Climatological Report (Monthly)
Issued by NWS Upton, NY

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156
CXUS51 KOKX 030138
CLMLGA

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK, NY
917 PM EDT WED JUN 02 2021

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

...THE LAGUARDIA NY CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1939 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   05/18/2017
                       05/20/1996
 LOW              36   05/09/2020
HIGHEST           88   05/22         MM      MM       86  05/15
                       05/23
LOWEST            44   05/01         MM      MM       36  05/09
AVG. MAXIMUM    71.5               71.8    -0.3     69.2
AVG. MINIMUM    55.4               55.7    -0.3     52.4
MEAN            63.4               63.7    -0.3     60.8
DAYS MAX >= 90     0                1.0    -1.0        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        9.27   1984
 MINIMUM        0.43   1964
TOTALS          3.93               3.58    0.35     1.19
DAILY AVG.      0.13               0.12    0.01     0.04
DAYS >= .01       12               11.6     0.4       11
DAYS >= .10        7                6.6     0.4        4
DAYS >= .50        2                2.6    -0.6        0
DAYS >= 1.00       1                0.9     0.1        0
GREATEST
 24 HR. TOTAL   1.55   05/28 TO 05/29               0.87  04/30 TO 05/01
 STORM TOTAL    1.14                                  MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2020
 24 HR TOTAL      MM
TOTALS           0.0                0.0     0.0        T
 LIQUID EQUIV   0.00               0.00    0.00       MM
SINCE 7/1       35.2               29.8     5.4       MM
 LIQUID 7/1     3.52               2.90               MM
DAYS >= TRACE      0                0.0     0.0        1
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                   T  05/09 TO 05/09
 STORM TOTAL     0.0                                  MM
 (MM/DD(HH))            MM

DEGREE DAYS
HEATING TOTAL    132                111      21      167
 SINCE 7/1      3996               4367    -371     4191
COOLING TOTAL     89                 72      17       46
 SINCE 1/1        94                 83      11       46
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    38/300    DATE  05/01
                                38/060          05/29
HIGHEST GUST SPEED/DIRECTION    48/060    DATE  05/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.62
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     52

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               14     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      0
HAZE                      2

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

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