Climatological Report (Seasonal)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 011426
CLSISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY                                1
1026 AM EDT FRI JUN 1 2012

...................................

...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2012 TO 5/31/2012...

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              98   05/20/1996
 LOW                5   03/04/2009
HIGHEST            83   05/29        MM      MM
                        05/28
LOWEST             23   03/06        MM      MM
AVG. MAXIMUM     62.7              57.4     5.3
AVG. MINIMUM     45.4              40.6     4.8
MEAN             54.1              49.0     5.1
DAYS MAX >= 90      0               0.3    -0.3
DAYS MAX <= 32      0               1.2    -1.2
DAYS MIN <= 32      8              19.5   -11.5
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        22.91   1998
 MINIMUM         6.00   1995
TOTALS           8.60             12.56   -3.96    11.25
DAILY AVG.       0.09              0.14   -0.05
DAYS >= .01        31              32.9    -1.9
DAYS >= .10        15              20.8    -5.8
DAYS >= .50         4               8.0    -4.0
DAYS >= 1.00        2               3.3    -1.3
GREATEST
 24 HR. TOTAL    2.95   04/22 TO 04/23
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           18.0   1996
 24 HR TOTAL      9.7   03/02/2009 TO 03/02/2009
TOTALS              T               5.1    -5.1
 LIQUID EQUIV       T              0.50    -0.5
SINCE 7/1         4.7              24.9   -20.2
 LIQUID 7/1      0.47
DAYS >= TRACE       1               2.6    -1.6
DAYS >= 1.0         0               1.7    -1.7
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL        T   03/31 TO 03/31
 STORM TOTAL      0.0
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1045              1495    -450
 SINCE 7/1       4185              5390   -1205
COOLING TOTAL      62                24      38
 SINCE 1/1         62                24      38
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    33/260    DATE  04/09
HIGHEST GUST SPEED/DIRECTION    48/220    DATE  03/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             38
NUMBER OF DAYS CLOUDY         37

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       9
LIGHT RAIN               42     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      1
FOG                      44     FOG W/VIS <= 1/4 MILE     17
HAZE                     14

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

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