10-Day Weather Forecast - Arlington Heights, IL

Sunny. Highs in the lower 80s inland, but only in the upper 70s near the lake. Northeast winds 5 to 10 mph.

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Northeast winds around 5 mph in the evening, becoming light and variable.

Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 80s inland, but only in the lower 80s near the lake. Northwest winds around 5 mph, becoming south in the afternoon.

Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s. South winds around 5 mph.

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

Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of precipitation 70 percent.

Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Chance of precipitation 50 percent.

Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 60s.

Partly cloudy. Highs in the upper 70s.

Mostly clear. Lows in the mid 60s.

Partly cloudy. Highs in the lower 80s.

Mostly clear. Lows in the mid 60s.

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

Mostly clear with a 30% chance for rain and thunderstorms. Low temperature around 69F. Dew point will be around 69F with an average humidity of 86%. Winds will be 6 mph from the SW.

Mostly sunny with a 40% chance for rain and thunderstorms. High temperature around 81F. Dew point will be around 69F with an average humidity of 74%. Winds will be 2 mph from the SW.

Mostly clear with a 50% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 65F with an average humidity of 81%. Winds will be 1 mph from the SE.

Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 80F. Dew point will be around 65F with an average humidity of 68%. Winds will be 1 mph from the SE.

Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 67F. Dew point will be around 63F with an average humidity of 77%. Winds will be 2 mph from the SE.