Weather forecast for todayDuncan, IA

Weather forecast for today

Current condition 7:04 am CDT

  • 39°F
  • Feels like:
    34°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 13mphS 180°
  • Humidity: 81%
  • Dewpoint: 36°F
  • Pressure: 30.23"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Duncan, currently, a perfect day unfolds under completely clear skies.
The temperature is a wintry 39.2°F, with the apparent temperature being calculated to be a cold 33.8°F. The current temperature is at the minimum anticipated for today.

Sunday Oct 18, 2026

  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 19mphSSW 195°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:32 am CDT
  • Sunset: 6:27 pm CDT
  • ▼
Today, on Sunday, October 18, sunny conditions are expected to continue.
Temperature is predicted to hit a high of a comfortable 66.2°F during the day, dipping to a low of an icy 39.2°F at night.
Today, expect a warmer trend, with a high of 66.2°F more common in September.
Sunrise will be at 7:32 am and sunset at 6:27 pm; the daylight will last for 10h and 55min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 66°C.
Coldest hour: 8 am 41°C.

Chance of precipitation

Highest chance: 12 am 4%.

Hourly weather forecast

  • 8 am
  • 41°F
  • Feels like:
    34°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSW 194°
  • Humidity: 81%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 am
  • 45°F
  • Feels like:
    37°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 15mphSSW 196°
  • Humidity: 74%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    43°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphSSW 197°
  • Humidity: 63%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 11 am
  • 54°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphSSW 199°
  • Humidity: 52%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphSSW 197°
  • Humidity: 46%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 1 pm
  • 63°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphSSW 197°
  • Humidity: 41%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphSSW 196°
  • Humidity: 38%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphSSW 194°
  • Humidity: 36%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphSSW 193°
  • Humidity: 34%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphS 190°
  • Humidity: 35%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphS 184°
  • Humidity: 38%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:27 pm
  • 7 pm
  • 57°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphS 181°
  • Humidity: 47%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 54°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphS 180°
  • Humidity: 55%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 52°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphS 184°
  • Humidity: 61%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphS 190°
  • Humidity: 65%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSSW 195°
  • Humidity: 68%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, clear skies and sunny weather are expected.
The temperature will be between a minimum of 41°F and a maximum of 66.2°F. The feels-like temperature will vary between a maximum of 66.2°F and a minimum of 33.8°F. The warmest part of the day is expected around 4 pm.
Today, temperatures will be more similar to the climate of September than the usual maximum in October. The temperature low is forecasted to be consistent with the usual October value of 42.6°F.
Updated: Oct 18, 2026 @ 12:04:51 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (7:04 am CDT) it is 39.2°F in Duncan. Feels-like temperature is 33.8°F.

Today, in Duncan, sun-filled conditions are expected to persist.

Today, the maximum temperature will be 66.2°F, while the minimum temperature will be 39.2°F.
The maximum temperature will be slightly warmer than the average highest temperature of 57.7°F in October. The lowest temperature will be in line with the average low of 42.6°F.

On Sunday, in Duncan, sunrise will be at 7:32 am and sunset at 6:27 pm (CDT).

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