National Weather Service forecast

Round Lake Beach, Illinois Weather

60°Overnight: Rain Showers
Wind S 15 mph
7-DayHourlyRadar

Round Lake Beach 7-Day Forecast

  1. Overnight
    60°F
    Rain Showers
    80% chance of precipitation

    Rain showers. Cloudy. Low around 60, with temperatures rising to around 63 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
    64°F
    Chance Rain Showers
    38% chance of precipitation

    A chance of rain showers before 1pm. Mostly cloudy. High near 64, with temperatures falling to around 55 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    46°F
    Mostly Cloudy
    14% chance of precipitation

    Mostly cloudy. Low around 46, with temperatures rising to around 48 overnight. Southwest wind around 15 mph, with gusts as high as 25 mph.

  4. Thursday
    56°F
    Chance Rain Showers
    51% chance of precipitation

    A chance of rain showers. Cloudy, with a high near 56. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

  5. Thursday Night
    38°F
    Chance Rain Showers then Cloudy
    53% chance of precipitation

    A chance of rain showers before midnight. Cloudy, with a low around 38. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

  6. Friday
    49°F
    Mostly Cloudy
    11% chance of precipitation

    Mostly cloudy, with a high near 49.

  7. Friday Night
    33°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 33.

  8. Saturday
    51°F
    Sunny

    Sunny, with a high near 51.

  9. Saturday Night
    34°F
    Partly Cloudy

    Partly cloudy, with a low around 34.

  10. Sunday
    56°F
    Sunny
    5% chance of precipitation

    Sunny, with a high near 56.

  11. Sunday Night
    35°F
    Mostly Clear

    Mostly clear, with a low around 35.

  12. Monday
    60°F
    Sunny

    Sunny, with a high near 60.

  13. Monday Night
    40°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 40.

  14. Tuesday
    61°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 61.

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

Round Lake Beach Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Round Lake Beach

Round Lake Beach Weather Radar

Open the full radar for Round Lake Beach

About Round Lake Beach

Population (2020 Census)
27,252
Coordinates
42.383, -88.081
Elevation
791 ft
NWS forecast office
LOT
Time zone
America/Chicago
Sunrise today
6:29 AM CST
Sunset today
4:42 PM CST
Daylight today
10 h 13 min

Round Lake Beach Weather Questions

What is the weather forecast for Round Lake Beach, Illinois?

Overnight: Rain showers. Cloudy. Low around 60, with temperatures rising to around 63 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 64, with temperatures falling to around 55 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in Round Lake Beach this week?

The best chance of precipitation is Overnight at 80%. Periods with a 30% chance or more: Overnight (80%), Wednesday (38%), Thursday (51%), Thursday Night (53%).

How warm and how cold will it get in Round Lake Beach this week?

The warmest day is Wednesday, with a high near 64°F. The coldest night is Friday Night, with a low near 33°F.

What time are sunrise and sunset in Round Lake Beach today?

Sunrise is at 6:29 AM CST and sunset is at 4:42 PM CST, for 10 h 13 min of daylight.

Weather near Round Lake Beach

Largest cities in Illinois

All Illinois cities