10-Day Weather Forecast - Grimes, IA

Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 105.

Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the lower 70s. Southeast winds around 5 mph. Heat index values up to 104 early in the evening.

Sunny with highs in the lower 90s. East winds around 5 mph. Heat index values up to 104.

Mostly clear. Humid with lows around 70. East winds around 5 mph. Heat index values up to 102 early in the evening.

Mostly sunny with a slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

Partly cloudy. Lows in the upper 60s.

Mostly sunny. Highs in the upper 80s.

Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent.

Mostly sunny with a slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 100 in the afternoon.

Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 50 percent.

Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs in the lower 90s. Chance of rain 50 percent.

Partly cloudy with a slight chance of showers. A slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 20 percent.

Mostly sunny with a 20 percent chance of showers. Highs in the upper 80s.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 67F. Dew point will be around 68F with an average humidity of 87%. Winds will be 4 mph from the E.

Mostly sunny. High temperature around 81F. Dew point will be around 68F with an average humidity of 79%. Winds will be 6 mph from the SE.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 67F with an average humidity of 81%. Winds will be 6 mph from the SE.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 80F. Dew point will be around 68F with an average humidity of 79%. Winds will be 6 mph from the SE.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 67F with an average humidity of 83%. Winds will be 4 mph from the S.