Weather forecast for 10 daysSaint Lucas, IA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 64°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 17mphSSW 198°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:25 am CDT
  • Sunset: 6:20 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, sunshine is forecasted under mostly clear skies.
Temperatures will oscillate between a comfortable 64.4°F at their highest and a cold 41°F at their lowest.
Tomorrow, the forecasted high of 64.4°F is more in line with September's average of 71.4°F than October's 57.2°F.
Sunrise will be at 7:25 am and sunset at 6:20 pm; tomorrow's daylight will last for 10h and 55min.

10-day overview

Daily temperatures

Warmest day: Thursday 73°C.
Minimum temperature: 64°C.

Chance of precipitation

Highest chance: Monday 26.10. 12%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 39°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphSSW 202°
  • Humidity: 75%
  • UV index: 0
  • Sunrise: 7:24 am CDT
  • Sunset: 6:21 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 17mphSSW 198°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:25 am CDT
  • Sunset: 6:20 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphS 184°
  • Humidity: 66%
  • UV index: 4
  • Sunrise: 7:26 am CDT
  • Sunset: 6:18 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 68°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 8mphSSE 150°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:27 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphS 185°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:28 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphSE 143°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:30 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 72°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 12mphSSE 151°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:31 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 14mphS 170°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:32 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 66°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 8mphWSW 241°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:33 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 7mphESE 102°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:35 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
Over the next ten days, a combination of cloud-filled and clear weather is anticipated.
Rain is not predicted in Saint Lucas in the upcoming period.
In the upcoming period, the maximum temperature will range between 64.4°F and 73.4°F, while the lowest nightly temperature differences will be quite pronounced, as the lowest temperatures will be recorded between 39.2°F and 53.6°F.
Thursday will be the warmest day, with a maximum temperature of 73.4°F; the coldest days will be Sunday and next Monday, with a maximum of 64.4°F.
Updated: Oct 18, 2026 @ 04:08:33 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect bright skies and plenty of sunshine.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 41°F.
The maximum temperature tomorrow will be slightly warmer than the average highest temperature in October. The lowest temperature will be in line with the average low of 41.5°F.

On Sunday, in Saint Lucas, sunrise will be at 7:25 am and sunset at 6:20 pm (CDT).

In Saint Lucas, tomorrow, there will be 10h and 55min of daylight.