Climatological Report (Monthly)
Issued by NWS Upton, NY

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000
CXUS51 KOKX 011546
CLMLGA

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
1145 AM EDT SUN OCT 1 2017

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

...THE LAGUARDIA NY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             102   09/02/1953
 LOW               42   09/25/1950
HIGHEST            91   09/24        MM      MM       93  09/09
LOWEST             55   09/30        MM      MM       57  09/26
AVG. MAXIMUM     78.1              76.3     1.8     80.3
AVG. MINIMUM     64.8              61.9     2.9     67.3
MEAN             71.5              69.1     2.4     73.8
DAYS MAX >= 90      1               0.9     0.1        3
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        10.28   2004
 MINIMUM         0.39   2005
TOTALS           1.84              3.73   -1.89     2.53
DAILY AVG.       0.06              0.12   -0.06     0.08
DAYS >= .01         5               8.1    -3.1        9
DAYS >= .10         4               5.5    -1.5        7
DAYS >= .50         2               2.4    -0.4        1
DAYS >= 1.00        0               1.1    -1.1        0
GREATEST
 24 HR. TOTAL    0.60   09/03 TO 09/03           09/18 TO 09/19
                                                          09/19 TO 09/19
                                                          09/19 TO 09/20
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    09/19(00) TO 09/19(00)
                                                 09/19(00) TO 09/19(00)0
                                                 09/20(00) TO 09/20(00)0

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   0
                        0
                        0
 24 HR TOTAL      0.0   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
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   09/30 TO 09/30           09/30 TO 09/30
                                                          09/19 TO 09/19
                                                          09/20 TO 09/20
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    09/30(00) TO 09/30(00)
                                                 09/19(00) TO 09/19(00)0
                                                 09/20(00) TO 09/20(00)0

DEGREE_DAYS
HEATING TOTAL      10                34     -24        5
 SINCE 7/1         10                35     -25        5
COOLING TOTAL     212               157      55      276
 SINCE 1/1       1343              1190     153     1693
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
HIGHEST WIND SPEED/DIRECTION    26/320    DATE  09/28
HIGHEST GUST SPEED/DIRECTION    34/290    DATE  09/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      2
HAZE                      3

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

$$



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