As of 15:40 CDT

Weather in Round Lake Beach, IL

59°

Round Lake Beach, Saturday, 31 October, 15:40

Overcast. Feels like 58°. High 60°, low 51°.

Pressure30.30 inHg

Wind8.1 mph SE

Humidity73%

Visibility6.2 mi

Dew point50°

Sat, 31October

60°/51°

Sun, 01November

68°/53°

Mon, 02November

59°/54°

Tue, 03November

70°/59°

Wed, 04November

64°/56°

Thu, 05November

57°/54°

Fri, 06November

52°/49°

	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	60°	55°	53°	52°	54°	56°	59°	60°	59°	59°	58°	57°
Feels like	60°	54°	52°	51°	53°	55°	57°	58°	58°	58°	57°	56°
Pressure, inHg	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.30	30.30	30.33	30.33
Wind, mph	3.6	3.6	3.6	3.6	3.6	3.6	3.6	3.6	2.3	2.5	2.8	2.4
Humidity, %	68%	68%	68%	68%	68%	68%	68%	68%	73%	75%	79%	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

	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°	55°	55°	55°	56°	61°	65°	68°	66°	62°	60°	60°
Feels like	54°	54°	54°	54°	55°	61°	65°	68°	66°	62°	60°	60°
Pressure, inHg	30.33	30.33	30.33	30.33	30.33	30.36	30.33	30.27	30.27	30.27	30.24	30.24
Wind, mph	2	2.2	1.2	1.1	1.9	0.8	1.7	3.3	1.6	1.9	2.6	3
Humidity, %	85%	83%	87%	87%	88%	76%	65%	61%	73%	83%	87%	88%
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	57°	55°	55°	55°	54°	56°	58°	59°	58°	57°	57°	58°
Feels like	57°	55°	54°	55°	53°	55°	57°	58°	58°	57°	57°	58°
Pressure, inHg	30.21	30.21	30.18	30.18	30.15	30.15	30.09	30.03	29.97	29.97	29.97	29.94
Wind, mph	3	2.5	2.5	2.8	3.6	3.6	5.4	4.9	4.8	5	5.3	5.6
Humidity, %	90%	89%	90%	88%	82%	81%	78%	80%	87%	93%	96%	96%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0.01 in	0 in	0.01 in	0.01 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	3.9 mi	6.2 mi	6.2 mi	4.7 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	59°	60°	60°	62°	62°	64°	66°	70°	69°	65°	63°	63°
Feels like	59°	60°	61°	62°	62°	65°	66°	70°	69°	65°	64°	64°
Pressure, inHg	29.94	29.91	29.91	29.91	29.91	29.91	29.88	29.83	29.83	29.83	29.83	29.83
Wind, mph	5.8	5.4	5.7	6.4	5.5	5.8	5.4	6.7	5.4	5.1	5.7	6.3
Humidity, %	97%	97%	96%	92%	87%	83%	83%	75%	76%	92%	95%	95%
Precipitation	0.01 in	0.02 in	0.05 in	0 in	0 in	0 in	0 in	0 in	0 in	0.04 in	0.01 in	0.09 in
Visibility	6.2 mi	2.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	2.1 mi	3.0 mi	2.7 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	64°	63°	63°	63°	63°	63°	63°	64°	62°	60°	59°	58°
Feels like	64°	63°	63°	63°	63°	64°	64°	64°	61°	60°	58°	57°
Pressure, inHg	29.80	29.77	29.74	29.74	29.71	29.71	29.65	29.62	29.65	29.65	29.65	29.65
Wind, mph	6.2	6.1	6.1	5.6	5.4	5.5	5.3	4.6	6.1	6.1	6.1	6.1
Humidity, %	92%	94%	96%	97%	97%	96%	96%	92%	96%	96%	96%	96%
Precipitation	0.01 in	0.02 in	0.02 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in	0.01 in
Visibility	4.4 mi	3.7 mi	4.7 mi	4.0 mi	3.9 mi	4.4 mi	3.0 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	57°	54°	54°	54°	55°	56°	57°	57°	56°	56°	55°	55°
Feels like	57°	53°	53°	53°	54°	55°	56°	56°	55°	55°	54°	54°
Pressure, inHg	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62
Wind, mph	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3
Humidity, %	70%	70%	70%	70%	70%	70%	70%	70%	70%	70%	70%	70%
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	52°	50°	50°	49°	50°	51°	52°	52°	52°	51°	51°	51°
Feels like	52°	49°	47°	45°	47°	49°	50°	51°	51°	50°	50°	50°
Pressure, inHg	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88
Wind, mph	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6
Humidity, %	85%	85%	85%	85%	85%	85%	85%	85%	85%	85%	85%	85%
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 23 min

Sunrise — 07:24

Sunset — 17:47

Sunrise and sunset in local time

Last quarter, 67%

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)