Climatological Report (Annual)
Issued by NWS Jacksonville, FL

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CXUS53 KJAX 011621
CLAJAX

CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1121 AM EST FRI JAN 01 2021

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

...THE JACKSONVILLE CLIMATE SUMMARY FOR THE YEAR OF 2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1871 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            104   07/11/1879
 LOW               7   01/21/1985
HIGHEST           97   09/05         98      -1      100  05/27
                       07/11
LOWEST            26   12/26         24       2       30  01/31
AVG. MAXIMUM    81.3               79.3     2.0     81.9
AVG. MINIMUM    60.8               57.8     3.0     61.4
MEAN            71.1               68.6     2.5     71.6
DAYS MAX >= 90    91               81.0    10.0      101
DAYS MAX >= 97     2                                   0
DAYS MAX <= 50     3                                   0
DAYS MIN <= 32     9               14.0    -5.0        3
DAYS MIN >= 70   127                                   0
DAYS MIN <= 26     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       82.27   1947
 MINIMUM       30.44   1927
TOTALS         57.01              52.39    4.62    42.15
DAILY AVG.      0.16               0.14    0.02     0.13
DAYS >= .01      117              113.0     4.0      114
DAYS >= .10       79               75.0     4.0       73
DAYS >= .50       31               33.0    -2.0       26
DAYS >= 1.00      16               16.0     0.0        9
DAYS >= %-5.2F    49                                   6
GREATEST
 24 HR. TOTAL   4.40

SNOWFALL (INCHES)
RECORDS
 TOTAL           1.9   1899
TOTALS           0.0                  T     0.0      0.0

DEGREE DAYS
HEATING TOTAL    929               1350    -421      760
 SINCE 7/1       446                495     -49       MM
COOLING TOTAL   3239               2664     575     3276
 SINCE 1/1      3239               2665     574       MM

FREEZE DATES
RECORD
 EARLIEST     11/03/1954
 LATEST       04/08/2007
EARLIEST                        12/01
LATEST                          01/22
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
HIGHEST WIND SPEED/DIRECTION    44/020    DATE  08/10
HIGHEST GUST SPEED/DIRECTION    55/030    DATE  08/10

SKY COVER
AVERAGE SKY COVER           0.62

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             94     MIXED PRECIP               0
HEAVY RAIN               84     RAIN                     123
LIGHT RAIN              181     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                     207     FOG W/VIS <= 1/4 MILE     23
HAZE                      7

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

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