10-Day Weather Forecast - McHenry, IL
- |3°FVery ColdHourly details
Tonight
3°FPartly cloudy late in the evening then becoming mostly cloudy. Blustery. Very cold. Lows around 2 below. Southwest winds 5 to 10 mph increasing to 10 to 15 mph with gusts up to 30 mph after midnight. Wind chill values as low as 19 below.
- 23|19°FMostly CloudyHourly details
Day
23°FMostly cloudy and blustery. Not as cold with highs in the lower 20s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 15 below in the morning.
Night
19°FPartly cloudy. Lows around 13. Southwest winds around 5 mph.
- 34|31°FMostly CloudyHourly details
Day
34°FMostly cloudy. Highs in the mid 30s. Southwest winds 5 to 10 mph increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon.
Night
31°FMostly cloudy. Lows in the upper 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph becoming west 5 to 10 mph after midnight.
- 38|34°FPartly CloudyHourly details
Day
38°FPartly cloudy in the morning then becoming mostly cloudy. Highs in the upper 30s.
Night
34°FMostly cloudy. A chance of rain showers after midnight. Blustery with lows in the lower 30s. Temperature rising into the upper 30s after midnight. Chance of precipitation 40 percent.
- 44|16°F70% Chance Frozen MixHourly details
Day
44°FMostly cloudy. Rain showers likely in the morning then a chance of rain and snow showers in the afternoon. Breezy with highs in the mid 40s. Temperature falling to around 30 in the afternoon. Chance of precipitation 70 percent.
Night
16°FMostly cloudy and blustery. Lows 5 to 10 above.
- 21|21°FPartly CloudyHourly details
Day
21°FPartly cloudy in the morning then becoming mostly cloudy. Highs in the mid 20s.
Night
21°FMostly cloudy. Lows around 20. Temperature rising into the upper 20s after midnight.
Weekend Weather
- 39|22°FMostly CloudyHourly details
Day
39°FMostly cloudy. Highs around 40.
Night
22°FMostly cloudy. Lows around 20.
- 30|26°FPartly Cloudy
Day
30°FPartly cloudy. Highs around 30.
Night
26°FMostly clear. Low temperature around 26F. Dew point will be around 19F with an average humidity of 72%. Winds will be 3 mph from the SE.
- 38|35°FPartly Cloudy
Day
38°FPartly cloudy. High temperature around 38F. Dew point will be around 23F with an average humidity of 63%. Winds will be 7 mph from the S.
Night
35°FCloudy. Low temperature around 35F. Dew point will be around 30F with an average humidity of 79%. Winds will be 5 mph from the S.
- 40|31°FCloudy
Day
40°FCloudy. High temperature around 40F. Dew point will be around 31F with an average humidity of 74%. Winds will be 3 mph from the W.
Night
31°FMostly cloudy. Low temperature around 31F. Dew point will be around 29F with an average humidity of 82%. Winds will be 3 mph from the N.














