The 2026 event has concluded.

Charleston Half Marathon

Charleston, SC, USA · January 31, 2026
partly-cloudy-day34°·43° high·Windy·Dry
5
Weather
Course
FAQ
History

Race Day Weather

partly-cloudy-day
34°at start
39° high
Breezy
Dry

Cool start, gradual warming

Runners will face a temperature increase from 34°F to 39°F during the race, with a gentle breeze from the ESE at 9 mph. Humidity levels will be moderate at 66%, making hydration essential. With no rain expected, runners can focus on maintaining a steady pace as conditions remain cool throughout.

partly-cloudy-night7
partly-cloudy-night6
clear-night6
clear-day7
partly-cloudy-day7
cloudy7
cloudy7
cloudy8
cloudy8
cloudy7
cloudy5
cloudy4

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Race Info

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Course Map Unavailable

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When is the 2026 Charleston Half Marathon?

The 2026 Charleston Half Marathon will be held on Saturday January 31, 2026.

What will the weather be like for the 2026 Charleston Half Marathon?

The forecast calls for a high of 43°F and a low of 22°F with a 0% chance of rain.

Historical Weather

Based on 2 years of data
Avg Temp
48°F
L:28° H:48°
RunScore
8
Conditions
Rain Freq
0%
0 of 2 yrs
Wind10mph
Dew20°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2025 Charleston Half Marathon

Clear conditions throughout the day.

2025
clear-day
27°/53°-
8

2024 Charleston Half Marathon

Clear conditions throughout the day.

2024
clear-day
30°/44°-
7

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