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2027 Prairie Series - Day 5 (IA)

Sioux City, Iowa, United States

calendar_today 11 May, 2027 – 12 May, 2027

directions_run Running

language Official Website

sell $55.00 – $130.00

About the Event

World's Best Marathon & Half Series!

No Time Limits

Great Food

Award-Winning Medals

Loony Community!

We RUN this country, TOGETHER!

Thanks for running with Mainly Marathons! Take a look at our website for additional details about this series and our other series of races.

Also, join our Facebook group to stay up-to-date with our loony adventures: Main Group and Prairie Series.

If you're interested in some Mainly Merch, check out our online store HERE. We'll offer some items (hats, stickers, magnets, mugs, etc.) in-person at the races, the Mainly Merch store best option for a variety of fun designs and quality merchandise to showcase your loonacy!

If you have any questions, email MB@MainlyMarathons.com

We RUN this country, TOGETHER!

Races Offered

10K - Individual Age group/open

May 11, 2027

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Distance — 10K

terrain

Type — Running

timer

303 days remaining

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$65.00

50K - Individual Age group/open

May 11, 2027

straighten

Distance — 50K

terrain

Type — Running

timer

303 days remaining

sell

$130.00

5K - Individual Age group/open

May 11, 2027

straighten

Distance — 5K

terrain

Type — Running

timer

303 days remaining

sell

$55.00

Half Marathon - Individual Age group/open

May 11, 2027

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Distance — 21.1K

terrain

Type — Running

timer

303 days remaining

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$105.00

Marathon - Individual Age group/open

May 11, 2027

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Distance — 42.2K

terrain

Type — Running

timer

303 days remaining

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$120.00

Weather History

These values represent the 3-year monthly averages for May in Sioux City.

thermostat Temperature

11.6° / 23.4°

wb_sunny Feels like

8.6° / 20.2°

light_mode Avg sunshine hours

11h 19m

water_drop Avg rainfall

3.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

14.3 km/h (Gentle breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

High (6.0)

humidity_mid Humidity

58.8%

wb_twilight Sunrise

06:02

nightlight Sunset

20:40

About Sioux City

Learn more about the host city, Sioux City.

Sioux City is on the western edge of the state of Iowa. It is on the Missouri River and many parts of Sioux City are among the unique Loess Hills formations.