Climatological Report (Monthly)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 011551
CLMISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
1137 AM EDT SAT SEP 1 2018

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 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             100   08/09/2001
 LOW               50   08/23/1992
                        08/21/1992
HIGHEST            92   08/29        MM      MM       88  08/01
                        08/28
LOWEST             57   08/26        MM      MM       56  08/27
                        08/24
AVG. MAXIMUM     84.1              80.4     3.7     81.1
AVG. MINIMUM     69.3              65.3     4.0     64.5
MEAN             76.7              72.8     3.9     72.8
DAYS MAX >= 90      5               1.0     4.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        14.07   2014
 MINIMUM         0.26   2005
TOTALS           6.15              3.98    2.17     3.73
DAILY AVG.       0.20              0.13    0.07     0.12
DAYS >= .01        13               8.5     4.5       10
DAYS >= .10         7               5.4     1.6        8
DAYS >= .50         6               2.4     3.6        2
DAYS >= 1.00        2               1.0     1.0        1
GREATEST
 24 HR. TOTAL    1.65   08/07 TO 08/07           08/18 TO 08/18
                                                          08/31 TO 08/31EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          08/31 TO 08/31EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    08/18(00) TO 08/18(00)
                                                 08/31(00) TO 08/31(00)1EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 08/31(00) TO 08/31(00)1EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   0
 24 HR TOTAL       MM
TOTALS            0.0               0.0     0.0      0.0
 LIQUID EQUIV    0.00              0.00    0.00     0.00
SINCE 7/1         0.0               0.0     0.0      0.0
 LIQUID 7/1      0.00              0.00    0.00     0.00
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   08/31 TO 08/31           08/31 TO 08/31
                                                          08/31 TO 08/31EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          08/31 TO 08/31EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    08/31(00) TO 08/31(00)
                                                 08/31(00) TO 08/31(00)1EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 08/31(00) TO 08/31(00)1EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
HEATING TOTAL       0                 3      -3        0
 SINCE 7/1          0                 5      -5        0
COOLING TOTAL     371               246     125      251
 SINCE 1/1        897               686     211      768
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
HIGHEST WIND SPEED/DIRECTION    24/200    DATE  08/01
HIGHEST GUST SPEED/DIRECTION    31/210    DATE  08/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  5
  0
  0
  0
  0
  0
HAZE                      1

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

$$



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