St. Patty's 5k, Half & Marathon (Georgetown)
Race Day Weather
Cool start — fast day potential, big temp swing
A cool 43°F at the start line is ideal for fast times — expect to warm up quickly once you're moving. Temps will climb significantly to 58°F by later miles, so expect fading conditions as the race progresses. Light winds shouldn't be a major factor for pacing.
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Race Info
Come out and enjoy this scenic, flat half marathon, & 5k in the heart of Georgetown near the Nation’s Capital. Both events run on the Chesapeake & Ohio Canal path, however the Half Marathon begins/ends in Georgetown near the Potomac Boat Club while the 5K begins/ends at Fletcher’s Boat House. Source
FAQ
When is the 2027 St. Patty's 5k, Half & Marathon (Georgetown)?
Is the St. Patty's 5k, Half & Marathon (Georgetown) a Boston Marathon Qualifier?
What will the weather be like for the 2027 St. Patty's 5k, Half & Marathon (Georgetown)?
Historical Weather
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2026 | | 44°/55° | - | 29° | |
2025 |  | 64°/69° | - | 58° | |
2024 | | 51°/64° | - | 43° | |
2023 | | 29°/40° | - | 6° |