Au Sable weather by month
What a typical year looks like in Au Sable, Michigan: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at East Tawas, 19 km from Au Sable; records cover 1890–2026.
The year at a glance
- Precipitation a year
- 32.3 in820 mm
- Snow a year
- 49 in125 cm
- Last spring freeze
- May 13
- First fall freeze
- Oct 3
- Heating degree days
- 7,456
- Cooling degree days
- 403
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −8°−22° (heating, 99%) and 90°32° (cooling, 1%).
Month by month
Au Sable in January
Highs average 30°−1° and lows 13°−10°, with 2.1 in53 mm of precipitation and 14 in36 cm of snow in a typical January.
- Record high
- 59°15° (2013)
- Record low
- −25°−32° (1951)
- Heating degree days
- 1348
- Cooling degree days
- 0
Au Sable in February
Highs average 32°0° and lows 13°−11°, with 1.8 in46 mm of precipitation and 12 in31 cm of snow in a typical February.
- Record high
- 62°17° (2017)
- Record low
- −29°−34° (1918)
- Heating degree days
- 1187
- Cooling degree days
- 0
Au Sable in March
Highs average 41°5° and lows 21°−6°, with 1.9 in48 mm of precipitation and 7 in18 cm of snow in a typical March.
- Record high
- 78°26° (1945)
- Record low
- −20°−29° (2014)
- Heating degree days
- 1057
- Cooling degree days
- 0
Au Sable in April
Highs average 52°11° and lows 32°0°, with 3.4 in87 mm of precipitation and 2.9 in7.4 cm of snow in a typical April.
- Record high
- 91°33° (1990)
- Record low
- −7°−22° (1923)
- Heating degree days
- 684
- Cooling degree days
- 0
Au Sable in May
Highs average 65°18° and lows 44°7°, with 3.2 in82 mm of precipitation in a typical May.
- Record high
- 95°35° (1969)
- Record low
- 18°−8° (1908)
- Heating degree days
- 345
- Cooling degree days
- 15
Au Sable in June
Highs average 75°24° and lows 53°12°, with 3.3 in84 mm of precipitation in a typical June.
- Record high
- 101°38° (1931)
- Record low
- 28°−2° (1931)
- Heating degree days
- 98
- Cooling degree days
- 75
Au Sable in July
Highs average 80°27° and lows 58°15°, with 3.1 in79 mm of precipitation in a typical July.
- Record high
- 106°41° (1936)
- Record low
- 33°1° (1929)
- Heating degree days
- 25
- Cooling degree days
- 153
Au Sable in August
Highs average 79°26° and lows 57°14°, with 3 in75 mm of precipitation in a typical August.
- Record high
- 103°39° (1948)
- Record low
- 24°−4° (1934)
- Heating degree days
- 35
- Cooling degree days
- 120
Au Sable in September
Highs average 72°22° and lows 49°10°, with 2.9 in74 mm of precipitation in a typical September.
- Record high
- 101°38° (1931)
- Record low
- 21°−6° (1957)
- Heating degree days
- 175
- Cooling degree days
- 37
Au Sable in OctoberThis month
Highs average 59°15° and lows 38°3°, with 3 in75 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 93°34° (2007)
- Record low
- 12°−11° (1925)
- Heating degree days
- 516
- Cooling degree days
- 3
Au Sable in November
Highs average 46°8° and lows 29°−2°, with 2.5 in64 mm of precipitation and 2.6 in6.6 cm of snow in a typical November.
- Record high
- 78°26° (1950)
- Record low
- −4°−20° (1933)
- Heating degree days
- 831
- Cooling degree days
- 0
Au Sable in December
Highs average 35°2° and lows 21°−6°, with 2.1 in53 mm of precipitation and 10 in25 cm of snow in a typical December.
- Record high
- 65°18° (1982)
- Record low
- −19°−28° (1985)
- Heating degree days
- 1155
- Cooling degree days
- 0