Six Flags - Great America Weather Forecast
- 56
- 66
Rain Showers
- 54
- 72
Mostly Cloudy
- 63
- 79
Rain Showers Likely
- 65
- 82
Rain Showers Likely
- 60
- 79
Chance Rain Showers
- 54
- 72
Slight Chance Rain Showers
- 54
- 68
Slight Chance Rain Showers
Today 1 Jun Lake
Showers. Highs in the upper 60s Inland, but only in the mid 60s near the lake. Southeast Winds 5 to 10 Mph late in the Morning, becoming east in the afternoon. Chance of precipitation 90 percent.
Tonight 1 Jun Lake
Cloudy. Showers late in the Afternoon, then a chance of Showers in the evening. Patchy fog. Lows in the mid 50s. Northeast Winds 5 to 10 Mph in the Evening, becoming north after midnight. Chance of precipitation 90 percent.
Six Flags - Great America Temperature Statistics
June Temperature
Chicago/Waukegan Regional Airport (5 miles)
Lowest
–Average June
–Highest
–
Climate (2019–Present)
Chicago/Waukegan Regional Airport (5 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
42 °FAverage 2019–2024
50.5 °FAverage High 2019–2024
58.7 °F