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Climatological Report (Monthly)
Issued by NWS Jacksonville, FL

000
CXUS52 KJAX 011318
CLMJAX

CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
918 AM EDT SUN OCT 01 2023

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

...THE JACKSONVILLE CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   09/03/1912
 LOW              48   09/20/1981
HIGHEST           95   09/06         93       2       95  09/06
                       09/07
LOWEST            60   09/23         60       0       60  09/29
AVG. MAXIMUM    87.9               87.2     0.7     86.7
AVG. MINIMUM    68.7               70.5    -1.8     69.3
MEAN            78.3               78.8    -0.5     78.0
DAYS MAX >= 90    11                9.0     2.0        8
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.79   1908
 MINIMUM        0.07   1931
TOTALS          9.00               7.56    1.44     5.53
DAILY AVG.      0.30               0.25    0.05     0.18
DAYS >= .01       13               12.4     0.6       12
DAYS >= .10        9                8.4     0.6        9
DAYS >= .50        3                4.3    -1.3        4
DAYS >= 1.00       2                2.3    -0.3        1
GREATEST
 24 HR. TOTAL   4.45   09/25 TO 09/26

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1907
TOTALS           0.0                0.0     0.0      0.0

DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    407                416      -9      400
 SINCE 1/1      2856               2499     357       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.8
HIGHEST WIND SPEED/DIRECTION    29/330    DATE  09/11
HIGHEST GUST SPEED/DIRECTION    44/010    DATE  09/11

SKY COVER
AVERAGE SKY COVER           0.56

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                      10
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     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.

$$