Castalia Weather Forecast
- 74
- 95
Chance Thunderstorms
- 72
- 92
Thunderstorms Likely
- 70
- 88
Rain Showers
- 71
- 89
Rain Showers
- 72
- 90
Rain Showers Likely
- 72
- 92
Chance Thunderstorms
Today 8 Jul Nash
Sunny this Morning, then partly sunny with a chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 106.
Tonight 8 Jul Nash
Partly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 30 percent.
Castalia Temperature Statistics
July Temperature
Franklin County Airport (15.5 miles)
Lowest 5 July, 2025
60.8 °FAverage July
76.9 °FHighest 1 July, 2025
89.6 °F
Climate (2020–Present)
Franklin County Airport (15.5 miles)
Average Low 2020–2025
49.2 °FAverage 2020–2025
59.5 °FAverage High 2020–2025
70.5 °F