10-Day Weather Forecast - Frederick, IL

Mostly cloudy. Showers with a chance of thunderstorms in the morning then a slight chance of rain in the afternoon. Breezy and much cooler. Less humid with highs in the upper 50s. Temperature falling into the mid 40s in the afternoon. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 90 percent.

Partly cloudy in the evening then clearing. Much cooler with lows in the upper 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph becoming west 5 to 10 mph with gusts up to 20 mph after midnight.

Sunny in the morning then becoming partly sunny. Highs in the lower 50s. Southwest winds 10 to 15 mph.

Mostly cloudy and breezy. Not as cool with lows in the lower 40s. Southwest winds 15 to 25 mph with gusts up to 35 mph.

Mostly cloudy. Highs in the mid 50s. Lows in the mid 30s.

Mostly cloudy. Highs in the mid 50s. Lows in the mid 30s.

Mostly cloudy. Highs around 60.

Mostly cloudy. A chance of rain after midnight. Lows in the lower 40s. Chance of rain 40 percent.

Rain breezy. Near steady temperature in the upper 40s. Chance of rain 80 percent.

Mostly cloudy. A chance of rain and snow in the evening. Breezy and much cooler with lows 15 to 20. Chance of precipitation 50 percent.

Sunny. Much cooler with highs in the lower 30s.

Mostly clear in the evening then becoming partly cloudy. Lows around 15.

Partly sunny in the morning then becoming mostly cloudy. Highs in the upper 30s.

Cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 30F. Dew point will be around 23F with an average humidity of 72%. Winds will be 6 mph from the S.

Cloudy. High temperature around 45F. Dew point will be around 32F with an average humidity of 75%. Winds will be 4 mph from the S.

Cloudy. Low temperature around 35F. Dew point will be around 32F with an average humidity of 79%. Winds will be 4 mph from the SE.

Cloudy. High temperature around 55F. Dew point will be around 41F with an average humidity of 78%. Winds will be 9 mph from the S.

Partly cloudy. Low temperature around 47F. Dew point will be around 43F with an average humidity of 77%. Winds will be 7 mph from the SW.