10-Day Weather Forecast - Petersburg, MI

Mostly sunny in the morning then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. Heat index readings in the lower 90s.

Mostly cloudy. Showers likely and a chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the mid 60s. West winds up to 5 mph. Chance of rain 70 percent.

Mostly cloudy with a chance of showers in the morning then partly cloudy with showers likely in the afternoon. Highs in the lower 80s. North winds up to 5 mph. Chance of rain 60 percent.

Partly cloudy. Lows in the mid 60s. Northeast winds up to 10 mph.

Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 80s.

Mostly clear. Lows in the lower 60s.

Mostly sunny. Highs in the lower 80s.

Mostly clear. Lows in the mid 60s.

Sunny. Highs in the upper 80s.

Clear. Lows in the upper 60s.

Mostly sunny. Highs in the lower 90s.

Mostly clear. Lows in the upper 60s.

Mostly sunny. Highs around 90.

Mostly clear with a 25% chance for rain and thunderstorms. Low temperature around 65F. Dew point will be around 63F with an average humidity of 73%. Winds will be 2 mph from the NW.

Sunny. High temperature around 82F. Dew point will be around 64F with an average humidity of 70%. Winds will be 5 mph from the NW.

Clear. Low temperature around 64F. Dew point will be around 62F with an average humidity of 74%. Winds will be 3 mph from the W.

Sunny. High temperature around 81F. Dew point will be around 63F with an average humidity of 69%. Winds will be 4 mph from the NW.

Clear. Low temperature around 64F. Dew point will be around 62F with an average humidity of 74%. Winds will be 3 mph from the W.