578
CXUS54 KBMX 021121
CLMEET

CLIMATE REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
621 AM CDT FRI OCT 02 2026

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

...THE SHELBY COUNTY AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1991 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
HIGHEST           99   09/03
                       09/06
                       09/19
LOWEST            54   09/29
AVG. MAXIMUM    93.2               86.1     7.1
AVG. MINIMUM    68.5               65.5     3.0
MEAN            80.8                                78.5
DAYS MAX >= 90    24
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
TOTALS          2.26               3.57   -1.31
DAYS >= .01        4
DAYS >= .10        2
DAYS >= .50        2
DAYS >= 1.00       1


DEGREE DAYS
HEATING TOTAL      0                         -4        0
 SINCE 7/1         0                         -2       MM
COOLING TOTAL    485                        157      402
 SINCE 1/1      2459                        396       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              2.2
HIGHEST WIND SPEED/DIRECTION    18/150    DATE  09/07
HIGHEST GUST SPEED/DIRECTION    32/360    DATE  09/22

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      1
HAZE                      5

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

$$