Detroit weather in December 2026

Q: How cold is it in Detroit in December?

Daytime temperatures usually reach 2°C in Detroit in December, falling to -5°C at night.

Q: How sunny is it in Detroit in December?

There are normally 3 hours of bright sunshine each day in Detroit in December - that's 28% of daylight hours.

Q: Is the sea cold around Detroit in December?

The average sea temperature around Detroit in December is 5°C.

Q: Does it rain in Detroit in December?

There are usually 14 days with some rain in Detroit in December and the average monthly rainfall is 70mm. Rain may fall as snow in this month.

Expect daytime maximum temperatures of 2°C in Detroit, Michigan in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 14 days with some rainfall and typically 70 mm of rainfall in the month, which might fall as snow.

2
2°C max day temperature
3
3 hours of sunshine per day
14
14 days with some rainfall
-5
-5°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
70
70 mm of monthly rainfall
1
1 (Low) UV index
5
5°C sea temperature

More about Detroit

Detroit by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Michigan

Travelbag: up to 50% off 2026 holidays

Sale

Save up to 50% on 2026 holidays & tours with Travelbag
Book selected stays in popular destinations around the world
Travel before 31st December 2026 (inclusive)

Go to Travelbag deal >>

Expires at 23:59 on Saturday 31st Jan 2026 · View all Travelbag offers

The December 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 cold is it in Detroit in December?

Daytime temperatures usually reach 2°C in Detroit in December, falling to -5°C at night.

How sunny is it in Detroit in December?

There are normally 3 hours of bright sunshine each day in Detroit in December - that's 28% of daylight hours.

Is the sea cold around Detroit in December?

The average sea temperature around Detroit in December is 5°C.

Does it rain in Detroit in December?

There are usually 14 days with some rain in Detroit in December and the average monthly rainfall is 70mm. Rain may fall as snow in this month.