National Weather Service forecast

Lanark, Illinois Weather

52°Overnight: Chance Rain Showers
Wind S 10 to 15 mph
7-DayHourlyRadar

Lanark 7-Day Forecast

  1. Overnight
    52°F
    Chance Rain Showers
    30% chance of precipitation

    A chance of rain showers. Mostly cloudy. Low around 52, with temperatures rising to around 55 overnight. South wind 10 to 15 mph. Chance of precipitation is 30%.

  2. Wednesday
    58°F
    Chance Rain Showers
    44% chance of precipitation

    A chance of rain showers. Mostly cloudy. High near 58, with temperatures falling to around 54 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

  3. Wednesday Night
    44°F
    Chance Rain Showers
    27% chance of precipitation

    A chance of rain showers. Cloudy. Low around 44, with temperatures rising to around 46 overnight. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

  4. Thursday
    54°F
    Chance Rain Showers
    51% chance of precipitation

    A chance of rain showers before 5pm. Cloudy, with a high near 54. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

  5. Thursday Night
    38°F
    Slight Chance Rain Showers then Mostly Cloudy
    16% chance of precipitation

    A slight chance of rain showers before midnight. Mostly cloudy, with a low around 38.

  6. Friday
    49°F
    Partly Sunny
    4% chance of precipitation

    Partly sunny, with a high near 49.

  7. Friday Night
    29°F
    Mostly Clear

    Mostly clear, with a low around 29.

  8. Saturday
    51°F
    Sunny

    Sunny, with a high near 51.

  9. Saturday Night
    32°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 32.

  10. Sunday
    56°F
    Sunny
    4% chance of precipitation

    Sunny, with a high near 56.

  11. Sunday Night
    33°F
    Clear

    Clear, with a low around 33.

  12. Monday
    61°F
    Sunny

    Sunny, with a high near 61.

  13. Monday Night
    38°F
    Mostly Clear

    Mostly clear, with a low around 38.

  14. Tuesday
    62°F
    Sunny

    Sunny, with a high near 62.

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

Lanark Hourly Forecast

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About Lanark

Population (2020 Census)
1,504
Coordinates
42.102, -89.833
Elevation
883 ft
NWS forecast office
DVN
Time zone
America/Chicago
Sunrise today
6:35 AM CST
Sunset today
4:50 PM CST
Daylight today
10 h 14 min

Lanark Weather Questions

What is the weather forecast for Lanark, Illinois?

Overnight: A chance of rain showers. Mostly cloudy. Low around 52, with temperatures rising to around 55 overnight. South wind 10 to 15 mph. Chance of precipitation is 30%. Wednesday: A chance of rain showers. Mostly cloudy. High near 58, with temperatures falling to around 54 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

Will it rain or snow in Lanark this week?

The best chance of precipitation is Thursday at 51%. Periods with a 30% chance or more: Overnight (30%), Wednesday (44%), Thursday (51%).

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

The warmest day is Tuesday, with a high near 62°F. The coldest night is Friday Night, with a low near 29°F.

What time are sunrise and sunset in Lanark today?

Sunrise is at 6:35 AM CST and sunset is at 4:50 PM CST, for 10 h 14 min of daylight.

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