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June 18th, 2026 :: 1:38 am EDT   

Local Weather Report for
Castalia
Ohio, United States

 Castalia Weather Forecast Summary  
 
Today
Jun 18th
Friday
Jun 19th
Saturday
Jun 20th
Sunday
Jun 21st
Monday
Jun 22nd
Thundershowers Mostly Sunny Mostly Sunny Showers Sunny
71°F
70°F
63°F
72°F
62°F
67°F
59°F
69°F
61°F
 
 Castalia Detailed Weather Forecast  
 
Thursday, June 18th, 2026
Overnight Temperature: 71°F
Mostly clear with showers. Chance of a thunderstorm. Wind 25 to 40 mph.
Morning Temperature: 65°F
A mix of sun and cloud with a chance of showers. Wind 25 to 40 mph.
Afternoon Temperature: 66°F
Sunny with cloudy periods with a slight chance of showers. Wind 25 to 40 mph.
Evening Temperature: 67°F
Mostly clear. Wind 20 to 30 mph.
Friday, June 19th, 2026
Overnight Temperature: 63°F
Clear. Windy.
Morning Temperature: 64°F
Sunny. Windy.
Afternoon Temperature: 69°F
Sunny with cloudy periods. Windy.
Evening Temperature: 68°F
Clear with cloudy periods. Wind 20 to 30 mph.
Saturday, June 20th, 2026
Overnight Temperature: 63°F
Clear. Windy.
Morning Temperature: 63°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 70°F
A mix of sun and cloud with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 70°F
Mostly clear with a slight chance of showers or thundershowers. Windy.
Sunday, June 21st, 2026
Overnight Temperature: 67°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 63°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 59°F
Cloudy with a few showers. Windy.
Evening Temperature: 63°F
A mix of cloudy and clear skies with showers likely. Windy.
Monday, June 22nd, 2026
Overnight Temperature: 62°F
Clear. Windy.
Morning Temperature: 62°F
Sunny. Windy.
Afternoon Temperature: 67°F
Sunny. Windy at times.
Evening Temperature: 69°F
Clear with cloudy periods. Windy at times.
Tuesday, June 23rd, 2026
Overnight Temperature: 67°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 66°F
Sunny.
Afternoon Temperature: 68°F
Mostly sunny.
Evening Temperature: 70°F
Mostly cloudy.
Wednesday, June 24th, 2026
Overnight Temperature: 65°F
Cloudy with clear periods with a chance of showers. Windy at times.
Morning Temperature: 66°F
Sunny with a slight chance of showers. Windy at times.
Afternoon Temperature: 68°F
Sunny.
Evening Temperature: 71°F
Mostly clear.
Thursday, June 25th, 2026
Overnight Temperature: 67°F
Mostly clear. Windy at times.
Morning Temperature: 68°F
Sunny.
Afternoon Temperature: 73°F
Mostly sunny.
Evening Temperature: 71°F
Mostly clear. Windy at times.





 

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This WeatherCity Weather Forecast for Castalia, Ohio, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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