/07/1998
 LOW               -7   01/15/1988
                        01/22/1984
HIGHEST            61   12/22        MM      MM
LOWEST              0   01/04        MM      MM
AVG. MAXIMUM     39.3              40.4    -1.1
AVG. MINIMUM     23.7              25.6    -1.9
MEAN             31.5              33.0    -1.5
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     26              16.9     9.1
DAYS MIN <= 32     75              68.4     6.6
DAYS MIN <= 0       1               0.1     0.9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        17.31   2010
 MINIMUM         6.86   2012
TOTALS          14.32             10.96    3.36    14.25
DAILY AVG.       0.16              0.12    0.04
DAYS >= .01        38              30.9     7.1
DAYS >= .10        26              19.5     6.5
DAYS >= .50         9               7.5     1.5
DAYS >= 1.00        3               2.4     0.6
GREATEST
 24 HR. TOTAL    2.07   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           53.4   2010
 24 HR TOTAL     16.7   MM
TOTALS           57.8R             19.2    38.6
 LIQUID EQUIV    5.78              1.90    3.88
SINCE 7/1        58.1              19.7    38.4
 LIQUID 7/1      5.81
DAYS >= TRACE      31               9.5    21.5
DAYS >= 1.0        14               5.7     8.3
GREATEST
 SNOW DEPTH        11   01/23
                        01/04
                        01/22
 24 HR TOTAL      9.2   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    2989              2879     110
 SINCE 7/1         MM              3895      MM
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    33/330    DATE  01/03
HIGHEST GUST SPEED/DIRECTION    45/250    DATE  02/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             46
NUMBER OF DAYS CLOUDY         27

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               2
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               30     FREEZING RAIN              1
LT FREEZING RAIN          8     HAIL                       0
HEAVY SNOW                5     SNOW                      15
LIGHT SNOW               27     SLEET                      6
FOG                      46     FOG W/VIS <= 1/4 MILE     18
HAZE                     22

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

$$






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