The 2026 Granite State Marathon has concluded.

Granite State Marathon

Race complete
Nashua, NH, USA · May 9. 2026
rain36°·46° high·Calm·Light rain
7

Race Day Weather

rain
36°at start
47° high
Calm
Light rain

Cool, light rain, steady pace

Runners will face a cool start at 34°F, gradually warming to 46°F. Light rain is expected throughout, with humidity at 86% and a dew point of 38°F. With minimal wind at 4 mph from the south, runners should maintain a steady pace but stay vigilant with hydration to combat the humidity.

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Race Info

Area Map

Course Map

FAQ

When is the 2026 Granite State Marathon?

The 2026 Granite State Marathon will be held on Saturday May 9, 2026.

Is the Granite State Marathon a Boston Marathon Qualifier?

Yes, the Granite State Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 Granite State Marathon?

The forecast calls for a high of 49°F and a low of 34°F with a 100% chance of rain.

Historical Weather

Based on 2 years of data
Avg Temp
56°F
L:43° H:56°
RunScore
8
Conditions
Rain Freq
50%
1 of 2 yrs
Wind10mph
Dew45°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
rain
47°/54°Light
9
2024
clear-day
39°/59°-
8