Weather forecast for 10 daysArnolds Park, IA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 19mphSSW 202°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:38 am CDT
  • Sunset: 6:32 pm CDT
  • ▼
On Sunday, in Arnolds Park, clear skies and sunshine are anticipated.
The daytime temperature will peak at a comfortable 66.2°F, significantly contrasting with the night's low of a cold 39.2°F.
Today, the forecasted high of 66.2°F is expected to reflect September's average high of 72.7°F.
Sunrise will be at 7:38 am and sunset at 6:32 pm; the daylight will last for 10h and 55min.

10-day overview

Daily temperatures

Warmest day: Friday 77°C.
Coldest day: Sunday 25.10. 63°C.

Chance of precipitation

Highest chance: Tuesday 27.10. 24%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 19mphSSW 202°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:38 am CDT
  • Sunset: 6:32 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphSSE 163°
  • Humidity: 61%
  • UV index: 4
  • Sunrise: 7:39 am CDT
  • Sunset: 6:31 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 13mphSSE 166°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:40 am CDT
  • Sunset: 6:29 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 10mphSSW 195°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:42 am CDT
  • Sunset: 6:28 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 75°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 8mphSE 129°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:43 am CDT
  • Sunset: 6:26 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 77°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 19mphSSE 161°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:44 am CDT
  • Sunset: 6:24 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 73°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 19mphS 189°
  • Humidity: 53%
  • UV index: 2
  • Sunrise: 7:45 am CDT
  • Sunset: 6:23 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0.04"
  • Wind: 10mphNNW 335°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:47 am CDT
  • Sunset: 6:21 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 11mphSSE 155°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:48 am CDT
  • Sunset: 6:20 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 64°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 14mphSSE 155°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:49 am CDT
  • Sunset: 6:18 pm CDT
  • ▼
A combination of bright and cloud-filled weather is forecasted.
With a probability of 21%, rainfall is expected only on next Sunday. The precipitation will be minimal at 0.04".
Noticeable swings in temperature are expected throughout the forecast window. Highs will range from 62.6°F to 77°F, while the nightly low temperatures will show also a considerable swing, as the minimum temperature is expected to range between 39.2°F and 59°F.
Friday will be the warmest day, with a maximum temperature of 77°F; the coldest day will be next Sunday, with a maximum of 62.6°F.
Updated: Oct 18, 2026 @ 06:20:55 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, a sun-drenched sky is anticipated.

Today, the highest temperature will be 66.2°F, while the lowest temperature will be 39.2°F.
The maximum temperature today will be significantly higher than the average highest temperature of 56.7°F in October. Today, the lowest temperature will be in line with the average low temperature.

On Sunday, in Arnolds Park, sunrise will be at 7:38 am and sunset at 6:32 pm (CDT).

In Arnolds Park, today, there will be 10h and 55min of daylight.