Climatological Report (Monthly)
Issued by NWS Melbourne, FL

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281
CXUS52 KMLB 021931 AAA
CLMDAB

CLIMATE REPORT
NATIONAL WEATHER SERVICE MELBOURNE FL
230 PM EST TUE JAN 2 2018

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

...THE DAYTONA BEACH CLIMATE SUMMARY FOR THE MONTH OF
DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1923 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
MONTHLY RECORD
 WARMEST         70.9   1931
 COOLEST         50.1   2010
DAILY RECORD
 HIGH              88   12/31/1990
 LOW               19   12/26/1983
DECEMBER 2017
HIGHEST            82   12/06
LOWEST             38   12/11
                        12/10
AVG. MAXIMUM     72.5              70.4     2.1     75.7
AVG. MINIMUM     53.0              50.5     2.5     55.7
MEAN             62.8              60.5     2.3     65.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               1.2    -1.2        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
MONTHLY RECORD
 MAXIMUM        11.98   1983
 MINIMUM            T   1932
                        1933
DAILY RECORD
 MAXIMUM         3.65   12/11/1983
DECEMBER 2017
TOTALS           1.19              2.63   -1.44     0.70
DAYS >= .01         5               7.5    -2.5        6
DAYS >= .10         1               4.0    -3.0        1
DAYS >= .50         1               1.8    -0.8        1
DAYS >= 1.00        1               0.9     0.1        0
GREATEST
 24 HR. TOTAL    1.11   12/09 TO 12/09

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
DAYS >= TRACE       0                                  0

DEGREE_DAYS
HEATING TOTAL     131               192     -61       79
 SINCE 7/1        165               266    -101      116
COOLING TOTAL      69                51      18      108
 SINCE 1/1       3478              2963     515     3487
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
HIGHEST WIND SPEED/DIRECTION    29/270    DATE  12/12
HIGHEST GUST SPEED/DIRECTION    37/260    DATE  12/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                5     LT FREEZING RAIN           0
HAIL                      0     LIGHT SNOW                 0
SLEET                     0     FOG                       21
FOG W/VIS <= 1/4 MILE     3     HAZE                       0

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

============================================================
...THE DAYTONA BEACH CLIMATE SUMMARY FOR THE YEAR OF 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1923 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
YEARLY RECORDS
 WARMEST         73.7   2015
 COOLEST         67.5   1940
DAILY RECORD
 HIGH             102   07/15/1981
                        06/24/1944
 LOW               15   01/21/1985
2017 DATA
HIGHEST            95   09/01                         97
                        08/14
                        07/27
LOWEST             35   01/08                         31
AVG. MAXIMUM     82.0              80.1     1.9     81.9
AVG. MINIMUM     64.1              61.7     2.4     63.4
MEAN             73.1              70.9     2.2     72.7
DAYS MAX >= 90     74              49.3    24.7       91
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               4.3    -4.3        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
YEARLY RECORDS
 MAXIMUM        79.29   1953
 MINIMUM        31.36   2006
DAILY RECORD
 MAXIMUM        12.85   10/10/1924
2017 DATA
TOTALS          49.97             49.62    0.35    44.64
DAYS >= .01       121             115.0     6.0      106
DAYS >= .10        72              72.0     0.0       62
DAYS >= .50        36              31.3     4.7       30
DAYS >= 1.00       16              14.3     1.7       11
GREATEST
 24 HR. TOTAL    4.10   10/10 TO 10/10
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
DAYS >= TRACE       0                                  0

DEGREE_DAYS
HEATING TOTAL     450               809    -359      587
 SINCE 7/1        165               266    -101      116
COOLING TOTAL    3478              2963     515     3487
 SINCE 1/1       3478              2963     515     3487
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    61/080    DATE  10/07
HIGHEST GUST SPEED/DIRECTION    78/050    DATE  09/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR          105
NUMBER OF DAYS PC            207
NUMBER OF DAYS CLOUDY         53

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             90     MIXED PRECIP               0
HEAVY RAIN               66     RAIN                      69
LIGHT RAIN              159     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
LIGHT SNOW                0     SLEET                      0
FOG                     232     FOG W/VIS <= 1/4 MILE     20
HAZE                     36

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

$$



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