Climatological Report (Seasonal)
Issued by NWS Upton, NY

Home | 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 30 31 32
000
CXUS51 KOKX 011727
CLSISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
112 PM EDT SAT JUN 1 2019

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2019 TO 5/31/2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1963 TO 2019

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            86   05/26        MM      MM
LOWEST             14   03/08        MM      MM
AVG. MAXIMUM     57.9              57.4     0.5
AVG. MINIMUM     42.3              40.6     1.7
MEAN             50.1              49.0     1.1
DAYS MAX >= 90      0               0.3    -0.3
DAYS MAX <= 32      3               1.2     1.8
DAYS MIN <= 32     21              19.5     1.5
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        22.91   1998
 MINIMUM         6.00   1995
TOTALS          14.19             12.56    1.63    15.52
DAILY AVG.       0.15              0.14    0.01
DAYS >= .01        50              32.9    17.1
DAYS >= .10        24              20.8     3.2
DAYS >= .50        13               8.0     5.0
DAYS >= 1.00        2               3.3    -1.3
GREATEST
 24 HR. TOTAL    1.37   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           36.5   2018
 24 HR TOTAL     14.9   MM
TOTALS            4.1               5.1    -1.0
 LIQUID EQUIV    0.41              0.50   -0.09
SINCE 7/1        12.8              24.8   -12.0
 LIQUID 7/1      1.28
DAYS >= TRACE       6               2.6     3.4
DAYS >= 1.0         2               1.7     0.3
GREATEST
 SNOW DEPTH         2   03/02
 24 HR TOTAL      1.8   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1375              1495    -120
 SINCE 7/1         MM              5390      MM
COOLING TOTAL      27                24       3
 SINCE 1/1         27                24       3
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
HIGHEST WIND SPEED/DIRECTION   999/MM     DATE   MM
HIGHEST GUST SPEED/DIRECTION    47/290    DATE  03/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             40
NUMBER OF DAYS CLOUDY         41

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
 19
  0
  0
  1
  3
  5
HAZE                      4

-  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.