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Race Overview
The Hartness Half Marathon and 5K run through Hartness, a mixed-use development off Pelham Road near Interstate 85 in Greenville, South Carolina. The half marathon covers two laps of a roughly 6.5-mile loop mixing pavement, dirt trails, gravel roads and grass fields, with a companion 5K and half marathon relay held the same day. Race proceeds benefit Make-A-Wish South Carolina.
WikipediaFAQ
When is the 2026 Hartness Half Marathon?
The 2026 Hartness Half Marathon will be held on Saturday December 12, 2026.
What is the time limit for the Hartness Half Marathon?
The time limit for the Hartness Half Marathon is 4 hours.
Hartness Half Marathon Weather History
Hartness Half Marathon Weather Averages
Average Temp: 44°, Average Low: 34°, Average High: 56°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp | 41° | 45° | 48° | 51° | 53° |
| Feel | 37° | 42° | 45° | 50° | 52° |
| Rain | - | - | - | - | - |
| Wind | 8mph | 6mph | 8mph | 8mph | 8mph |
| Dew | 29° | 28° | 28° | 28° | 28° |
| RunScore |  | |  | | |
Hartness Half Marathon 2025
Dec 13, 2025
Clear conditions throughout the day.
Low: 31°, High: 63°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp |  38° | 43° | 48° | 54° | 57° |
| Feel | 38° | 43° | 46° | 54° | 57° |
| Rain | - | - | - | - | - |
| Wind | 0mph | 0mph | 5mph | 7mph | 9mph |
| Dew | 29° | 29° | 30° | 32° | 35° |
| RunScore | | |  | | |
Hartness Half Marathon 2024
Jan 13, 2024
Clear conditions throughout the day.
Low: 35°, High: 49°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp | 36° | 39° | 41° | 45° | 46° |
| Feel | 25° | 31° | 33° | 37° | 39° |
| Rain | - | - | - | - | - |
| Wind | 19mph | 11mph | 16mph | 17mph | 16mph |
| Dew | 26° | 26° | 26° | 26° | 26° |
| RunScore |  |  | | | |
Hartness Half Marathon 2023
Jan 28, 2023
Clear conditions throughout the day.
Low: 31°, High: 58°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp | 39° | 46° | 51° | 54° | 56° |
| Feel | 39° | 45° | 51° | 54° | 56° |
| Rain | - | - | - | - | - |
| Wind | 0mph | 3mph | 4mph | 0mph | 1mph |
| Dew | 28° | 27° | 26° | 23° | 24° |
| RunScore | | | | | |
Hartness Half Marathon 2021
Nov 13, 2021
Clear conditions throughout the day.
Low: 40°, High: 62°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp | 51° | 56° | 59° | 61° | 61° |
| Feel | 51° | 56° | 59° | 61° | 61° |
| Rain | - | - | - | - | - |
| Wind | 5mph | 2mph | 5mph | 5mph | 5mph |
| Dew | 40° | 40° | 39° | 38° | 35° |
| RunScore | | | | | |
Hartness Half Marathon 2019
Nov 9, 2019
Clear conditions throughout the day.
Low: 32°, High: 49°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp | 38° | 40° | 43° | 44° | 47° |
| Feel | 32° | 38° | 40° | 44° | 44° |
| Rain | - | - | - | - | - |
| Wind | 7mph | 3mph | 4mph | 3mph | 5mph |
| Dew | 22° | 20° | 20° | 20° | 21° |
| RunScore | | | | | |
Hartness Half Marathon 2018
Nov 10, 2018
Clear conditions throughout the day.
Low: 38°, High: 53°
| Time | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|
| Temp | 43° | 45° | 47° | 50° | 52° |
| Feel | 36° | 38° | 41° | 50° | 52° |
| Rain | - | - | - | - | - |
| Wind | 14mph | 17mph | 14mph | 13mph | 12mph |
| Dew | 29° | 27° | 27° | 27° | 27° |
| RunScore | | | | | |