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McHenry, IL Weather Forecast

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McHenry, IL Weather Forecast

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McHenry IL weather - Mostly Clear - 49°F
Mostly Clear
49°F
Updated 4:50 am
Feels Like 50°F
Humidity 86%
Wind SSW 5 mph
Barometer  30.32 in
Dew Point 45°F
McHenry IL weather - Mostly Clear - 9°C
Mostly Clear
9°C
Updated 4:50 am
Feels Like 10°C
Humidity 86%
Wind SSW 8 km/h
Barometer  102.7 kPa
Dew Point 7°C
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McHenry Weather Forecast

EARLY THIS MORNING TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
McHenry, IL Weather - Early This Morning Chance Of Showers McHenry, IL Weather - Today Chance Of Showers McHenry, IL Weather - Tonight Chance Of Showers McHenry, IL Weather - Monday Chance Of Showers McHenry, IL Weather - Monday Night Chance Of Showers McHenry, IL Weather - Tuesday Chance Of Rain McHenry, IL Weather - Tuesday Night Chance Of T-Storm McHenry, IL Weather - Wednesday Rain McHenry, IL Weather - Wednesday Night Chance Of Rain McHenry, IL Weather - Thursday Chance Of Rain McHenry, IL Weather - Thursday Night Mostly Cloudy McHenry, IL Weather - Friday Chance Of Rain
Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Rain Chance of T-Storm Rain Chance of Rain Chance of Rain Mostly Cloudy Chance of Rain
Hi: 51°FHi: 11°C
 Hi: 65°FHi: 18°C
 Lo: 51°FLo: 11°C Hi: 65°FHi: 18°C
 Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
 Lo: 55°FLo: 13°C Hi: 65°FHi: 18°C
 Lo: 49°FLo: 9°C Hi: 61°FHi: 16°C
 Lo: 45°FLo: 7°C Hi: 59°FHi: 15°C
POP: 40% POP: 30% POP: 20% POP: 40% POP: 50% POP: 90% POP: 90% POP: 70% POP: 40% POP: 50% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 316 AM CST Sun Nov 01 2026 McHenry, IL Weather - WeatherWorld.com

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Issued: 213 AM CST Sun Nov 1 2026

Key Messages

  • Periods of showers or sprinkles today, with highest coverage early this morning.
  • Additional periods of wet weather are likely especially mid- week.
  • Warmer than average temperatures early in the week are expected to eventually trend slightly below average by next weekend.

Discussion

... Issued at 213 AM CST Sun Nov 1 2026

Scattered small clusters of convective showers and isolated thunderstorms were lifting across eastern portions of the forecast area early this morning. This weak convec...