Climatological Report (Monthly)
Issued by NWS Birmingham, AL

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000
CXUS54 KBMX 022153
CLMBHM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM, AL
451 PM CDT MON OCT 2 2017

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

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

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   09/06/1925
                        09/05/1925
 LOW               37   09/30/1967
HIGHEST            91   09/27        MM      MM       98  09/25
                        09/21                             09/24
                                                          09/15
LOWEST             51   09/07        MM      MM       50  09/30
AVG. MAXIMUM     84.2              85.1    -0.9     91.8
AVG. MINIMUM     63.6              64.3    -0.7     69.1
MEAN             73.9                               80.4
DAYS MAX >= 90      7               6.2     0.8       23
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        13.19   1906
 MINIMUM         0.00   1955
TOTALS           2.48              3.90   -1.42     0.68
DAILY AVG.       0.08              0.13   -0.05     0.02
DAYS >= .01         7               7.4    -0.4        6
DAYS >= .10         4               4.6    -0.6        2
DAYS >= .50         1               2.4    -1.4        0
DAYS >= 1.00        1               1.3    -0.3        0

DEGREE_DAYS
HEATING TOTAL       9                 9       0        1
 SINCE 7/1          9                 9       0        1
COOLING TOTAL     283               300     -17      470
 SINCE 1/1       2096              1950     146     2436
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.8
HIGHEST WIND SPEED/DIRECTION    30/250    DATE  09/05
HIGHEST GUST SPEED/DIRECTION    41/260    DATE  09/05

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     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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