Round Lake, IL

Weather

As ofOct 24, 2026 1:52 PM

Current Temperature

69degrees Fahrenheit

Feels like:69°

Hi:69°Lo:51°

Mostly Sunny

Loading Weather Radar Map...

Round Lake, IL weather radar map

Feels like: 69°
Daily Rain: 0"
Dew point: 51°
Monthly Rain: 1.98"
Humidity: 54%
Avg. Wind: SSW 8 mph
Pressure: 30.39"
Wind Gust: 11 mph
Sunrise: 7:15 AM
Moon: Waxing Gibbous
Sunset: 5:56 PM
UV Index: 3 (Moderate)

Today
Hi
Partly cloudy. Highs around 70 inland, but only in the mid 60s near the lake. South winds 5 to 10 mph.
Tonight
Lo
Partly cloudy. Lows around 50. South winds 5 to 10 mph.

Round Lake, IL 10-day weather forecast

FEATURED VIDEOS

Oceanfront Homes Disconnected From Power During Powerful Swell Brought By Noreaster — Oceanfront Homes During Powerful Noreaster

Air Quality Index: 36|Fair
Top Triggers:: pm25

View Today's Air Quality details for Round Lake, IL

Pollen Count: 1.2|Low
Predominant Pollen:: Ragweed

Round Lake, IL Pollen forecast details

Closest strike in the last 30 minutes:983.4 miles

No Lightning Nearby

Round Lake, IL real-time lightning alerts & live Map

Loading Top Weather Stories

loading ad...

Hurricane Tracker

Allergy Forecast

Cold & Flu

Fire Updates

Traffic Cameras

Traffic Cameras

Outdoor Sports Guide