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Race Overview
For over 20 years, The First Horizon Bank Cannonball Marathon is one of the longest running endurance events in North Carolina and a Boston Qualifier! The backdrop for the race is Country Park and the beautiful north Greensboro countryside. Country Park, with the Greensboro Science Center next door, is a great place for the family to hang out and enjoy the post-race celebration!
WikipediaFAQ
When is the 2026 Cannonball Marathon?
The 2026 Cannonball Marathon will be held on Saturday October 17, 2026.
Is the Cannonball Marathon a Boston Marathon Qualfier?
Yes, the Cannonball Marathon is an official Boston Marathon qualifier.
What is the time limit for the Cannonball Marathon?
The time limit for the Cannonball Marathon is 6 hours.
Cannonball Marathon Weather History
Cannonball Marathon Weather Averages
Average Temp: 61°, Average Low: 51°, Average High: 73°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 53° | 56° | 60° | 64° | 67° | 69° |
| Feel | 52° | 55° | 60° | 64° | 67° | 69° |
| Rain | - | - | - | - | - | - |
| Wind | 2mph | 5mph | 7mph | 5mph | 6mph | 4mph |
| Dew | 49° | 50° | 50° | 51° | 50° | 50° |
| RunScore |  | | | | | |
Cannonball Marathon 2025
Oct 18, 2025
Clear conditions throughout the day.
Low: 49°, High: 79°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 50° |  55° | 62° | 67° | 72° | 75° |
| Feel | 48° | 55° | 62° | 67° | 72° | 75° |
| Rain | - | - | - | - | - | - |
| Wind | 4mph | 7mph | 8mph | 10mph | 7mph | 8mph |
| Dew | 47° | 50° | 53° | 54° | 56° | 57° |
| RunScore |  | | | | | |
Cannonball Marathon 2024
Oct 12, 2024
Clear conditions throughout the day.
Low: 47°, High: 76°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 48° | 54° | 60° | 67° | 71° | 72° |
| Feel | 46° | 54° | 60° | 67° | 71° | 72° |
| Rain | - | - | - | - | - | - |
| Wind | 4mph | 5mph | 6mph | 7mph | 6mph | 6mph |
| Dew | 44° | 46° | 45° | 44° | 44° | 43° |
| RunScore | | | | | | |
Cannonball Marathon 2023
Oct 14, 2023
Partly cloudy throughout the day with a chance of rain throughout the day.
Low: 57°, High: 69°, Heavy Rain
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp |  58° | 58° | 59° | 59° | 61° | 63° |
| Feel | 58° | 58° | 59° | 59° | 61° | 63° |
| Rain | moderate | light | light | light | light | light |
| Wind | 1mph | 6mph | 6mph | 3mph | 4mph | 3mph |
| Dew | 57° | 57° | 57° | 58° | 59° | 60° |
| RunScore |  |  | | | | |
Cannonball Marathon 2022
Oct 22, 2022
Clear conditions throughout the day.
Low: 37°, High: 71°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 37° | 45° | 52° | 60° | 65° | 67° |
| Feel | 37° | 44° | 52° | 60° | 65° | 67° |
| Rain | - | - | - | - | - | - |
| Wind | 0mph | 3mph | 3mph | 0mph | 0mph | 3mph |
| Dew | 34° | 39° | 40° | 40° | 36° | 33° |
| RunScore |  | | | | | |
Cannonball Marathon 2021
Oct 23, 2021
Partly cloudy throughout the day.
Low: 49°, High: 70°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp |  52° | 54° | 61° | 63° | 64° | 66° |
| Feel | 52° | 54° | 61° | 63° | 64° | 66° |
| Rain | - | - | - | - | - | - |
| Wind | 0mph | 3mph | 8mph | 8mph | 7mph | 2mph |
| Dew | 47° | 47° | 46° | 45° | 45° | 46° |
| RunScore | | | | | | |
Cannonball Marathon 2019
Oct 12, 2019
Partly cloudy throughout the day.
Low: 56°, High: 81°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 58° | 60° | 64° | 70° | 76° | 77° |
| Feel | 58° | 60° | 64° | 70° | 76° | 77° |
| Rain | - | - | - | - | - | - |
| Wind | 4mph | 4mph | 5mph | 9mph | 9mph | 6mph |
| Dew | 53° | 55° | 55° | 56° | 55° | 56° |
| RunScore | | | | | | |
Cannonball Marathon 2018
Oct 13, 2018
Clearing in the afternoon.
Low: 51°, High: 66°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 55° | 58° | 60° | 63° | 64° | 65° |
| Feel | 55° | 58° | 60° | 63° | 64° | 65° |
| Rain | - | - | - | - | - | - |
| Wind | 0mph | 8mph | 15mph | 9mph | 16mph | 8mph |
| Dew | 49° | 49° | 47° | 47° | 44° | 43° |
| RunScore | | | | | | |
Cannonball Marathon 2017
Oct 14, 2017
Partly cloudy throughout the day.
Low: 60°, High: 74°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 60° | 60° | 61° | 62° | 63° | 66° |
| Feel | 60° | 60° | 61° | 62° | 63° | 66° |
| Rain | - | - | - | - | - | - |
| Wind | 4mph | 1mph | 3mph | 2mph | 1mph | 0mph |
| Dew | 60° | 60° | 59° | 60° | 60° | 61° |
| RunScore | | | | | | |
Cannonball Marathon 2016
Oct 15, 2016
Partly cloudy throughout the day.
Low: 53°, High: 73°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|
| Temp | 55° | 56° | 59° | 61° | 65° | 67° |
| Feel | 55° | 56° | 59° | 61° | 65° | 67° |
| Rain | - | - | - | - | - | - |
| Wind | 4mph | 3mph | 5mph | 1mph | 1mph | 5mph |
| Dew | 52° | 52° | 52° | 53° | 54° | 54° |
| RunScore | | | | | | |