Weather in Crystal Lake, Illinois, United States

7-Day Detailed Weather Forecast for Crystal Lake

Overnight

Temperature: 68°F

Wind Speed: 5 mph

Wind Direction: WSW

Forecast: Mostly clear, with a low around 68. West southwest wind around 5 mph.

Thursday

Temperature: 89°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms after 4pm. Sunny, with a high near 89. West wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night

Temperature: 70°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 70. South southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Independence Day

Temperature: 91°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 91. Heat index values as high as 97. South wind 5 to 10 mph. Chance of precipitation is 20%.

Friday Night

Temperature: 72°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: Mostly clear, with a low around 72. South southwest wind 5 to 10 mph.

Saturday

Temperature: 93°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 93.

Saturday Night

Temperature: 72°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72.

Sunday

Temperature: 87°F

Wind Speed: 10 mph

Wind Direction: WNW

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 87.

Sunday Night

Temperature: 64°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

Monday

Temperature: 80°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: A slight chance of rain showers before 1pm. Mostly sunny, with a high near 80.

Monday Night

Temperature: 60°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: Partly cloudy, with a low around 60.

Tuesday

Temperature: 83°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.

Tuesday Night

Temperature: 64°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 64.

Wednesday

Temperature: 85°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85.