Climatological Report (Monthly)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 011613
CLMISP

NYCCLMISP 000
TTAA00 OKX 011608

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
1208 PM EDT SAT APR 01 2023

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1963 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             82   03/13/1990
 LOW               0   03/18/1967
                       03/19/1967
HIGHEST           63   03/26         MM      MM       68  03/18
LOWEST            24   03/01         MM      MM       18  03/04
AVG. MAXIMUM    50.1               47.7     2.4     50.9
AVG. MINIMUM    33.4               32.0     1.4     33.8
MEAN            41.8               39.9     1.9     42.4
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                1.0    -1.0        0
DAYS MIN <= 32    13               16.9    -3.9       13
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.41   2010
 MINIMUM        0.99   2012
TOTALS          3.83               4.51   -0.68     3.99
DAILY AVG.      0.12               0.15   -0.03     0.13
DAYS >= .01       14               10.8     3.2       13
DAYS >= .10        8                7.3     0.7        6
DAYS >= .50        3                2.9     0.1        3
DAYS >= 1.00       1                1.1    -0.1        1
GREATEST
 24 HR. TOTAL   1.56   03/13 TO 03/14               1.63  03/24 TO 03/24
 STORM TOTAL    1.20                                1.63
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL          31.9   2018
 24 HR TOTAL      MM
TOTALS           1.6                6.5    -4.9      1.6
 LIQUID EQUIV   0.20               0.60   -0.40     0.20
SINCE 7/1        5.0               31.2   -26.2       MM
 LIQUID 7/1     0.50               3.10   -2.60       MM
DAYS >= TRACE      5                3.0     2.0        3
DAYS >= 1.0        1                2.0    -1.0        1
GREATEST
 SNOW DEPTH        1   03/01                          MM  03/29
                                                          03/30
                                                          03/09
 24 HR TOTAL      MM                                  MM
 STORM TOTAL     1.2                                 1.2
 (MM/DD(HH))            MM

DEGREE DAYS
HEATING TOTAL    713                780     -67      694
 SINCE 7/1      3852               4499    -647       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.2
HIGHEST WIND SPEED/DIRECTION    39/100    DATE  03/04
HIGHEST GUST SPEED/DIRECTION    50/100    DATE  03/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.58
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                3     SLEET                      2
FOG                      15     FOG W/VIS <= 1/4 MILE      6
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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