10-Day Weather Forecast - Arlington Heights, IL

Mostly cloudy. A slight chance of rain early in the afternoon. A slight chance of snow in the afternoon. Highs around 40. Southwest winds 10 to 15 mph with gusts up to 25 mph becoming west in the afternoon. Chance of precipitation 20 percent.

Mostly clear. Lows around 15. West winds 10 to 15 mph increasing to northwest 15 to 20 mph after midnight.

Sunny. Highs in the upper 20s. Northwest winds 10 to 15 mph becoming west around 5 mph in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 20s.

Mostly cloudy. Highs in the upper 30s.

Mostly cloudy. Near steady temperature in the mid 30s.

Mostly cloudy. Highs in the mid 40s.

Mostly cloudy. Lows in the lower 30s.

Mostly cloudy. Highs in the upper 40s.

Mostly cloudy. A chance of rain in the evening. Near steady temperature in the mid 40s. Chance of precipitation 30 percent.

Mostly cloudy. Highs in the mid 50s.

Cloudy. Low temperature around 42F. Dew point will be around 42F with an average humidity of 82%. Winds will be 5 mph from the NW.

Partly cloudy. High temperature around 48F. Dew point will be around 36F with an average humidity of 71%. Winds will be 3 mph from the NW.

Partly cloudy. Low temperature around 40F. Dew point will be around 35F with an average humidity of 79%. Winds will be 2 mph from the E.

Mostly cloudy. High temperature around 47F. Dew point will be around 36F with an average humidity of 73%. Winds will be 1 mph from the N.

Partly cloudy. Low temperature around 36F. Dew point will be around 31F with an average humidity of 73%. Winds will be 4 mph from the N.

Cloudy. High temperature around 41F. Dew point will be around 28F with an average humidity of 65%. Winds will be 5 mph from the N.

Partly cloudy. Low temperature around 31F. Dew point will be around 24F with an average humidity of 65%. Winds will be 5 mph from the N.