Climatological Report (Monthly)
Issued by NWS

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030
CXUS53 KAPX 010627
CLMAPN

CLIMATE REPORT
NATIONAL WEATHER SERVICE
227 AM EDT WED OCT 01 2025

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

...THE ALPENA MI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1916 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
HIGHEST           80   09/29         MM      MM
LOWEST            38   09/08         MM      MM
AVG. MAXIMUM    70.9               71.0    -0.1
AVG. MINIMUM    48.1               47.0     1.1
MEAN            59.5               59.0     0.5
DAYS MAX >= 90     0                0.5    -0.5
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     0                1.0    -1.0
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
TOTALS          0.75               2.84   -2.09
DAYS >= .01        7               11.2    -4.2
DAYS >= .10        4                6.2    -2.2
DAYS >= .50        0                1.8    -1.8
DAYS >= 1.00       0                0.5    -0.5
GREATEST
 24 HR. TOTAL   0.32   09/21 TO 09/22

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
TOTALS           0.0                0.0     0.0
DAYS >= TRACE      0                        0.0
DAYS >= 1.0        0                        0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    163                212     -49
 SINCE 7/1       250                300     -50
COOLING TOTAL      5                 32     -27
 SINCE 1/1       378                348      30
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              4.8
HIGHEST WIND SPEED/DIRECTION    23/200    DATE  09/03
                                23/200          09/05
HIGHEST GUST SPEED/DIRECTION    36/250    DATE  09/05

SKY COVER
AVERAGE SKY COVER           0.45

AVERAGE RH (PERCENT)     78


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

$$