As of 01:00 CDT

Weather in Round Lake Beach, IL

52°

Round Lake Beach, Friday, 23 October, 01:00

Clear. Feels like 51°. High 72°, low 47°.

Pressure30.27 inHg

Wind3.4 mph SE

Humidity89%

Visibility6.2 mi

Dew point48°

Fri, 23October

72°/47°

Sat, 24October

70°/46°

Sun, 25October

70°/53°

Mon, 26October

61°/53°

Tue, 27October

59°/51°

Wed, 28October

68°/53°

Thu, 29October

71°/57°

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	70°	51°	50°	48°	50°	64°	70°	71°	70°	60°	53°	50°
Feels like	70°	50°	49°	47°	49°	63°	70°	70°	69°	59°	52°	49°
Pressure, inHg	30.33	30.27	30.27	30.27	30.30	30.33	30.33	30.27	30.27	30.27	30.30	30.30
Wind, mph	3	1.8	1.8	1.5	1.5	1.8	2.6	2.6	2.6	3	2.5	2.6
Humidity, %	53%	89%	87%	88%	86%	72%	53%	47%	50%	72%	83%	83%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	49°	50°	47°	47°	49°	61°	68°	66°	65°	60°	58°	57°
Feels like	46°	47°	45°	44°	47°	61°	68°	65°	64°	59°	57°	56°
Pressure, inHg	30.30	30.33	30.33	30.36	30.36	30.39	30.36	30.33	30.30	30.33	30.33	30.33
Wind, mph	2.7	2.9	2.5	2.6	2.8	2.7	3.2	4	4.1	2.6	2.4	3.4
Humidity, %	86%	84%	84%	85%	85%	74%	62%	55%	57%	73%	77%	82%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	55°	54°	54°	53°	53°	59°	66°	70°	70°	63°	59°	57°
Feels like	55°	53°	53°	52°	52°	58°	66°	69°	69°	62°	59°	56°
Pressure, inHg	30.33	30.36	30.36	30.39	30.39	30.39	30.39	30.33	30.33	30.33	30.36	30.33
Wind, mph	3.8	3.5	3.3	3.1	2.6	2.7	2.8	2.6	2.6	2.3	2	1.7
Humidity, %	87%	85%	83%	84%	82%	72%	60%	54%	55%	75%	83%	86%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	55°	54°	53°	54°	56°	59°	60°	60°	57°	54°	53°	53°
Feels like	54°	53°	52°	54°	55°	58°	59°	58°	56°	53°	52°	51°
Pressure, inHg	30.36	30.36	30.36	30.39	30.42	30.42	30.42	30.39	30.39	30.39	30.39	30.42
Wind, mph	1.6	1.5	1.9	3.4	3.8	4.4	4.6	4.6	4.3	4	3.9	4
Humidity, %	88%	89%	93%	98%	92%	82%	67%	61%	63%	71%	77%	79%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	53°	53°	52°	51°	53°	55°	57°	57°	56°	55°	54°	54°
Feels like	52°	53°	51°	50°	52°	54°	56°	56°	55°	54°	54°	54°
Pressure, inHg	30.39	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.33
Wind, mph	3.8	3.8	3.8	3.8	3.8	3.8	3.8	3.8	3.8	3.8	3.8	3.8
Humidity, %	82%	77%	77%	77%	77%	77%	77%	77%	77%	77%	77%	77%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	67°	62°	58°	54°	58°	62°	65°	66°	64°	61°	61°	62°
Feels like	67°	60°	57°	53°	57°	61°	64°	65°	62°	60°	59°	60°
Pressure, inHg	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09
Wind, mph	5	5	5	5	5	5	5	5	5	5	5	5
Humidity, %	55%	55%	55%	55%	55%	55%	55%	55%	55%	55%	55%	55%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	71°	57°	58°	58°	62°	65°	69°	69°	66°	63°	61°	59°
Feels like	71°	56°	56°	56°	60°	64°	68°	68°	65°	63°	60°	59°
Pressure, inHg	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09
Wind, mph	6.5	6.5	6.5	6.5	6.5	6.5	6.5	6.5	6.5	6.5	6.5	6.5
Humidity, %	46%	46%	46%	46%	46%	46%	46%	46%	46%	46%	46%	46%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

See detailed hourly forecast

Sun and moon today

Day length — 10 h 44 min

Sunrise — 07:14

Sunset — 17:58

Sunrise and sunset in local time

Waxing gibbous, 91%

Sunrise — —

Sunset — —

Round Lake Beach, IL climate by month

The annual average temperature in Round Lake Beach, IL is 49.1°. The warmest month is July (average high 80.7°), and the coldest is January (average low 15.6°). About 35.3 inches of precipitation fall per year, most of it in April (3.8 in). Figures are 60-year climate normals and records from 66 years of observations.

Month	High	Low	Precipitation	Wet days	Record high	Record low
January	28.5°	15.6°	2.0 in	9	58.6° (2017)	-27.2° (2019)
February	31.8°	18.1°	1.8 in	7	70.5° (2024)	-23.1° (1996)
March	42.7°	28.1°	2.7 in	10	77° (2012)	-12.8° (1980)
April	54.2°	38.5°	3.8 in	12	81.9° (2025)	12.7° (1982)
May	65.5°	49.8°	3.6 in	11	93.4° (2018)	28.8° (1966)
June	76.3°	61.3°	3.4 in	11	96.8° (1988)	41.7° (2003)
July	80.7°	66.8°	3.3 in	10	99.1° (2012)	50.4° (1972)
August	78.9°	65.7°	3.4 in	11	98.6° (2023)	48.2° (1965)
September	72°	58.9°	3.0 in	9	93.4° (2023)	37.4° (1993)
October	59.6°	47.1°	3.1 in	10	86.9° (2025)	26.1° (1988)
November	45.9°	34.6°	2.7 in	9	73° (2020)	1.6° (2019)
December	34.1°	22.8°	2.5 in	10	65.1° (2012)	-20.7° (1983)