Belleville Weather Forecast
- 63
- 85
Becoming Sunny
- 67
- 88
Mostly Sunny
- 69
- 87
Partly Sunny
- 69
- 90
Rain Showers Likely
- 61
- 85
Rain Showers Likely
- 62
- 81
Chance Thunderstorms
Today 18 May St. Clair
Patchy fog this morning. Sunny. Highs in the mid 80s. South Winds around 5 Mph.
Tonight 18 May St. Clair
Mostly clear. Lows in the lower 60s. South Winds around 5 Mph.
Belleville Temperature Statistics
May Temperature
Belleville, Scott AFB/MidAmerica Airport (7.5 miles)
Lowest 12 May, 2024
52 °FAverage May
68.4 °FHighest 7 May, 2024
85.6 °F
Climate (2019–Present)
Belleville, Scott AFB/MidAmerica Airport (7.5 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
47.1 °FAverage 2019–2024
56.9 °FAverage High 2019–2024
67 °F