Southern Illinois Airport Weather Forecast
- 59
- 80
Mostly Sunny
- 62
- 84
Partly Sunny
- 63
- 86
Rain Showers Likely
- 54
- 78
Rain Showers Likely
- 58
- 81
Chance Rain Showers
- 61
- 80
Chance Thunderstorms
Today 30 Apr Jackson
Widespread dense fog in the morning. Sunny. Highs around 80. Southeast Winds around 5 Mph.
Tonight 30 Apr Jackson
Mostly cloudy. Areas of dense fog. Near steady temperature in the upper 50s. Calm Winds.
Southern Illinois Airport Temperature Statistics
April Temperature
Southern Illinois Airport (0 miles)
Lowest 6 April, 2024
29.8 °FAverage April
59.9 °FHighest 15 April, 2024
87.7 °F
Climate (2019–Present)
Southern Illinois Airport (0 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
47.5 °FAverage 2019–2024
57.4 °FAverage High 2019–2024
68.1 °F