Weather forecast for 10 daysCastalia, IA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 63°F
- 39°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 16mphSSW 200°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:24 am CDT
- Sunset: 6:19 pm CDT
- details ▼
Tomorrow, in Castalia, sunny and dry conditions are anticipated.
The maximum temperature will be an enjoyable 62.6°F, while the minimum temperature will be a wintry 39.2°F.
Tomorrow, the forecasted peak temperature is set to be relatively higher than the typical October temperature of 57°F.
Sunrise will be at 7:24 am and sunset at 6:19 pm; tomorrow's daylight will last for 10h and 55min.
The maximum temperature will be an enjoyable 62.6°F, while the minimum temperature will be a wintry 39.2°F.
Tomorrow, the forecasted peak temperature is set to be relatively higher than the typical October temperature of 57°F.
Sunrise will be at 7:24 am and sunset at 6:19 pm; tomorrow's daylight will last for 10h and 55min.
10-day overview
Daily temperatures
Warmest day: Thursday 72°C.
Coldest day: tomorrow 63°C.
Coldest day: tomorrow 63°C.
Chance of precipitation
Highest chance: 8%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 39°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 12mphSSW 200°
- Humidity: 72%
- UV index: 0
- Sunrise: 7:23 am CDT
- Sunset: 6:20 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 63°F
- 39°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 16mphSSW 200°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:24 am CDT
- Sunset: 6:19 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 66°F
- 39°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 6mphS 184°
- Humidity: 66%
- UV index: 4
- Sunrise: 7:25 am CDT
- Sunset: 6:17 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 68°F
- 43°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 7mphSSE 147°
- Humidity: 65%
- UV index: 3
- Sunrise: 7:26 am CDT
- Sunset: 6:16 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 70°F
- 45°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 6mphS 187°
- Humidity: 66%
- UV index: 3
- Sunrise: 7:27 am CDT
- Sunset: 6:14 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 72°F
- 46°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 5mphSSE 150°
- Humidity: 68%
- UV index: 3
- Sunrise: 7:29 am CDT
- Sunset: 6:13 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 70°F
- 50°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 10mphSSE 151°
- Humidity: 65%
- UV index: 3
- Sunrise: 7:30 am CDT
- Sunset: 6:11 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 70°F
- 52°F
Mostly Cloudy
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 12mphSSE 165°
- Humidity: 62%
- UV index: 3
- Sunrise: 7:31 am CDT
- Sunset: 6:10 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 68°F
- 45°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 7mphWSW 248°
- Humidity: 60%
- UV index: 3
- Sunrise: 7:32 am CDT
- Sunset: 6:08 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 68°F
- 46°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 6mphESE 121°
- Humidity: 59%
- UV index: 3
- Sunrise: 7:34 am CDT
- Sunset: 6:07 pm CDT
- details ▼
Weather models show that a combination of gloomy and sun-filled weather is predicted.
Rain is not anticipated in Castalia in the upcoming days.
In the coming days, the highest temperature will vary between 62.6°F and 71.6°F, while the fluctuation in night temperatures will be significant, as the lowest temperatures will be recorded between 39.2°F and 51.8°F.
The warmest day will be Thursday, with a maximum of 71.6°F; the lowest daytime temperature of the period will be reached on Sunday, peaking at 62.6°F.
Rain is not anticipated in Castalia in the upcoming days.
In the coming days, the highest temperature will vary between 62.6°F and 71.6°F, while the fluctuation in night temperatures will be significant, as the lowest temperatures will be recorded between 39.2°F and 51.8°F.
The warmest day will be Thursday, with a maximum of 71.6°F; the lowest daytime temperature of the period will be reached on Sunday, peaking at 62.6°F.
Updated: Oct 18, 2026 @ 00:52:05 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Tomorrow, in Castalia, sunny conditions are expected to continue.
Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 39.2°F.
Tomorrow, the highest temperature will be slightly warmer than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
Tomorrow, the highest temperature will be slightly warmer than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Castalia, sunrise will be at 7:24 am and sunset at 6:19 pm (CDT).
In Castalia, the length of the day tomorrow will be 10h and 55min.
