Climatological Report (Annual)
Issued by NWS Upton, NY

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8

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.

$$









USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.