Weather in McHenry, Illinois, United States

7-Day Detailed Weather Forecast for McHenry

This Afternoon

Temperature: 88°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 88. Heat index values as high as 95. Southwest wind around 5 mph.

Tonight

Temperature: 71°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday

Temperature: 89°F

Wind Speed: 5 to 10 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms. Partly sunny. High near 89, with temperatures falling to around 87 in the afternoon. Heat index values as high as 95. West southwest wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Temperature: 70°F

Wind Speed: 5 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 40%.

Sunday

Temperature: 86°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 86. East northeast wind 5 to 10 mph. Chance of precipitation is 40%.

Sunday Night

Temperature: 69°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Monday

Temperature: 89°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 89.

Monday Night

Temperature: 70°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

Tuesday

Temperature: 84°F

Wind Speed: 5 to 10 mph

Wind Direction: NNW

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 84.

Tuesday Night

Temperature: 65°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 65.

Wednesday

Temperature: 77°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 77.

Wednesday Night

Temperature: 60°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: Mostly clear, with a low around 60.

Thursday

Temperature: 80°F

Wind Speed: 5 mph

Wind Direction: NE

Forecast: Sunny, with a high near 80.

Thursday Night

Temperature: 60°F

Wind Speed: 0 to 5 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 60.