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As of 10:36 CDT

Weather in Round Lake Beach, IL

77°Current weather

Round Lake Beach, Sunday, 9 August, 10:36

Mostly clear. Feels like 78°. High 84°, low 62°.

Pressure29.97 inHg
Wind9.8 mph S
Humidity79%
Visibility6.2 mi
Dew point70°

10-day forecast for Round Lake Beach, IL: 59° to 88°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.

84°
Best day: Wednesday, August 12
84° · 1.23 in
Worst day: Tuesday, August 11

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1088° / 71°0.44Rain
MorningClear75°feels 76°
AfternoonOvercast87°feels 93°
EveningClear76°feels 78°
OvernightLight rain76°feels 78°
88 °Rain

Round Lake Beach, Monday, 10 August

Rain. High 88°, low 71°.

Pressure29.91 inHg
Wind3.8 mph E
Humidity67%
Visibility6.2 mi
Dew point71°
Tue, 1184° / 65°1.23Heavy rain
MorningMostly clear70°feels 71°
AfternoonHeavy rain69°feels 71°
EveningLight rain68°feels 69°
OvernightClear67°feels 68°
84 °Heavy rain

Round Lake Beach, Tuesday, 11 August

Heavy rain. High 84°, low 65°.

Pressure29.83 inHg
Wind5.7 mph S
Humidity61%
Visibility6.2 mi
Dew point69°
Wed, 1284° / 63°0Clear
MorningClear68°feels 69°
AfternoonClear83°feels 87°
EveningPartly cloudy70°feels 71°
OvernightClear64°feels 65°
84 °Clear

Round Lake Beach, Wednesday, 12 August

Clear. High 84°, low 63°.

Pressure29.85 inHg
Wind4.8 mph NW
Humidity64%
Visibility6.2 mi
Dew point67°
Thu, 1373° / 60°0.02Light rain
MorningOvercast69°feels 69°
AfternoonLight rain71°feels 71°
EveningLight rain65°feels 65°
OvernightClear65°feels 66°
73 °Light rain

Round Lake Beach, Thursday, 13 August

Light rain. High 73°, low 60°.

Pressure29.97 inHg
Wind7.8 mph E
Humidity72%
Visibility—
Dew point61°
Fri, 1472° / 59°0Overcast
MorningOvercast64°feels 64°
AfternoonOvercast71°feels 71°
EveningOvercast64°feels 64°
OvernightOvercast60°feels 59°
72 °Overcast

Round Lake Beach, Friday, 14 August

Overcast. High 72°, low 59°.

Pressure30.18 inHg
Wind13.2 mph E
Humidity54%
Visibility—
Dew point53°
Sat, 1574° / 60°0.06Light rain
MorningLight rain68°feels 68°
AfternoonLight rain73°feels 72°
EveningLight rain67°feels 68°
OvernightLight rain65°feels 65°
74 °Light rain

Round Lake Beach, Saturday, 15 August

Light rain. High 74°, low 60°.

Pressure30.21 inHg
Wind14.9 mph SE
Humidity52%
Visibility—
Dew point54°
Sun, 1674° / 64°0.13Light rain
MorningLight rain67°feels 68°
AfternoonLight rain72°feels 72°
EveningLight rain68°feels 68°
OvernightLight rain65°feels 65°
74 °Light rain

Round Lake Beach, Sunday, 16 August

Light rain. High 74°, low 64°.

Pressure30.00 inHg
Wind11.8 mph NW
Humidity82%
Visibility—
Dew point65°
Mon, 1777° / 62°0Overcast
MorningOvercast66°feels 66°
AfternoonOvercast74°feels 74°
EveningOvercast70°feels 70°
OvernightOvercast63°feels 63°
77 °Overcast

Round Lake Beach, Monday, 17 August

Overcast. High 77°, low 62°.

Pressure30.09 inHg
Wind7.2 mph N
Humidity57%
Visibility—
Dew point57°
Tue, 1878° / 59°0Overcast
MorningOvercast62°feels 62°
AfternoonOvercast68°feels 68°
EveningOvercast73°feels 73°
OvernightOvercast66°feels 66°
78 °Overcast

Round Lake Beach, Tuesday, 18 August

Overcast. High 78°, low 59°.

Pressure29.91 inHg
Wind8.2 mph SW
Humidity77%
Visibility—
Dew point58°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Round Lake Beach, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.