Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Detroit, Michigan, United States in September

In an average September, Detroit sees a daily high around 74°F and a low around 55°F, based on 1981–2026 of local climate records.

Average high74°F
Typical high range65°F to 83°F
Average low55°F
Typical low range46°F to 63°F
Average daily precipitation0.10 in

September records

The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.

High

Highest 93°F 2002-09-08
Lowest 49°F 2001-09-25

Low

Highest 72°F 2016-09-07
Lowest 33°F 1991-09-28

Feels-like

Highest 113°F 2011-09-02
Lowest 25°F 1991-09-27

Humidity

Highest 20.5 g/m³ 1985-09-07
Lowest 4.9 g/m³ 1991-09-27

Wind

Highest 32 mph 2021-09-22
Lowest 4 mph 1993-09-17

Precip

Wettest 8.00 in 1986
Driest 0.75 in 2004

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