Charleston Half Marathon

Charleston, SC, USA · January 30, 2027
partly-cloudy-day53°·54° high·Windy·Dry
6
Weather
Pace Calc
Course
FAQ
History

Race Day Weather

partly-cloudy-day
53°at start
55° high
Windy
Dry

Cool conditions, moderate wind

Runners will face a steady temperature around 53°F, slightly rising to 54°F. Wind will be a factor with speeds up to 17 mph from the WNW, creating a headwind throughout the race. With humidity at 68%, it’s advisable to maintain hydration and consider pacing adjustments to stay comfortable.

Race day forecast available in 210 days
partly-cloudy-night6
partly-cloudy-night7
partly-cloudy-night6
partly-cloudy-day6
partly-cloudy-day6
partly-cloudy-day6
partly-cloudy-day6
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7

Pace Calculator

Distance: 13.1mi
0:00:00
HH:MM:SS
Pace
—
Weather Adj.
—
Common Goals:

Get forecast alerts for Charleston Half Marathon

We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Info

Website
Area Map

Course Map

Course Map Unavailable

We don't have course map data for Charleston Half Marathon yet. If you have a GPX file (or other format) for this race, we'd love to add it!

Request / Submit Map

FAQ

Ask a Question about the Charleston Half Marathon

Racecast Concierge (free during beta)

Ask a question about the Charleston Half Marathon and we'll do the hard part and find the answer for you within 48 hours.

By using Racecast Concierge, you agree to receive email alerts pertaining to the Charleston Half Marathon and general racecast.io updates.

When is the 2027 Charleston Half Marathon?

The 2027 Charleston Half Marathon will be held on Saturday January 30, 2027.

What will the weather be like for the 2027 Charleston Half Marathon?

The forecast calls for a high of 60°F and a low of 52°F with a 12% chance of rain.

Historical Weather

Based on 3 years of data
Avg Temp
45°F
L:30° H:45°
RunScore
8
Conditions
Rain Freq
0%
0 of 3 yrs
Wind10mph
Dew22°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2026 Charleston Half Marathon

Partly cloudy throughout the day.

2026
clear-day
34°/39°-
7

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

More SC Races

Carolina Reaper Marathon
2026-07-18 · Anderson, SC, USA
Spinx Runfest Marathon
2026-10-24 · Greenville, SC, USA
Kiawah Island Marathon
2026-12-12 · Kiawah Island, SC, USA
Daufuskie Island Marathon
2027-01-16 · Daufuskie Island, SC, USA
Myrtle Beach Marathon
2027-03-06 · Myrtle Beach, SC, USA
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR