Weather forecast for 10 daysDuncan, IA
Weather forecast for the weekend
Saturday Oct 17, 2026
- 59°F
- 39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 19mphSSW 204°
- Humidity: 42%
- UV index: 4
- Sunrise: 7:31 am CDT
- Sunset: 6:29 pm CDT
- details ▼
On Saturday, in Duncan, conditions will remain bright with clear skies.
Temperature fluctuations between a refreshing 59°F and an icy 39.2°F are predicted.
The anticipated high for today will reflect the normal October maximum of 57.7°F.
Sunrise was at 7:31 am and sunset will be at 6:29 pm; the daylight will last for 10h and 58min.
Temperature fluctuations between a refreshing 59°F and an icy 39.2°F are predicted.
The anticipated high for today will reflect the normal October maximum of 57.7°F.
Sunrise was at 7:31 am and sunset will be at 6:29 pm; the daylight will last for 10h and 58min.
Sunday Oct 18, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 19mphSSW 197°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:32 am CDT
- Sunset: 6:27 pm CDT
- details ▼
Tomorrow, on Sunday, sunny and dry conditions are anticipated.
Substantial temperature variations are forecasted, soaring to a maximum of a breezy 66.2°F and descending to a minimum of an icy 39.2°F.
Tomorrow, meteorological data suggests the high will feel more like September, based on a forecast of 66.2°F.
Sunrise will be at 7:32 am and sunset at 6:27 pm; tomorrow's daylight will last for 10h and 55min.
Substantial temperature variations are forecasted, soaring to a maximum of a breezy 66.2°F and descending to a minimum of an icy 39.2°F.
Tomorrow, meteorological data suggests the high will feel more like September, based on a forecast of 66.2°F.
Sunrise will be at 7:32 am and sunset at 6:27 pm; tomorrow's daylight will last for 10h and 55min.
10-day overview
Daily temperatures
Warmest day: Thursday 75°C.
Coldest day: today 59°C.
Coldest day: today 59°C.
Chance of precipitation
Highest chance: Wednesday 15%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 59°F
- 39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 19mphSSW 204°
- Humidity: 42%
- UV index: 4
- Sunrise: 7:31 am CDT
- Sunset: 6:29 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 19mphSSW 197°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:32 am CDT
- Sunset: 6:27 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 66°F
- 43°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 9mphS 175°
- Humidity: 60%
- UV index: 4
- Sunrise: 7:33 am CDT
- Sunset: 6:25 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 68°F
- 50°F
Mostly Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 11mphSSE 161°
- Humidity: 59%
- UV index: 3
- Sunrise: 7:34 am CDT
- Sunset: 6:24 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 73°F
- 48°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 9mphS 182°
- Humidity: 60%
- UV index: 3
- Sunrise: 7:36 am CDT
- Sunset: 6:22 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 75°F
- 52°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 7mphSSE 150°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:37 am CDT
- Sunset: 6:21 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 73°F
- 55°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 16mphSSE 152°
- Humidity: 56%
- UV index: 3
- Sunrise: 7:38 am CDT
- Sunset: 6:19 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 73°F
- 52°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 16mphSSE 168°
- Humidity: 50%
- UV index: 3
- Sunrise: 7:39 am CDT
- Sunset: 6:18 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 63°F
- 46°F
Partly Cloudy
- Precip. probability: 12%
- Precipitation: 0"
- Wind: 11mphNNW 329°
- Humidity: 65%
- UV index: 3
- Sunrise: 7:41 am CDT
- Sunset: 6:16 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 66°F
- 50°F
Mostly Sunny
- Precip. probability: 9%
- Precipitation: 0.08"
- Wind: 9mphESE 108°
- Humidity: 61%
- UV index: 3
- Sunrise: 7:42 am CDT
- Sunset: 6:15 pm CDT
- details ▼
In the days ahead, a combination of sunny and gloomy weather is predicted.
Rain is not anticipated in Duncan in the upcoming days.
Temperature variation will be noticeable in the upcoming days. The maximum temperature will vary between 59°F and 75.2°F, while there will be also a marked difference in overnight low temperatures, as temperatures overnight will fluctuate from 39.2°F up to 55.4°F.
Expect the warmest day on Thursday, with temperatures peaking at 75.2°F; today is the coldest day, with a maximum temperature of 59°F.
Rain is not anticipated in Duncan in the upcoming days.
Temperature variation will be noticeable in the upcoming days. The maximum temperature will vary between 59°F and 75.2°F, while there will be also a marked difference in overnight low temperatures, as temperatures overnight will fluctuate from 39.2°F up to 55.4°F.
Expect the warmest day on Thursday, with temperatures peaking at 75.2°F; today is the coldest day, with a maximum temperature of 59°F.
Updated: Oct 17, 2026 @ 16:37:49 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
On Saturday, in Duncan, expect consistent sunshine and open skies.
Today, the maximum temperature will be 59°F, while the minimum temperature will be 39.2°F.
The maximum temperature will be in line with the average highest temperature of 57.7°F in October. Today, the lowest temperature will be also in line with the average low temperature.
The maximum temperature will be in line with the average highest temperature of 57.7°F in October. Today, the lowest temperature will be also in line with the average low temperature.
On Saturday, in Duncan, sunrise was at 7:31 am and sunset will be at 6:29 pm (CDT).
In Duncan, the length of the day today will be 10h and 58min.
On Sunday, in Duncan, the weather remains calm, bright, and sunny.
Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 39.2°F.
Tomorrow, the maximum temperature will be slightly warmer than the average highest temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
Tomorrow, the maximum temperature will be slightly warmer than the average highest temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Duncan, sunrise will be at 7:32 am and sunset at 6:27 pm (CDT).
Tomorrow, the daylight will last for 10h and 55min.





