10-Day Weather Forecast - Saint John, IN

Mostly sunny. Highs in the lower 80s inland but only in the upper 70s near the lake. North winds 5 to 10 mph.

Clear. Lows in the lower 60s. Northeast winds around 5 mph in the evening becoming light and variable.

Mostly sunny. Highs in the mid 80s. Southwest winds around 5 mph.

Mostly clear. Lows in the upper 60s. Southwest winds around 5 mph.

Partly cloudy in the morning then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 50 percent.

Mostly cloudy. Showers likely with a chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 70 percent.

Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 50 percent.

A chance of showers in the evening. Mostly cloudy. Lows in the mid 60s. Chance of precipitation 30 percent.

Partly cloudy in the morning then becoming mostly cloudy. Highs in the lower 80s.

Mostly cloudy. Lows in the mid 60s.

Partly cloudy. Highs in the mid 80s.

Mostly clear. Lows in the mid 60s.

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

Clear with numerous thunderstorms. Chance of storms 65%. Low temperature around 68F. Dew point will be around 67F with an average humidity of 84%. Winds will be 2 mph from the W.

Sunny with widespread thunderstorms. Chance of storms 100%. High temperature around 83F. Dew point will be around 68F with an average humidity of 71%. Winds will be 4 mph from the NW.

Clear with widespread thunderstorms. Chance of storms 100%. Low temperature around 67F. Dew point will be around 66F with an average humidity of 82%. Winds will be 3 mph from the W.

Sunny with scattered thunderstorms. Chance of storms 60%. High temperature around 80F. Dew point will be around 66F with an average humidity of 72%. Winds will be 4 mph from the NW.

Clear with a 45% chance for rain and thunderstorms. Low temperature around 65F. Dew point will be around 64F with an average humidity of 84%. Winds will be 2 mph from the N.