St Joseph Weather Forecast
- 46
- 61
Chance Rain Showers
- 48
- 66
Rain Showers Likely
- 52
- 76
Chance Rain Showers
- 42
- 65
Mostly Sunny
- 45
- 66
Mostly Sunny
- 52
- 69
Chance Rain Showers
Today 7 May Champaign
Sunny late this Morning, then becoming partly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the lower 60s. Southwest Winds 15 to 20 Mph. Chance of rain 40 percent.
Tonight 7 May Champaign
Mostly cloudy. A chance of Showers with isolated Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the mid 40s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 50 percent.
St Joseph Temperature Statistics
May Temperature
Rantoul National Aviation Center Airport (13 miles)
Lowest 2 May, 2026
38.7 °FAverage May
53.9 °FHighest 4 May, 2026
76.5 °F
Climate (2021–Present)
Rantoul National Aviation Center Airport (13 miles)
Average Low 2021–2026
43.3 °FAverage 2021–2026
52.9 °FAverage High 2021–2026
62.7 °F