Climatological Report (Annual)
Issued by NWS
Issued by NWS
864
CXUS53 KAPX 010545
CLAAPN
CLIMATE REPORT
NATIONAL WEATHER SERVICE
1245 AM EST WED JAN 01 2025
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...THE ALPENA MI CLIMATE SUMMARY FOR THE YEAR OF 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1916 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 106 07/13/1936
LOW -37 02/17/1979
HIGHEST 96 06/19 MM MM 94 09/04
LOWEST -5 12/22 MM MM -9 01/31
AVG. MAXIMUM 58.4 54.8 3.6 56.4
AVG. MINIMUM 38.3 33.9 4.4 36.8
MEAN 48.4 44.3 4.1 46.6
DAYS MAX >= 90 7 7.2 -0.2 8
DAYS MAX <= 32 40
DAYS MIN <= 32 144 168.9 -24.9 149
DAYS MIN <= 0 1 17.2 -16.2 2
PRECIPITATION (INCHES)
RECORD
MAXIMUM 30.02 2023
MINIMUM 23.33 2020
TOTALS 32.92 29.67 3.25 30.02
DAILY AVG. 0.09 0.08 0.01 0.08
DAYS >= .01 146 145.4 0.6 145
DAYS >= .10 74 68.8 5.2 70
DAYS >= .50 21 17.6 3.4 16
DAYS >= 1.00 6 3.7 2.3 3
DAYS >= %-5.2F 0 1
DAYS >= %-5.2F 0 0
GREATEST
24 HR. TOTAL 2.42 MM 3.49
STORM TOTAL 1.60 3.49
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 6398 7844 -1446 6885
SINCE 7/1 2333 2888 -555 MM
COOLING TOTAL 419 352 67 315
SINCE 1/1 419 351 68 MM
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST 10/10
LATEST 04/26
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WIND (MPH)
AVERAGE WIND SPEED 7.0
RESULTANT WIND SPEED/DIRECTION 1/260
HIGHEST WIND SPEED/DIRECTION 37/320 DATE 04/12
HIGHEST GUST SPEED/DIRECTION 57/100 DATE 04/02
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.50
NUMBER OF DAYS FAIR 150
NUMBER OF DAYS PC 97
NUMBER OF DAYS CLOUDY 119
AVERAGE RH (PERCENT) 73
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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