Climatological Report (Annual)
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000
CXUS53 KAPX 010552
CLAAPN

CLIMATE REPORT
NATIONAL WEATHER SERVICE
1252 AM EST MON JAN 01 2024

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

...THE ALPENA MI CLIMATE SUMMARY FOR THE YEAR OF 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1916 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            106   07/13/1936
 LOW             -37   02/17/1979
HIGHEST           94   09/04         MM      MM       96  06/15
LOWEST            -9   01/31         MM      MM      -16  02/14
AVG. MAXIMUM    56.4               54.8     1.6     52.8
AVG. MINIMUM    36.8               33.9     2.9     31.5
MEAN            46.6               44.3     2.3     42.1
DAYS MAX >= 90     8                7.2     0.8        6
DAYS MAX <= 32    41
DAYS MIN <= 32   149              168.9   -19.9      143
DAYS MIN <= 0      2               17.2   -15.2       19

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.37   2022
 MINIMUM       23.33   2020
TOTALS         30.02              29.67    0.35    23.37
DAILY AVG.      0.08               0.08   -0.00     0.09
DAYS >= .01      145              145.4    -0.4      111
DAYS >= .10       70               68.8     1.2       51
DAYS >= .50       16               17.6    -1.6       15
DAYS >= 1.00       3                3.7    -0.7        5
DAYS >= %-5.2F     1                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   3.49    MM                          1.62
 STORM TOTAL    3.49                                1.30
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL   6885               7844    -959     6346
 SINCE 7/1      2459               2888    -429       MM
COOLING TOTAL    315                352     -37      241
 SINCE 1/1       315                351     -36       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        10/22
LATEST                          05/26
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.7
RESULTANT WIND SPEED/DIRECTION   1/290
HIGHEST WIND SPEED/DIRECTION    30/230    DATE  12/09
HIGHEST GUST SPEED/DIRECTION    50/210    DATE  12/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.54
NUMBER OF DAYS FAIR          133
NUMBER OF DAYS PC            110
NUMBER OF DAYS CLOUDY        122

AVERAGE RH (PERCENT)     74


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

$$


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