National Weather Service forecast

McHenry, Illinois Weather

59°Overnight: Rain Showers
Wind S 15 mph
7-DayHourlyRadar

McHenry 7-Day Forecast

  1. Overnight
    59°F
    Rain Showers
    79% chance of precipitation

    Rain showers. Cloudy. Low around 59, with temperatures rising to around 62 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

  2. Wednesday
    63°F
    Chance Rain Showers
    31% chance of precipitation

    A chance of rain showers before 1pm. Mostly cloudy. High near 63, with temperatures falling to around 54 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    46°F
    Mostly Cloudy then Slight Chance Rain Showers
    17% chance of precipitation

    A slight chance of rain showers after 5am. Mostly cloudy, with a low around 46. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

  4. Thursday
    55°F
    Chance Rain Showers
    53% chance of precipitation

    A chance of rain showers. Cloudy, with a high near 55. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

  5. Thursday Night
    39°F
    Chance Rain Showers then Mostly Cloudy
    49% chance of precipitation

    A chance of rain showers before midnight. Mostly cloudy, with a low around 39. North northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

  6. Friday
    48°F
    Mostly Cloudy
    11% chance of precipitation

    Mostly cloudy, with a high near 48.

  7. Friday Night
    32°F
    Partly Cloudy

    Partly cloudy, with a low around 32.

  8. Saturday
    51°F
    Sunny

    Sunny, with a high near 51.

  9. Saturday Night
    33°F
    Partly Cloudy

    Partly cloudy, with a low around 33.

  10. Sunday
    55°F
    Sunny
    6% chance of precipitation

    Sunny, with a high near 55.

  11. Sunday Night
    34°F
    Mostly Clear

    Mostly clear, with a low around 34.

  12. Monday
    60°F
    Mostly Sunny

    Mostly sunny, with a high near 60.

  13. Monday Night
    39°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 39.

  14. Tuesday
    61°F
    Sunny

    Sunny, with a high near 61.

Issued by the National Weather Service (LOT office), updated .

McHenry Hourly Forecast

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About McHenry

Population (2020 Census)
27,135
Coordinates
42.340, -88.293
Elevation
804 ft
NWS forecast office
LOT
Time zone
America/Chicago
Sunrise today
6:30 AM CST
Sunset today
4:43 PM CST
Daylight today
10 h 13 min

McHenry Weather Questions

What is the weather forecast for McHenry, Illinois?

Overnight: Rain showers. Cloudy. Low around 59, with temperatures rising to around 62 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. Wednesday: A chance of rain showers before 1pm. Mostly cloudy. High near 63, with temperatures falling to around 54 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in McHenry this week?

The best chance of precipitation is Overnight at 79%. Periods with a 30% chance or more: Overnight (79%), Wednesday (31%), Thursday (53%), Thursday Night (49%).

How warm and how cold will it get in McHenry this week?

The warmest day is Wednesday, with a high near 63°F. The coldest night is Friday Night, with a low near 32°F.

What time are sunrise and sunset in McHenry today?

Sunrise is at 6:30 AM CST and sunset is at 4:43 PM CST, for 10 h 13 min of daylight.

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