How is the weather in Duncan, IA?

At 6:15 PM on Sat, Sep 6, 2025 it is sunny and 59 degrees Fahrenheit, feeling like 59 degrees.

Duncan, IA Weather Forecast and Current Conditions

59°F
Feels Like 59°F

Humidity 55% Dew Point 43°F Wind WNW 9 MPH Barometer 30.1 in.764.5 mm

Solar Rad 223 w/m2 Visibility 10 mi.

Report from 10.1 miles NNE of central Duncan at 6:15 PM Sat, Sep 6, 2025

Current Weather

59°F
Feels Like 59°F

Humidity 55% Dew Point 43°F Wind WNW 9 MPH Barometer 30.1 in.764.5 mm

Solar Rad 223 w/m2 Visibility 10 mi.

Report from 10.1 miles NNE of central Duncan at 6:15 PM Sat, Sep 6, 2025

Forecast at a Glance

SatSep 6

38°

SunSep 7

66°

48°

MonSep 8

20%

73°

57°

TueSep 9

50%

76°

56°

WedSep 10

10%

79°

57°

ThuSep 11

10%

79°

59°

FriSep 12

20%

81°

62°

This Date in Weather History

1881 - Forest fires in Michigan and Ontario resulted in 'Yellow Day' in the northeastern U.S. Twenty villages in Michigan burned, and a total of 500 persons were killed. Fires caused 2.3 million dollars in losses near Lake Huron. Candles were needed at the noon hour.

Duncan 7 Day Weather Forecast Details

Saturday Sep 6

Night: Mostly clear, with a low around 38. Northwest wind 2 to 8 mph.

Sunday Sep 7

Day: Sunny, with a high near 66. West northwest wind around 3 mph.

Night: Mostly clear. Low around 48, with temperatures rising to around 51 overnight. South wind 2 to 12 mph.

Monday Sep 8

Day: A slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 73. South wind 12 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Night: A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Tuesday Sep 9

Day: A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Night: A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 56. Chance of precipitation is 20%.

Wednesday Sep 10

Day: Sunny, with a high near 79.

Night: Mostly clear, with a low around 57.

Thursday Sep 11

Day: Mostly sunny, with a high near 79.

Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 59.

Friday Sep 12

Day: A slight chance of rain showers before 1pm. Mostly sunny, with a high near 81.

Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62.

Saturday Sep 13

Day: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.

Sun & Moon Monthly

First Light 6:17 AM

Sunrise 6:46 AM

Sunset 7:43 PM

Last Light 8:11 PM

Moonrise 7:17 PM

Moonset 5:12 AM

Moon Phase

Local Parks Weather - Plan Ahead to Enjoy Your Day

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