10-Day Weather Forecast - Jefferson, IA

Areas of fog in the morning. Mostly sunny. Humid with highs in the upper 80s. East winds around 5 mph.

Mostly clear. Humid with lows in the lower 60s. Southeast winds around 5 mph.

Sunny with highs in the upper 80s. Southeast winds around 5 mph.

Clear with lows in the lower 60s. Southeast winds around 5 mph.

Sunny. Highs in the upper 80s.

Clear. Lows in the mid 60s.

Sunny. Highs in the lower 90s.

Mostly clear. Lows in the mid 60s.

Sunny. Highs in the lower 90s.

Mostly clear. Lows in the upper 60s.

Sunny. Highs in the lower 90s. Heat index values up to 100 in the afternoon.

Mostly clear. Lows around 70.

Sunny. Highs in the mid 90s. Heat index values up to 100 in the afternoon.

Clear with a 35% chance for rain and thunderstorms. Low temperature around 74F. Dew point will be around 68F with an average humidity of 68%. Winds will be 7 mph from the S.

Sunny with scattered thunderstorms. Chance of storms 35%. High temperature around 91F. Dew point will be around 69F with an average humidity of 59%. Winds will be 4 mph from the SW.

Clear with a 40% chance for rain and thunderstorms. Low temperature around 71F. Dew point will be around 67F with an average humidity of 70%. Winds will be 3 mph from the S.

Sunny with widely scattered thunderstorms. Chance of storms 25%. High temperature around 89F. Dew point will be around 68F with an average humidity of 62%. Winds will be 2 mph from the SE.

Clear with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 69F. Dew point will be around 67F with an average humidity of 74%. Winds will be 2 mph from the S.