10-Day Weather Forecast - Saint Augustine, IL

Sunny. Highs in the lower 90s. North winds 5 to 10 mph. Heat index values up to 107.

Partly cloudy. Humid with lows in the mid 60s. Northeast winds 5 to 10 mph.

Mostly sunny. Highs in the mid 80s. East winds 5 to 10 mph.

Partly cloudy. Lows in the lower 60s. East winds 5 to 10 mph.

Sunny. Highs in the lower 80s. Southeast winds 5 to 10 mph.

Partly cloudy. Lows in the lower 60s.

Partly cloudy. Highs in the lower 90s.

Partly cloudy. Lows in the lower 70s.

Partly cloudy. Highs in the upper 80s.

Partly cloudy. A chance of showers after midnight. Cooler with lows in the lower 60s. Chance of rain 40 percent.

Partly cloudy. Highs in the mid 80s.

Partly cloudy. Lows in the lower 60s.

Partly cloudy. Highs in the mid 80s.

Clear. Low temperature around 61F. Dew point will be around 60F with an average humidity of 76%. Winds will be 3 mph from the E.

Sunny. High temperature around 82F. Dew point will be around 63F with an average humidity of 67%. Winds will be 3 mph from the S.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 64F. Dew point will be around 60F with an average humidity of 70%. Winds will be 4 mph from the S.

Sunny. High temperature around 87F. Dew point will be around 65F with an average humidity of 64%. Winds will be 5 mph from the S.

Clear. Low temperature around 66F. Dew point will be around 63F with an average humidity of 71%. Winds will be 4 mph from the S.