Detroit, MI Weather
Detroit hourly forecast: next 24 hours
Today's high of 81°F (27°C) is about 6°F (3°C) above the typical September high of 75°F (24°C).
Current conditions in detail
Detroit weather tomorrow (Wednesday, September 16)
Tomorrow in Detroit looks patchy rain nearby, with a high of 73° and an overnight low of 64°. There is a 83% chance of rain - plan accordingly. Winds top out near 9 mph, and the UV index reaches 3 (low).
Detroit 14-day forecast
About the weather in Detroit
Seasons are the whole story in Detroit. The gap between an average July and an average January is 26°C - hot, humid summers and generally mild winters - which in practice means 82°F (28°C) afternoons at one end of the calendar and 33°F (0°C) at the other.
Detroit weather: quick facts
- Hottest month: July - highs near 82°F (28°C)
- Coldest month: January - highs near 33°F (0°C)
- Decade extremes (2015-2024): 95°F (35°C) high · -18°F (-28°C) low
- Wettest month: June (12 rainy days) · Sunniest: June (12.3 h sun/day)
- Climate type: humid subtropical
- Annual swing: 26°C between the average warmest and coolest month · day to night: 8°C
- Snow: about 17 days a year
- Months with freezing average lows: 4
- Average humidity: 72%
Temperatures through the year
Precipitation concentrates in June - 3.7 inches (94 mm) on 12 days - and thins out by February. January bottoms out at 33°F (0°C) in daylight, 21°F (-6°C) after dark. At its warmest, in July, Detroit runs to 82°F (28°C) in the afternoon and back to 66°F (19°C) by dawn. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 95°F (35°C) and the lowest daily minimum -18°F (-28°C). June is the brightest month at 12.3 hours of sun a day, against an annual average of 8.5.
Rain, sun and snow
Overnight lows average at or below freezing for 4 months, December through March. Between the average July and the average January lie 26°C, a wider spread than roughly 88% of the cities we track.
Season by season
Spring (March through May)
Spring stays on the cool side of mild here - highs near 57°F (14°C), nights near 39°F (4°C), and rain falls on around 36 of the 90 days, plus about 4 snowy days.
Summer (June through August)
Summer in Detroit is pleasantly warm, with daytime highs averaging 80°F (27°C) and nights around 64°F (18°C); rain falls on around 35 of the 90 days. Daylight is generous - around 12.0 hours of sun a day.
Fall (September through November)
Through fall, Detroit is crisp but comfortable: 62°F (16°C) by day, 48°F (9°C) after dark, and rain falls on around 30 of the 90 days.
Winter (December through February)
Through winter, Detroit brings deep cold: 36°F (2°C) by day, 23°F (-5°C) after dark, and expect showers on roughly 29 days across the season, plus about 11 snowy days. Wind sharpens cold like this considerably; pair the forecast winds with the wind speed converter to judge exposed conditions.
Average temperatures in Detroit by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 33° | 21° | 10 | 2.6 in | 4.7 h/day | 75% |
| February | 36° | 20° | 9 | 2.4 in | 6.7 h/day | 73% |
| March | 45° | 29° | 10 | 2.9 in | 7.6 h/day | 69% |
| April | 56° | 38° | 14 | 3.6 in | 8.8 h/day | 69% |
| May | 69° | 51° | 12 | 3.5 in | 10.3 h/day | 69% |
| June | 78° | 61° | 12 | 3.7 in | 12.3 h/day | 67% |
| July | 82° | 66° | 12 | 3.6 in | 12.3 h/day | 70% |
| August | 80° | 65° | 11 | 3.7 in | 11.4 h/day | 72% |
| September | 75° | 60° | 10 | 2.9 in | 9.6 h/day | 74% |
| October | 62° | 48° | 12 | 3.5 in | 7.3 h/day | 72% |
| November | 48° | 36° | 9 | 2.4 in | 5.9 h/day | 73% |
| December | 39° | 28° | 10 | 2.5 in | 4.5 h/day | 77% |