Climatological Report (Monthly)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 011546
CLMISP

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
1103 AM EDT SUN APR 1 2018

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

...THE ISLIP NY CLIMATE SUMMARY FOR THE MONTH OF MARCH 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              82   03/13/1990
 LOW                0   03/19/1967
HIGHEST            61   03/30        MM      MM       61  03/25
LOWEST             24   03/19        MM      MM       13  03/13
AVG. MAXIMUM     44.8              47.3    -2.5     45.3
AVG. MINIMUM     31.2              31.3    -0.1     29.0
MEAN             38.0              39.3    -1.3     37.1
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               1.2    -1.2        5
DAYS MIN <= 32     23              16.5     6.5       19
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.41   2010
 MINIMUM         0.99   2012
TOTALS           7.67              4.44    3.23     5.45
DAILY AVG.       0.25              0.14    0.11     0.18
DAYS >= .01        11              10.5     0.5       10
DAYS >= .10         6               7.1    -1.1        6
DAYS >= .50         4               2.9     1.1        3
DAYS >= 1.00        3               1.2     1.8        3
GREATEST
 24 HR. TOTAL    3.11   03/02 TO 03/02           03/14 TO 03/14
                                                          03/10 TO 03/10
                                                          03/10 TO 03/10
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    03/14(00) TO 03/14(00)
                                                 03/10(00) TO 03/10(00)0
                                                 03/10(00) TO 03/10(00)0

SNOWFALL (INCHES)
RECORDS
 TOTAL           23.3   1967
 24 HR TOTAL       MM
TOTALS           31.9R              4.5    27.4      7.4
 LIQUID EQUIV    3.19              0.40    2.79     0.74
SINCE 7/1        61.3              24.2    37.1     39.3
 LIQUID 7/1      6.13              2.40    3.73     3.93
DAYS >= TRACE      14               2.3    11.7        5
DAYS >= 1.0         4               1.5     2.5        2
GREATEST
 SNOW DEPTH        18   03/22                          3  03/14
                                                          03/12
                                                          03/11
 24 HR TOTAL     14.9   03/21 TO 03/21           03/10 TO 03/10
                                                          03/10 TO 03/10
                                                          03/10 TO 03/10
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    03/10(00) TO 03/10(00)
                                                 03/10(00) TO 03/10(00)0
                                                 03/10(00) TO 03/10(00)0

DEGREE_DAYS
HEATING TOTAL     829               797      32      856
 SINCE 7/1       4329              4692    -363     4158
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.6
HIGHEST WIND SPEED/DIRECTION    38/340    DATE  03/02
HIGHEST GUST SPEED/DIRECTION    50/340    DATE  03/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  5
  0
  0
  5
  4
  4
HAZE                      4

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

$$



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