As of 21:11 CDT

Oak Lawn, IL weather in August

74°

Oak Lawn, Saturday, 8 August, 21:11

Clear. Feels like 75°. High 83°, low 69°.

Pressure30.00 inHg

Wind1 mph S

Humidity73%

Visibility6.2 mi

Dew point65°

See detailed hourly forecast

In August, Oak Lawn, IL averages a high of 80.6° and a low of 65.8°. About 3.7 inches of precipitation fall over the month (11 wet days). The record high is 98.2° (2023) and the record low 48° (1965). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.2°	66.4°	30%	95° (1988)	55.4° (1990)
2	82.2°	66.7°	37%	95.4° (1991)	55.4° (1968)
3	82.2°	66.2°	37%	93.4° (1964)	52.5° (1976)
4	81.3°	66.2°	38%	94.8° (1988)	53.1° (1966)
5	80.2°	66.4°	35%	91° (2018)	52.5° (2020)
6	80.8°	66°	33%	93.9° (1968)	52.5° (1994)
7	81.3°	66.2°	40%	93.6° (2001)	54.9° (1994)
8	82.2°	66.9°	37%	95.5° (1983)	54.9° (1989)
9	81.5°	66.7°	40%	93.9° (2001)	53.1° (1972)
10	80.4°	66.7°	47%	91.9° (1983)	50.7° (1972)
11	79.2°	65.7°	37%	91.8° (2016)	51.8° (1965)
12	79.5°	64.6°	32%	93.4° (1995)	50.9° (2004)
13	80.4°	65.5°	30%	92.3° (1995)	53.6° (1967)
14	79.7°	65.5°	35%	92.5° (1988)	48.6° (1964)
15	80.4°	65.8°	37%	92.1° (2025)	51.1° (2014)
16	81.3°	65.8°	32%	97.5° (1988)	52.7° (1979)
17	81°	66.2°	43%	97.5° (1988)	52.5° (1992)
18	80.4°	65.8°	43%	91.2° (1972)	55.9° (2023)
19	79.9°	65.8°	43%	96.6° (1983)	56.8° (1977)
20	79.7°	65.8°	33%	91.8° (1968)	54° (1992)
21	80.4°	64.9°	25%	95.4° (1983)	53.6° (1992)
22	80.4°	65.3°	37%	92.5° (1968)	49.5° (2024)
23	79.9°	65.7°	33%	97.3° (2023)	54.1° (2018)
24	80.6°	65.5°	28%	98.2° (2023)	55.6° (1966)
25	80.8°	65.1°	28%	91.8° (2003)	50.4° (2017)
26	81.1°	66.4°	35%	94.6° (2024)	53.1° (2025)
27	81°	66.7°	33%	96.1° (2024)	53.8° (2025)
28	80.4°	66.2°	37%	93° (1984)	50.4° (1986)
29	80.4°	65.3°	30%	93.6° (1984)	48° (1965)
30	79.3°	64.8°	30%	93° (2013)	52.5° (1986)
31	79°	64.2°	23%	89.4° (2012)	54° (2023)