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61046 Weather (Lanark, IL)

Lanark, IL WeatherCurrent Conditions and Weather for Lanark, Illinois
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Clear at Lanark (61046), temperature is 54°F12°C, dew point 52°F11°C, humidity 92%. Wind direction is N at 0 mphat 0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.33 in1027 mb. Last update: 12:54 am.*
*Time is approximately 12:54 am Mon, Oct 26, 2026. Time will be within 15 minutes of current local time. Lanark weather forecast data is updated every 15 minutes.

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Eugene Morris Jerome: Man it's hot. It's like Africa hot. Tarzan couldn't take this kind of hot. ―The Movie: Biloxi Blues
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Lanark IL Weather - 1:54 am

Lanark Weather Forecast

Weather forecast for: Lanark IL
Last Update: 7:46 pm CDT Oct 25, 2026
Overnight: Mostly cloudy, with a low around 50. Calm wind becoming northeast around 5 mph.
Monday: Mostly cloudy, with a high near 65. East wind 5 to 10 mph.
Monday Night: Mostly cloudy, with a low around 45. East wind 10 to 15 mph.
Tuesday: Partly sunny, with a high near 72. East wind 5 to 10 mph.
Tuesday Night: Mostly cloudy, with a low around 54.
Wednesday: Mostly sunny, with a high near 74.
Wednesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 56.
Thursday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 74.
Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 53.
Friday: A 40 percent chance of showers. Partly sunny, with a high near 73.
Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 55.
Saturday: Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Saturday Night: Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Sunday: A 30 percent chance of showers. Mostly cloudy, with a high near 69.

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