Anna Weather Forecast
- 62
- 71
Mostly Cloudy
- 64
- 77
Rain Showers
- 35
- 71
Rain Showers
- 41
- 54
Partly Sunny
- 43
- 64
Mostly Cloudy
- 54
- 70
Mostly Sunny
- 32
- 67
Chance Rain Showers
Today 9 Mar Union
Mostly cloudy. Highs in the lower 70s. South Winds around 15 Mph with Gusts up to 30 Mph.
Tonight 9 Mar Union
Mostly cloudy. Not as cool with Lows in the lower 60s. Southwest Winds 10 to 15 Mph.
Anna Temperature Statistics
March Temperature
Southern Illinois Airport (21.7 miles)
Lowest 1 March, 2026
31.6 °FAverage March
55.1 °FHighest 6 March, 2026
75 °F
Climate (2021–Present)
Southern Illinois Airport (21.7 miles)
Average Low 2021–2026
48 °FAverage 2021–2026
58.4 °FAverage High 2021–2026
69 °F