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Race Overview
The Suffolk County Marathon is an annual marathon, half marathon, 10K and 5K race weekend held each October on Long Island, New York, with proceeds benefiting local veterans' services. The Sunday races start in Babylon Village and run east along Montauk Highway before crossing the Robert Moses Causeway to Captree and back, finishing at Gardiner County Park in Bay Shore. A companion 5K and kids' fun run take place the day before at Gardiner County Park. The race has run since 2015 under organizer Race Awesome, and its marathon and half marathon courses are USATF certified, with the marathon serving as a Boston Marathon qualifier.
WikipediaFAQ
When is the 2026 Suffolk County Marathon?
The 2026 Suffolk County Marathon will be held on Sunday October 18, 2026.
Is the Suffolk County Marathon a Boston Marathon Qualfier?
Yes, the Suffolk County Marathon is an official Boston Marathon qualifier.
What is the time limit for the Suffolk County Marathon?
The time limit for the Suffolk County Marathon is 6.5 hours.
Suffolk County Marathon Course Map
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Suffolk County Marathon Weather History
Suffolk County Marathon Weather Averages
Average Temp: 56°, Average Low: 49°, Average High: 63°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 52° | 56° | 58° | 60° | 61° | 62° | 62° |
| Feel | 51° | 55° | 58° | 60° | 61° | 62° | 62° |
| Rain | - | - | - | - | - | - | - |
| Wind | 7mph | 9mph | 11mph | 10mph | 12mph | 14mph | 13mph |
| Dew | 48° | 50° | 49° | 49° | 47° | 47° | 48° |
| RunScore |  | |  | | | | |
Suffolk County Marathon 2025
Oct 19, 2025
Partly cloudy throughout the day.
Low: 50°, High: 69°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 57° | 64° | 66° | 68° | 68° | 69° | 69° |
| Feel | 57° | 64° | 66° | 68° | 68° | 69° | 69° |
| Rain | - | - | - | - | - | - | - |
| Wind | 6mph | 11mph | 15mph | 13mph | 18mph | 18mph | 18mph |
| Dew | 54° | 57° | 57° | 57° | 57° | 57° | 58° |
| RunScore |  | | | |  | | |
Suffolk County Marathon 2024
Oct 20, 2024
Clear conditions throughout the day.
Low: 44°, High: 74°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp |  48° | 57° | 62° | 67° | 71° | 73° | 74° |
| Feel | 48° | 57° | 62° | 67° | 71° | 73° | 74° |
| Rain | - | - | - | - | - | - | - |
| Wind | 0mph | 4mph | 4mph | 3mph | 5mph | 5mph | 5mph |
| Dew | 46° | 50° | 46° | 44° | 41° | 38° | 39° |
| RunScore | | | | | | | |
Suffolk County Marathon 2023
Oct 22, 2023
Partly cloudy throughout the day.
Low: 47°, High: 58°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 51° | 53° |  55° | 56° | 56° | 57° | 57° |
| Feel | 51° | 53° | 55° | 56° | 56° | 57° | 57° |
| Rain | - | - | - | - | - | - | - |
| Wind | 10mph | 11mph | 16mph | 14mph | 17mph | 21mph | 24mph |
| Dew | 44° | 44° | 43° | 43° | 40° | 39° | 38° |
| RunScore | | | | | | | |
Suffolk County Marathon 2022
Oct 23, 2022
Cloudy skies throughout the day with rain.
Low: 54°, High: 61°, Moderate Rain
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 57° | 58° | 59° | 60° | 61° |  58° | 58° |
| Feel | 57° | 58° | 59° | 60° | 61° | 58° | 58° |
| Rain | - | - | - | - | - | light | light |
| Wind | 9mph | 9mph | 9mph | 10mph | 12mph | 12mph | 10mph |
| Dew | 52° | 52° | 50° | 50° | 51° | 51° | 52° |
| RunScore | | | | | | | |
Suffolk County Marathon 2021
Oct 24, 2021
Becoming cloudy in the afternoon.
Low: 43°, High: 60°
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 44° | 51° | 54° | 56° | 58° | 59° | 57° |
| Feel | 44° | 51° | 54° | 56° | 58° | 59° | 57° |
| Rain | - | - | - | - | - | - | - |
| Wind | 1mph | 5mph | 4mph | 4mph | 1mph | 7mph | 9mph |
| Dew | 43° | 46° | 44° | 44° | 39° | 41° | 43° |
| RunScore | | | | | | | |
Suffolk County Marathon 2019
Oct 27, 2019
Partly cloudy throughout the day with rain in the morning and afternoon.
Low: 56°, High: 68°, Heavy Rain
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 58° | 58° | 59° | 59° | 60° | 61° | 63° |
| Feel | 58° | 58° | 59° | 59° | 60° | 61° | 63° |
| Rain | light | light | light | light | moderate | moderate | heavy |
| Wind | 17mph | 16mph | 21mph | 17mph | 21mph | 23mph | 11mph |
| Dew | 54° | 56° | 57° | 58° | 59° | 61° | 63° |
| RunScore | |  |  | | | | |
Suffolk County Marathon 2018
Oct 28, 2018
Cloudy skies throughout the day with early morning rain.
Low: 46°, High: 54°, Light Rain
| Time | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|
| Temp | 46° | 48° | 51° | 52° | 52° | 53° | 53° |
| Feel | 43° | 44° | 51° | 52° | 52° | 53° | 53° |
| Rain | - | - | - | - | - | - | - |
| Wind | 6mph | 9mph | 10mph | 11mph | 11mph | 13mph | 16mph |
| Dew | 45° | 45° | 46° | 46° | 44° | 44° | 43° |
| RunScore | | | | | | | |