As of 02:34 EDT

Au Sable, MI weather in September

57°

Au Sable, Wednesday, 7 October, 02:34

Overcast. Feels like 56°. High 68°, low 49°.

Pressure29.77 inHg

Wind11.5 mph SW

Humidity72%

Visibility6.2 mi

Dew point48°

See detailed hourly forecast

In September, Au Sable, MI averages a high of 67.1° and a low of 59.2°. About 3.0 inches of precipitation fall over the month (10 wet days). The record high is 85.3° (2023) and the record low 40.5° (2022). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	71.8°	63.9°	32%	83.7° (1973)	52° (2017)
2	72°	64°	32%	84° (1973)	50.4° (2017)
3	71.8°	63.5°	37%	84.4° (1973)	53.1° (2017)
4	71.2°	63.1°	27%	85.3° (2023)	47.3° (2025)
5	71.1°	63°	35%	85.1° (2023)	51.8° (2019)
6	71.2°	63.1°	37%	81.3° (1969)	49.5° (2017)
7	70.5°	61.9°	38%	81.1° (1960)	46° (2025)
8	69.3°	61.3°	33%	82.8° (1960)	43.7° (2025)
9	68.9°	61.2°	38%	82.9° (2002)	49.3° (2019)
10	68.9°	60.6°	35%	83.7° (1983)	48.2° (2017)
11	68.9°	60.6°	28%	79.9° (2013)	48° (2020)
12	69.3°	60.8°	35%	80.6° (2005)	50° (2014)
13	68.7°	60.8°	37%	80.6° (2005)	46° (1975)
14	67.8°	59.4°	30%	77.4° (2004)	47.5° (1975)
15	66°	58.3°	38%	76.6° (1994)	47.1° (1964)
16	66.7°	58.8°	25%	77.9° (2020)	49.8° (1964)
17	66.9°	59.2°	25%	77.4° (2017)	47.3° (1990)
18	66.9°	58.8°	30%	78.4° (2022)	44.2° (2020)
19	66.6°	58.8°	37%	77.7° (2002)	42.4° (2020)
20	66.9°	58.6°	43%	76.5° (1998)	45.5° (1962)
21	65.8°	57.9°	43%	79.5° (2022)	47.5° (1962)
22	64.4°	56.5°	45%	78.3° (2017)	44.6° (1974)
23	63.5°	55.8°	38%	81.7° (2017)	42.4° (1974)
24	63.3°	55.4°	28%	81.1° (2017)	44.6° (1976)
25	63.7°	56.3°	35%	78.3° (2017)	40.8° (2001)
26	64.2°	55.9°	43%	79° (2017)	41.9° (2001)
27	63.5°	55.8°	42%	75.6° (2020)	42.1° (1991)
28	61.9°	54.5°	28%	72.9° (1986)	41.9° (1991)
29	61.5°	53.6°	32%	72.3° (2025)	40.5° (2022)
30	61°	53.2°	37%	71.8° (2019)	42.4° (1993)