Climatological Report (Monthly)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 011724
CLMISP

NYCCLMISP 000
TTAA00 KOKX 011712


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
1224 PM EST SUN FEB 1 2015

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1986 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              69   01/29/2002
 LOW               -7   01/15/1988
                        01/22/1984
HIGHEST            53   01/04        MM      MM       55  01/11
                                                          01/06
LOWEST              8   01/29        MM      MM        0  01/04
                        01/08
AVG. MAXIMUM     35.9              38.0    -2.1     36.0
AVG. MINIMUM     21.4              23.3    -1.9     19.4
MEAN             28.7              30.6    -1.9     27.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      9               8.2     0.8       12
DAYS MIN <= 32     27              25.2     1.8       28
DAYS MIN <= 0       0               0.1    -0.1        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.25   1999
 MINIMUM         1.34   1985
TOTALS           5.25              3.64    1.61     3.98
DAILY AVG.       0.17              0.12    0.05     0.13
DAYS >= .01        10              11.0    -1.0       12
DAYS >= .10         7               6.6     0.4        9
DAYS >= .50         5               2.6     2.4        3
DAYS >= 1.00        1               0.8     0.2        0
GREATEST
 24 HR. TOTAL    1.44   01/27 TO 01/27           01/11 TO 01/11

 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           34.4   2011
 24 HR TOTAL       MM
TOTALS           30.2               6.7    23.5     25.2
 LIQUID EQUIV    3.02              0.70    2.32     2.52
SINCE 7/1        30.6              12.6    18.0     33.6
 LIQUID 7/1      3.06              1.30    1.76     3.36
DAYS >= TRACE      11               3.7     7.3       11
DAYS >= 1.0         4               2.1     1.9        6
GREATEST
 SNOW DEPTH        24   01/28                         11  01/23
                                                          01/22
                                                          01/04
 24 HR TOTAL     17.4   01/27 TO 01/27            01/11 TO 01/11

 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1117              1065      52     1150
 SINCE 7/1       2812              2992    -180     2972
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..................................................

WIND (MPH)
AVERAGE WIND SPEED              11.5
HIGHEST WIND SPEED/DIRECTION    37/330    DATE  01/31
HIGHEST GUST SPEED/DIRECTION    50/300    DATE  01/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       4
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                3     SNOW                       4
LIGHT SNOW               10     SLEET                      1
FOG                      10     FOG W/VIS <= 1/4 MILE      4
HAZE                      6

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

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