Weather forecast for 10 daysDefiance, IA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 18mphSSW 193°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:37 am CDT
  • Sunset: 6:35 pm CDT
  • ▼
Tomorrow, sunshine will likely continue with scattered clouds at most.
The temperature variation is predicted to range from a maximum of an enjoyable 66.2°F to a minimum of an icy 41°F.
The day’s highest temperature is forecasted to be slightly warmer than the standard October average of 59.2°F.
Sunrise will be at 7:37 am and sunset at 6:35 pm; tomorrow's daylight will last for 10h and 58min.

10-day overview

Daily temperatures

Warmest day: Friday 79°C.
Minimum temperature: 66°C.

Chance of precipitation

Highest chance: Saturday 24.10. 21%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 39°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 14mphSSW 195°
  • Humidity: 71%
  • UV index: 0
  • Sunrise: 7:36 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 18mphSSW 193°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:37 am CDT
  • Sunset: 6:35 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 10mphS 176°
  • Humidity: 64%
  • UV index: 4
  • Sunrise: 7:38 am CDT
  • Sunset: 6:33 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 50°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphSSE 168°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:39 am CDT
  • Sunset: 6:32 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 10mphS 190°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:40 am CDT
  • Sunset: 6:30 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 8mphSSE 157°
  • Humidity: 65%
  • UV index: 4
  • Sunrise: 7:42 am CDT
  • Sunset: 6:29 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 79°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 17mphSSE 161°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:43 am CDT
  • Sunset: 6:28 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 75°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 17mphS 183°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:44 am CDT
  • Sunset: 6:26 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 66°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 9mphNW 304°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:45 am CDT
  • Sunset: 6:25 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 10mphSSE 161°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:46 am CDT
  • Sunset: 6:23 pm CDT
  • ▼
Ten-day trends indicate that a combination of cloud-filled and dry and sunny weather is expected.
Rain is not forecasted in Defiance in the upcoming period.
Temperature variation will be noticeable in the coming days. Highs will range from 66.2°F to 78.8°F, while the fluctuation in night temperatures will be also significant, as temperatures overnight will fluctuate from 39.2°F up to 57.2°F.
Expect the warmest day on Friday, with temperatures peaking at 78.8°F; the coldest days will be Sunday, Monday, next Sunday and Monday, with a maximum of 66.2°F.
Updated: Oct 18, 2026 @ 03:30:00 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunshine is expected with little to no cloud cover.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 41°F.
The maximum temperature tomorrow will be moderately higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 43.7°F.

On Sunday, in Defiance, sunrise will be at 7:37 am and sunset at 6:35 pm (CDT).

Tomorrow, the daylight will last for 10h and 58min.