The 2026 2Slow4Boston Marathon has concluded.

2Slow4Boston Marathon

Race complete
Greer, SC, USA · April 26, 2026
partly-cloudy-day61°·74° high·Breezy·Dry
8
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Race Day Weather

partly-cloudy-day
61°at start
77° high
Breezy
Dry

Mild conditions, humidity high

Runners will face a temperature rise from 61°F to 75°F, with average humidity at 78% and a dew point of 60°F. Winds from the NE at 12 mph will provide a slight headwind throughout. Given the humidity, it's advisable for runners to start conservatively and adjust their pace as temperatures climb.

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Pace Calculator

Distance: 26.2mi
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Race Info

Area Map

Course Map

FAQ

When is the 2026 2Slow4Boston Marathon?

The 2026 2Slow4Boston Marathon will be held on Sunday April 26, 2026.

Is the 2Slow4Boston Marathon a Boston Marathon Qualifier?

No, the 2Slow4Boston Marathon is NOT a Boston Marathon qualifier.

What will the weather be like for the 2026 2Slow4Boston Marathon?

The forecast calls for a high of 78°F and a low of 61°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 1 years of data
Avg Temp
70°F
L:59° H:70°
RunScore
8
Conditions
Rain Freq
0%
0 of 1 yrs
Wind8mph
Dew45°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
clear-day
59°/70°-
8