Runners will face a temperature rise from 55°F at the start to 81°F by the finish, with humidity averaging 69%. Wind will be a headwind from miles 1-6 and 23-27, making pacing adjustments necessary. A tailwind will benefit runners from miles 7-16, allowing for faster splits, but hydration should be prioritized as temperatures increase.
Pre-raceRace windowPost-race
Pace Calculator
Distance: 26.2mi
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Common Goals:
This St. Paddy’s Day tradition has a race distance for every goal: Marathon, Half Marathon, 8K, and challenges. No matter the distance, you’ll experience the best of Coastal Virginia on our flat, fast, and scenic course before you cross the finish line overlooking the Atlantic Ocean. The party continues after the race at our post race celebration on the beach with Yuengling Beer and live music.Source
FAQ
When is the 2026 Shamrock Marathon?
The 2026 Shamrock Marathon will be held on Sunday March 22, 2026.
Is the Shamrock Marathon a Boston Marathon Qualifier?
Yes, the Shamrock Marathon is an official Boston Marathon qualifier.
What is the time limit for the Shamrock Marathon?
The time limit for the Shamrock Marathon is 7.5 hours.
What will the weather be like for the 2026 Shamrock Marathon?
The forecast calls for a high of 83°F and a low of 49°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.
Historical Weather
Based on 24 years of data
Avg Temp
54°F
L:47° H:55°
RunScore
Conditions
Rain Freq
33%
8 of 24 yrs
Wind13mph
Dew37°F
Temperature History
Range of temperatures during race hours for each year.
