Blue Island, Sunday, 9 August, 01:21
Clear. Feels like 66°. High 84°, low 65°.
In June, Blue Island, IL averages a high of 77.8° and a low of 62.8°. About 3.9 inches of precipitation fall over the month (11 wet days). The record high is 98.2° (1988) and the record low 41.9° (1990). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 73.4° | 58.1° | 35% | 90° (2023) | 43° (2003) |
| 2 | 72.5° | 57.4° | 37% | 87.6° (2023) | 43° (2003) |
| 3 | 72° | 57.6° | 25% | 89.1° (2025) | 45.5° (2013) |
| 4 | 73.8° | 58.1° | 32% | 89.8° (2021) | 45.7° (1969) |
| 5 | 75° | 59° | 35% | 89.4° (2021) | 41.9° (1990) |
| 6 | 75.6° | 60.4° | 37% | 90° (1971) | 47.7° (2018) |
| 7 | 76.5° | 61.2° | 32% | 90.7° (2011) | 49.6° (1998) |
| 8 | 76.3° | 61° | 43% | 91.4° (1963) | 50.7° (2023) |
| 9 | 76.3° | 61° | 43% | 91.9° (1963) | 47.8° (1969) |
| 10 | 76.6° | 61.2° | 37% | 91° (1968) | 46.6° (1972) |
| 11 | 77.9° | 61.7° | 48% | 90.1° (2021) | 43.2° (1972) |
| 12 | 77.7° | 62.6° | 33% | 91.4° (2017) | 48.2° (2023) |
| 13 | 77.7° | 62.4° | 40% | 91.2° (1988) | 46.6° (1985) |
| 14 | 78.6° | 63.5° | 30% | 94.8° (2022) | 50.5° (2019) |
| 15 | 78.3° | 63.3° | 52% | 94.1° (2022) | 47.3° (1997) |
| 16 | 78.3° | 62.8° | 35% | 92.5° (2022) | 46.6° (1969) |
| 17 | 79.3° | 63.5° | 30% | 92.7° (2024) | 46° (1980) |
| 18 | 80.1° | 64.8° | 33% | 95.2° (2021) | 52.9° (1960) |
| 19 | 79.3° | 64.6° | 32% | 91° (1988) | 53.4° (2022) |
| 20 | 79.7° | 64.4° | 35% | 95.5° (1988) | 50.2° (2004) |
| 21 | 79.9° | 65.1° | 37% | 97.9° (1988) | 48.4° (1992) |
| 22 | 79.2° | 64.8° | 40% | 94.5° (2024) | 46.6° (1992) |
| 23 | 79° | 64.6° | 37% | 93.7° (2025) | 49.5° (1972) |
| 24 | 79.9° | 64.9° | 37% | 95.2° (2005) | 51.8° (1972) |
| 25 | 80.2° | 65.1° | 40% | 98.2° (1988) | 52.3° (2004) |
| 26 | 80.4° | 66.4° | 45% | 92.7° (1983) | 54.3° (2017) |
| 27 | 80.4° | 65.8° | 38% | 94.8° (1971) | 51.3° (2017) |
| 28 | 80.8° | 66° | 37% | 98.1° (2012) | 50° (1992) |
| 29 | 80.6° | 66.4° | 32% | 93° (2025) | 56.1° (2016) |
| 30 | 80.1° | 66.6° | 42% | 91.8° (1970) | 56.1° (2010) |