Climatological Report (Seasonal)
Issued by NWS Upton, NY

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
000
CXUS51 KOKX 030102
CLSISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
759 PM EST MON MAR 2 2015

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2014 TO 2/28/2015...

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
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              77   12/07/1998
 LOW               -7   01/15/1988
                        01/22/1984
HIGHEST            66   12/01        MM      MM
LOWEST              2   02/21        MM      MM
                        02/20
AVG. MAXIMUM     37.4              40.4    -3.0
AVG. MINIMUM     22.4              25.6    -3.2
MEAN             29.9              33.0    -3.1
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     25              16.9     8.1
DAYS MIN <= 32     74              68.4     5.6
DAYS MIN <= 0       0               0.1    -0.1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        17.31   2010
 MINIMUM         6.86   2012
TOTALS          14.06             10.96    3.10    14.32
DAILY AVG.       0.16              0.12    0.04
DAYS >= .01        35              30.9     4.1
DAYS >= .10        22              19.5     2.5
DAYS >= .50        11               7.5     3.5
DAYS >= 1.00        5               2.4     2.6
GREATEST
 24 HR. TOTAL    2.14   12/09 TO 12/09
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           57.8   2014
 24 HR TOTAL     16.7   MM
TOTALS           44.0              19.2    24.8
 LIQUID EQUIV    4.40              1.90    2.50
SINCE 7/1        44.0              19.7    24.3
 LIQUID 7/1      4.40
DAYS >= TRACE      31               9.5    21.5
DAYS >= 1.0         8               5.7     2.3
GREATEST
 SNOW DEPTH        24   01/28
 24 HR TOTAL     17.4R  01/27 TO 01/27
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    3107              2879     228
 SINCE 7/1         MM              3895      MM
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    41/330    DATE  02/15
HIGHEST GUST SPEED/DIRECTION    56/340    DATE  02/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             41
NUMBER OF DAYS CLOUDY         34

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                      14
LIGHT RAIN               24     FREEZING RAIN              0
LT FREEZING RAIN          4     HAIL                       0
HEAVY SNOW                4     SNOW                       8
LIGHT SNOW               26     SLEET                      6
FOG                      37     FOG W/VIS <= 1/4 MILE      8
HAZE                     14

-  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.