Climatological Report (Monthly)
Issued by NWS Upton, NY

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266
CXUS51 KOKX 010941 RRA
CLMISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
541 AM EDT FRI NOV 01 2024

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             89   10/02/2019
 LOW              23   10/31/1966
HIGHEST           82   10/22         MM      MM       83  10/04
                                                          10/28
LOWEST            39   10/16         MM      MM       40  10/24
                       10/17
                       10/28
AVG. MAXIMUM    69.1               64.1     5.0     67.5
AVG. MINIMUM    47.6               47.3     0.3     50.0
MEAN            58.4               55.7     2.7     58.8
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.8    -0.8        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       14.07   2005
 MINIMUM        0.18   2000
TOTALS          0.12R              3.97   -3.85     2.31
DAILY AVG.      0.00               0.13   -0.13     0.07
DAYS >= .01        3                9.2    -6.2        8
DAYS >= .10        1                5.6    -4.6        6
DAYS >= .50        0                2.6    -2.6        1
DAYS >= 1.00       0                1.2    -1.2        0
GREATEST
 24 HR. TOTAL   0.10   10/07 TO 10/07               1.02  10/20 TO 10/21
 STORM TOTAL    0.10                                0.88
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.3   2011
 24 HR TOTAL     0.3   10/29/2020 TO 10/29/2011
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       MM
 LIQUID 7/1     0.00               0.00    0.00       MM
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                  MM
 STORM TOTAL     0.0                                 0.0
 (MM/DD(HH))            MM

DEGREE DAYS
HEATING TOTAL    204                301     -97      204
 SINCE 7/1       223                357    -134       MM
COOLING TOTAL      7                 13      -6       19
 SINCE 1/1      1008                885     123       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.5
HIGHEST WIND SPEED/DIRECTION    30/310    DATE  10/14
HIGHEST GUST SPEED/DIRECTION    40/290    DATE  10/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.37
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      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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