National Weather Service Weather Forecast Office

Climatological Report (monthly)

024
CXUS42 KFFC 011244
CLMATL


CLIMATE REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
742 AM EST TUE JAN 1 2013

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

...THE ATLANTA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              79   12/01/1991
 LOW                0   12/25/1983
HIGHEST            74   12/04        63      11       72  12/16
                        12/03                             12/15
LOWEST             30   12/31        29       1       29  12/01
                        12/30
AVG. MAXIMUM     59.4              54.0     5.4     60.2
AVG. MINIMUM     42.8              36.5     6.3     40.7
MEAN             51.1              45.3     5.8     50.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.5    -0.5        0
DAYS MIN <= 32      5              10.3    -5.3        4
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.94   1919
 MINIMUM         0.60   1889
TOTALS           5.93              3.90    2.03     4.43
DAILY AVG.       0.19              0.13    0.06     0.14
DAYS >= .01        10              10.5    -0.5        9
DAYS >= .10         9               6.3     2.7        7
DAYS >= .50         6               2.8     3.2        5
DAYS >= 1.00        2               1.1     0.9        2
GREATEST
 24 HR. TOTAL    1.77   12/25 TO 12/26           12/26 TO 12/27
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   2007
                        2003
 24 HR TOTAL        T   MM
                        12/30/2007 TO 12/30/2007
                        12/19/2007 TO 12/19/2007
TOTALS              TR              0.4    -0.4      0.0
SINCE 7/1           T               0.4    -0.4        T
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       1               0.4     0.6        0
DAYS >= 1.0         0               0.2    -0.2        0
GREATEST
 24 HR TOTAL        TR  12/29 TO 12/29           12/31 TO 12/31
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

DEGREE_DAYS
HEATING TOTAL     422               613    -191      444
 SINCE 7/1        879              1081    -202      852
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1       2240              1883     357     2273
..................................................

WIND (MPH)
AVERAGE WIND SPEED              7.8
HIGHEST WIND SPEED/DIRECTION    32/290    DATE  12/21
HIGHEST GUST SPEED/DIRECTION    40/290    DATE  12/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                       8
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      1
FOG                      12     FOG W/VIS <= 1/4 MILE      4
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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