10-Day Weather Forecast - Jerseyville, IL

Mostly sunny. Not as cool with highs around 50. South winds 15 to 20 mph becoming west 10 to 15 mph in the afternoon.

Partly cloudy. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Sunny cooler with highs in the upper 30s. North winds around 5 mph becoming northeast in the afternoon.

Mostly cloudy. Lows in the upper 20s. Highs in the mid 40s.

Mostly cloudy. Lows in the upper 20s. Highs in the mid 40s.

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

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

Mostly cloudy. Lows in the mid 40s. Highs in the mid 60s.

Mostly cloudy. Lows in the mid 40s. Highs in the mid 60s.

Mostly cloudy. Not as cool with lows in the mid 50s.

Mostly sunny. Highs in the upper 60s.

Mostly clear. Low temperature around 47F. Dew point will be around 49F with an average humidity of 81%. Winds will be 8 mph from the SW.

Mostly sunny. High temperature around 58F. Dew point will be around 43F with an average humidity of 72%. Winds will be 3 mph from the S.

Partly cloudy. Low temperature around 46F. Dew point will be around 45F with an average humidity of 83%. Winds will be 3 mph from the S.

Partly cloudy. High temperature around 53F. Dew point will be around 43F with an average humidity of 74%. Winds will be 1 mph from the W.

Partly cloudy. Low temperature around 42F. Dew point will be around 39F with an average humidity of 77%. Winds will be 2 mph from the NW.

Partly cloudy. High temperature around 45F. Dew point will be around 34F with an average humidity of 68%. Winds will be 4 mph from the NW.

Mostly clear. Low temperature around 32F. Dew point will be around 29F with an average humidity of 73%. Winds will be 4 mph from the NW.