- Book early & save on Virgin Holidays in 2025
- Destinations include the USA, Caribbean & beyond
- Ideal for family beach holidays, city breaks & more
Detroit weather in September 2025
Expect 23°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Detroit in September. Check more long-term weather averages for Detroit in September before you book your next holiday to Michigan in 2025/2026.
- 2323°C max day temperature
- 7 hours of sunshine per day
- 1010 days with some rainfall
- 1313°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 7373 mm of monthly rainfall
- 66 (High) UV index
- 2020°C sea temperature
More about Detroit
- Overview
- Best time to visit
- Weather by month
- 5-day weather forecast
- Destinations
- Travel advice
- Deals & discounts
Detroit by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Michigan
The September weather guide for Michigan (Detroit) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Detroit in September?
Daytime temperatures usually reach 23°C in Detroit in September, falling to 13°C at night.
How sunny is it in Detroit in September?
There are normally 7 hours of bright sunshine each day in Detroit in September - that's 54% of daylight hours.
How warm is the sea around Detroit in September?
The average sea temperature around Detroit in September is 20°C.
Does it rain in Detroit in September?
There are usually 10 days with some rain in Detroit in September and the average monthly rainfall is 73mm.
Detroit September sunrise & sunset times
Browse the sunrise and sunset times for Detroit in September 2025. Select a month to view Detroit sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 05:58 | 19:06 |
Monday, 15th September 2025 | 06:12 | 18:41 |
Tuesday, 30th September 2025 | 06:29 | 18:15 |
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- Black Friday sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport