Climatological Report (Monthly)
Issued by NWS Jacksonville, FL

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CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
820 AM EDT SUN OCT 1 2017

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

...THE JACKSONVILLE CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

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
                        09/19/1981
HIGHEST            93   09/28        86       7       93  09/11
                        09/27                             09/10
                        09/20
LOWEST             63   09/13        69      -6       61  09/09
AVG. MAXIMUM     87.4              86.9     0.5     88.8
AVG. MINIMUM     70.6              69.5     1.1     69.4
MEAN             79.0              78.2     0.8     79.1
DAYS MAX >= 90     11               7.9     3.1       12
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        21.79   1908
 MINIMUM         0.07   1931
TOTALS          13.33              8.19    5.14     4.36
DAILY AVG.       0.44              0.27    0.17     0.15
DAYS >= .01         6              12.2    -6.2       11
DAYS >= .10         5               8.6    -3.6        6
DAYS >= .50         4               4.4    -0.4        2
DAYS >= 1.00        3               2.4     0.6        2
GREATEST
 24 HR. TOTAL    5.18

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
 SINCE 7/1          0                 0       0        0
COOLING TOTAL     425               396      29      429
 SINCE 1/1       2626              2386     240     2665
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
HIGHEST WIND SPEED/DIRECTION    59/050    DATE  09/11
HIGHEST GUST SPEED/DIRECTION    86/050    DATE  09/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     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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