In 188 days · Sun, Apr 25, 2027
Don't let race day sneak up
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When
Sunday, April 25th, 2027
Where
Chesapeake and Ohio Canal Towpath, Potomac MD
Distances
Half · 5K · 10K
Typical weather
48–69°F · some rain risk
See last 10 years
On this date: rain 5 of the last 10 years
2026
49–67°F
rain
2025
55–77°F
rain
2024
44–58°F
dry
2023
39–61°F
dry
2022
50–73°F
dry
2021
48–64°F
rain
2020
42–62°F
dry
2019
54–72°F
dry
2018
52–61°F
rain
2017
50–58°F
rain
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