10-Day Weather Forecast - Washington, IA

Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 105.

Partly cloudy. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph, becoming southeast after midnight. Heat index values up to 103 early in the evening.

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

Mostly clear. Humid with lows in the upper 60s. East winds 5 to 10 mph. Heat index values up to 102 early in the evening.

Partly cloudy. Highs in the mid 80s.

Partly cloudy. Lows in the upper 60s.

Partly cloudy. Highs in the mid 80s.

Partly cloudy. Lows in the upper 60s.

Mostly sunny. Hot with highs in the mid 90s.

Partly cloudy. A chance of showers. Hot. Lows in the mid 70s. Chance of rain 40 percent.

Partly cloudy. A chance of showers. Hot. Highs in the lower 90s. Chance of rain 40 percent.

Partly cloudy. A chance of showers after midnight. Lows around 70. Chance of rain 30 percent.

Mostly sunny. Highs in the upper 80s.

Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 66F. Dew point will be around 69F with an average humidity of 89%. Winds will be 2 mph from the NE.

Mostly sunny. High temperature around 80F. Dew point will be around 67F with an average humidity of 77%. Winds will be 2 mph from the NE.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 66F. Dew point will be around 68F with an average humidity of 87%. Winds will be 3 mph from the SE.

Sunny. High temperature around 82F. Dew point will be around 68F with an average humidity of 74%. Winds will be 3 mph from the S.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 66F. Dew point will be around 69F with an average humidity of 90%. Winds will be 2 mph from the SE.