Climatological Report (Monthly)
Issued by NWS Upton, NY

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CXUS51 KOKX 031738
CLMISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
1237 PM EST MON DEC 3 2018

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1963 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              78   11/03/1990
 LOW               11   11/24/1989
HIGHEST            67   11/02        MM      MM       73  11/02
LOWEST             15   11/23        MM      MM       25  11/18
                                                          11/11
AVG. MAXIMUM     51.0              53.2    -2.2     54.4
AVG. MINIMUM     35.9              37.1    -1.2     36.4
MEAN             43.5              45.1    -1.6     45.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      2               0.1     1.9        0
DAYS MIN <= 32     10               9.2     0.8       10
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.02   1988
 MINIMUM         0.63   2001
TOTALS           8.42R             3.67    4.75     2.31
DAILY AVG.       0.28              0.12    0.16     0.08
DAYS >= .01        14              10.3     3.7        7
DAYS >= .10        11               6.2     4.8        5
DAYS >= .50         7               2.6     4.4        2
DAYS >= 1.00        5               1.0     4.0        0
GREATEST
 24 HR. TOTAL    1.52   11/13 TO 11/13           11/22 TO 11/22
                                                          11/20 TO 11/20EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          11/20 TO 11/20EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    11/22(00) TO 11/22(00)
                                                 11/20(00) TO 11/20(00)0EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 11/20(00) TO 11/20(00)0EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            4.3               0.5     3.8        T
 LIQUID EQUIV    0.43              0.10    0.33       MM
SINCE 7/1         4.3               0.5     3.8        T
 LIQUID 7/1      0.43              0.10    0.33       MM
DAYS >= TRACE       3               0.2     2.8        1
DAYS >= 1.0         1               0.1     0.9        0
GREATEST
 SNOW DEPTH         0   11/16                          0  MM
 24 HR TOTAL      4.3   11/15 TO 11/15           11/20 TO 11/20
                                                          11/20 TO 11/20EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          11/20 TO 11/20EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    11/20(00) TO 11/20(00)
                                                 11/20(00) TO 11/20(00)0EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 11/20(00) TO 11/20(00)0EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
HEATING TOTAL     637               596      41      582
 SINCE 7/1        967              1016     -49      751
COOLING TOTAL       0                 0       0        2
 SINCE 1/1       1115               787     328      972
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    36/340    DATE  11/16
HIGHEST GUST SPEED/DIRECTION    46/340    DATE  11/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         15

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  8
  0
  0
  1
  2
  3
HAZE                      0

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

$$


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