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Phoenix Shamrock 10K / 5K

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Tempe, Arizona, United States

calendar_today 15 Mar, 2026

directions_run Running

sell $27.71 – $33.03

About the Event

Mark a decade of valley tradition at the 10th Annual Phoenix Shamrock 10K / 5K on Sunday, March 15, 2026, starting at 7:30 AM from Tempe's scenic Kiwanis Park. This beloved St. Patrick's Day event, organized by StartLine Racing, offers both a 10K and 5K distance for runners and walkers, welcoming participants of all ages and abilities in a festive, leashed-pet-friendly atmosphere. All finishers receive a custom medal and a tech shirt, while the 5K features a playful "Chase the Leprechaun" challenge for extra on-course excitement and prizes.

With tiered pricing offering the best value during early registration periods, this well-organized race includes real-time results, a pre-race brunch, and age group awards. Whether you join in-person or opt for the virtual run, it's the perfect way to celebrate fitness and community under the bright Arizona spring sky.

Races Offered

10K Run/Walk

Mar 15, 2026

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Distance — 10km

terrain

Type — Running

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07:30

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$33.03

5K Run/Walk

Mar 15, 2026

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Distance — 5km

terrain

Type — Running

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07:30

sell

$27.71

Virtual Run

Mar 15, 2026

straighten

Distance — 5km

terrain

Type — Running

timer

07:30

sell

$27.71

Weather History

These values represent the 3-year monthly averages for March in Tempe.

thermostat Temperature

10.0° / 22.9°

wb_sunny Feels like

6.9° / 18.9°

light_mode Avg sunshine hours

10h 1m

water_drop Avg rainfall

1.6 mm

ac_unit Avg snowfall

—

air Avg wind speed

8.7 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (4.0)

humidity_mid Humidity

46.1%

wb_twilight Sunrise

06:35

nightlight Sunset

18:35

About Tempe

Learn more about the host city, Tempe.

Tempe is a city of 180,587 (2020) in the Greater Phoenix area of Arizona, best known as the home of Arizona State University (ASU). Its younger, student-heavy population allows it to offer a vibrant nightlife that is relatively rare in Arizona.