Climatological Report (Monthly)
Issued by NWS Jacksonville, FL

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CXUS52 KJAX 011838
CLMSSI

CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
238 PM EDT MON JUN 01 2020

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

...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR THE MONTH OF MAY 2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1948 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            100   05/26/1953
 LOW              46   05/02/1963
HIGHEST           92   05/31         92       0       98  05/28
                                                          05/27
                                                          05/25
LOWEST            54   05/07         55      -1       63  05/15
AVG. MAXIMUM    83.0               82.2     0.8     87.2
AVG. MINIMUM    67.6               66.8     0.8     72.6
MEAN            75.3               74.5     0.8     79.9
DAYS MAX >= 90     3                3.0     0.0        8
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.31   1979
 MINIMUM        0.10   1996
TOTALS          2.56               1.86    0.70     1.72
DAILY AVG.      0.08               0.06    0.02     0.06
DAYS >= .01        9                6.0     3.0        5
DAYS >= .10        4                4.0     0.0        3
DAYS >= .50        2                1.0     1.0        1
DAYS >= 1.00       1                1.0     0.0        0
GREATEST
 24 HR. TOTAL   1.84   05/22 TO 05/23

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
TOTALS           0.0                0.0     0.0      0.0

DEGREE DAYS
HEATING TOTAL      1                  4      -3        0
 SINCE 7/1       938               1486    -548     1010
COOLING TOTAL    327                299      28      468
 SINCE 1/1       718                442     276      729
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.6
HIGHEST WIND SPEED/DIRECTION    22/090    DATE  05/25
HIGHEST GUST SPEED/DIRECTION    30/290    DATE  05/01

SKY COVER
AVERAGE SKY COVER           0.19

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       9
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      0
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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