Seaton Weather Forecast
- 60
- 80
Chance Rain Showers
- 55
- 67
Rain Showers
- 55
- 75
Partly Sunny
- 58
- 77
Partly Sunny
- 57
- 78
Mostly Sunny
- 57
- 77
Partly Sunny
- 61
- 80
Chance Rain Showers
Today 20 Jun Mercer
Sunny. Near steady temperature in the upper 70s. Northwest Winds 5 to 10 Mph.
Tonight 20 Jun Mercer
Partly cloudy this Evening, then becoming mostly cloudy. Lows in the upper 50s. North Winds 5 to 10 Mph, becoming east after midnight.
Seaton Temperature Statistics
June Temperature
Galesburg Municipal Airport (22.4 miles)
Lowest 2 June, 2026
46.4 °FAverage June
70.4 °FHighest 6 June, 2026
90.3 °F
Climate (2021–2026)
Galesburg Municipal Airport (22.4 miles)
Average Low 2021–2026
41.7 °FAverage 2021–2026
52 °FAverage High 2021–2026
62.4 °F