Castalia Weather Forecast
- 42
- 62
Mostly Sunny
- 53
- 68
Chance Rain Showers
- 56
- 80
Rain Showers
- 44
- 68
Rain Showers
- 47
- 63
Partly Sunny
- 44
- 66
Chance Rain Showers
Today 16 Oct Erie
Sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.
Tonight 16 Oct Erie
Clear. Lows in the lower 40s. Southeast Winds around 5 Mph, becoming south after midnight.
Castalia Temperature Statistics
October Temperature
Port Clinton Carl R Keller Field Airport (8.1 miles)
Lowest 10 October, 2025
41 °FAverage October
63.5 °FHighest 4 October, 2025
87.8 °F
Climate (2020–Present)
Port Clinton Carl R Keller Field Airport (8.1 miles)
Average Low 2020–2025
45.5 °FAverage 2020–2025
52.8 °FAverage High 2020–2025
60.4 °F