10-Day Weather Forecast - Altoona, IA

Mostly sunny. Highs in the mid 70s. South winds around 5 mph.

Mostly clear. Lows around 50. South winds around 5 mph in the evening, becoming light and variable.

Sunny. Highs in the mid 70s.

Mostly clear. Lows in the lower 50s.

Mostly sunny. Highs in the lower 70s.

Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s.

Partly sunny. Highs in the mid 70s.

Mostly cloudy. A slight chance of showers in the evening. Lows in the mid 50s. Chance of rain 20 percent.

Partly sunny. Highs around 70.

Partly cloudy. A slight chance of showers after midnight. Lows around 50. Chance of rain 20 percent.

Mostly sunny with a 20 percent chance of showers. Highs in the mid 60s.

Cloudy. Low temperature around 60F. Dew point will be around 53F with an average humidity of 75%. Winds will be 7 mph from the S.

Cloudy. High temperature around 59F. Dew point will be around 54F with an average humidity of 86%. Winds will be 12 mph from the NW.

Mostly clear. Low temperature around 38F. Dew point will be around 32F with an average humidity of 68%. Winds will be 11 mph from the N.

Partly cloudy. High temperature around 51F. Dew point will be around 34F with an average humidity of 59%. Winds will be 11 mph from the N.

Mostly clear. Low temperature around 34F. Dew point will be around 34F with an average humidity of 79%. Winds will be 5 mph from the E.