Granite State Half Marathon

Nashua, NH, USA · May 8, 2027·
partly-cloudy-day51°·54° high·Light·Dry
10
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Race Day Weather

partly-cloudy-day
51°at start
64° high
Breezy
Dry
Your goal
0:00:00

Comfortable temps, warming through the race

Mild 51°F temps at gun time mean comfortable early miles without overheating risk. Temperatures rising to 64°F through the course will gradually increase perceived effort in the second half. Light winds shouldn't be a major factor for pacing.

Race day forecast available in 188 days
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Race Info

The Granite State Marathon's half marathon runs through Mine Falls Park in Nashua, New Hampshire, on the Saturday of New England Challenge weekend. The course follows the Nashua River on a flat loop of just under five miles, which the half runs twice after two short out-and-back segments. It is laid out on the same USATF-certified course as the full marathon.

Race weekend

Saturday, May 8
6:00 AMMarathon (26.2 mi)
6:00 AMHalf Marathon (13.1 mi)
Area Map

Course Map

FAQ

When is the 2027 Granite State Half Marathon?

The 2027 Granite State Half Marathon will be held on Saturday May 8, 2027.

What will the weather be like for the 2027 Granite State Half Marathon?

The forecast calls for a high of 66°F and a low of 49°F with a 10% chance of rain. Check our detailed hourly forecast above for the best half marathon race plan.

Historical Weather

Based on 6 years of data
Avg Temp
50°F
L:47° H:54°
RunScore
9
Conditions
Rain Freq
33%
2 of 6 yrs
Wind5mph
Dew45°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
partly-cloudy-day
36°/43°-
10
2025
rain
47°/48°Light
10
2024
clear-day
39°/48°-
10
2023
clear-day
54°/66°-
7
2022
clear-day
56°/60°Light
8
2021
clear-day
48°/57°-
9