Sumner, MI Weather Forecast

Feedback E-mail the Weather

Quick Weather Clicks

Sumner, MI Weather Forecast

Current Conditions

Settings
Sumner MI weather  - Clear - 66°F
Clear
66°F
Updated 5:09 pm
Feels Like 62°F
Humidity 45%
Wind E 6 mph
Barometer  30.36 in
Dew Point 44°F
Sumner MI weather  - Clear - 19°C
Clear
19°C
Updated 5:09 pm
Feels Like 17°C
Humidity 45%
Wind E 10 km/h
Barometer  102.8 kPa
Dew Point 7°C

Sumner Weather Forecast

THROUGH EARLY EVENING TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Sumner, MI Weather - Through Early Evening Sunny Sumner, MI Weather - Tonight Partly Cloudy Sumner, MI Weather - Wednesday Sunny Sumner, MI Weather - Wednesday Night Mostly Clear Sumner, MI Weather - Thursday Sunny Sumner, MI Weather - Thursday Night Mostly Clear Sumner, MI Weather - Friday Sunny Sumner, MI Weather - Friday Night Mostly Clear Sumner, MI Weather - Saturday Mostly Sunny Sumner, MI Weather - Saturday Night Partly Cloudy Sumner, MI Weather - Sunday Mostly Sunny Sumner, MI Weather - Sunday Night Partly Cloudy
Sunny Partly Cloudy Sunny Mostly Clear Sunny Mostly Clear Sunny Mostly Clear Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy
Lo: 41°FLo: 5°C Hi: 69°FHi: 21°C
Lo: 41°FLo: 5°C Hi: 65°FHi: 18°C
Lo: 39°FLo: 4°C Hi: 65°FHi: 18°C
Lo: 39°FLo: 4°C Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C Hi: 70°FHi: 21°C
Lo: 45°FLo: 7°C
POP = Probability of Precipitation.
Weather Outlook Updated: 222 PM EDT Tue Oct 20 2026 Sumner, MI Weather - WeatherWorld.com

Trending Headlines

Sumner Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Sumner Quick Facts

National Two Day Weather Forecast


E-mail the Sumner Weather Forecast

Voice your opinion or tell us about page issues...

Sumner Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 243 PM EDT Tue Oct 20 2026

Key Messages

  • Dry and mild weather to continue through Sunday
  • Rain chance arrive Monday with a pattern change starting Tuesday

Discussion

... Issued at 243 PM EDT Tue Oct 20 2026
  • Dry and mild weather to continue through Sunday
  • High pressure continues to dominate the weather over the region as it has for the past few days. The upper ridge axis remains to our west, allowing for plenty of subsidence to keep even cloud cover limited across the area.

    We do see one small caveat in the clear and dry weather,...