Climatological Report (Monthly)
Issued by NWS Birmingham, AL

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CXUS54 KBMX 011339
CLMBHM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM, AL
739 AM CST TUE JAN 1 2019

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

...THE BIRMINGHAM CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              80   12/07/1951
 LOW                1   12/23/1989
                        12/13/1962
HIGHEST            75   12/31        MM      MM       71  12/20
                        12/02
LOWEST             25   12/11        MM      MM       20  12/31
                        12/06
AVG. MAXIMUM     56.5              55.9     0.6     54.5
AVG. MINIMUM     40.1              36.3     3.8     36.6
MEAN             48.3                               45.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.4    -0.4        0
DAYS MIN <= 32      8              12.7    -4.7       15
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.98   1961
 MINIMUM         0.81   1980
TOTALS          11.34              4.45    6.89     4.01
DAILY AVG.       0.37              0.14    0.23     0.13
DAYS >= .01        14              10.4     3.6        8
DAYS >= .10        11               7.1     3.9        5
DAYS >= .50         6               3.1     2.9        3
DAYS >= 1.00        5               1.4     3.6        1

DEGREE_DAYS
HEATING TOTAL     515               589     -74      597
 SINCE 7/1       1053              1047       6      999
COOLING TOTAL       3                 3       0        0
 SINCE 1/1       2592              2058     534     2278
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    32/080    DATE  12/08
HIGHEST GUST SPEED/DIRECTION    49/090    DATE  12/08

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       9
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      4
HAZE                      3

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

$$


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