As of 03:53 CDT

Blue Island, IL weather in July

65°

Blue Island, Sunday, 9 August, 03:53

Clear. Feels like 65°. High 84°, low 64°.

Pressure30.00 inHg

Wind3.2 mph SW

Humidity94%

Visibility6.2 mi

Dew point63°

See detailed hourly forecast

In July, Blue Island, IL averages a high of 81.8° and a low of 67.8°. About 4.0 inches of precipitation fall over the month (11 wet days). The record high is 99.1° (1995) and the record low 51.3° (1972). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	79.9°	65.5°	30%	93.2° (1991)	54.1° (1982)
2	80.2°	64.9°	25%	92.8° (1970)	54.1° (2015)
3	81°	65.8°	27%	93.7° (2012)	55.6° (2021)
4	81°	67.3°	40%	96.3° (2012)	55.6° (1967)
5	81.9°	67.3°	30%	97.5° (2012)	53.1° (1972)
6	81.9°	66.7°	38%	98.2° (2012)	51.3° (1972)
7	82.2°	67.1°	37%	97.3° (2012)	54.3° (1983)
8	82.2°	67.6°	45%	94.3° (1988)	55.2° (2015)
9	81.7°	68°	43%	94.5° (1988)	58.1° (2021)
10	81.5°	68°	33%	97.5° (1989)	55° (1963)
11	81.9°	67.5°	37%	96.4° (1966)	55.9° (1975)
12	82.2°	67.6°	38%	95.7° (1966)	56.3° (1975)
13	82.4°	68°	40%	99.1° (1995)	53.6° (1975)
14	82.8°	68.2°	35%	98.1° (1995)	56.7° (1967)
15	82.4°	68.7°	37%	96.4° (1988)	55° (1960)
16	82.6°	68.4°	28%	93.7° (2012)	56.1° (2014)
17	83.3°	68.5°	32%	96.4° (2012)	58.1° (2017)
18	83.5°	69.4°	40%	92.1° (1966)	57.9° (2017)
19	83.5°	69.3°	47%	93.7° (1991)	54.5° (2024)
20	82.6°	69.4°	40%	96.4° (2011)	58.3° (1971)
21	81.7°	69.1°	43%	96.8° (1983)	54.3° (1970)
22	81.7°	68.4°	43%	96.8° (1983)	57.7° (1970)
23	81.5°	68.4°	45%	95.7° (2012)	58.6° (2019)
24	81.9°	68.2°	37%	98.4° (2005)	58.6° (2000)
25	82°	68°	33%	97.7° (2012)	56.1° (2014)
26	81.7°	68.5°	35%	95.4° (1997)	55.4° (2024)
27	81.5°	67.8°	33%	90.9° (1997)	58.3° (1962)
28	81.3°	68.4°	37%	95° (1983)	55.8° (2013)
29	80.6°	66.9°	30%	94.8° (1983)	56.7° (1994)
30	80.2°	66.4°	35%	97° (1999)	57.7° (1981)
31	81.3°	66.9°	27%	95.5° (2006)	55.8° (1971)