Runners will face temperatures rising from 59°F at the start to a warm 73°F by the finish. With humidity at 71%, pacing adjustments are crucial for comfort. The wind will be light at 10 mph from the SSW, so it won't significantly impact performance. Staying hydrated frequently will be essential as the race progresses.

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Distance: 26.2mi

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Race Info

The Overlander Sports Marathon is an annual road race held in Yellowknife, Northwest Territories, organized by the Yellowknife Multisport Club. It offers quarter (10.55 km), half (21.1 km), and full marathon (42.2 km) distances on a loop course through Old Town, the Frame Lake Trail, and Old Airport Road. The race starts and finishes at Overlander Sports, with proceeds supporting the Arctic Indigenous Wellness Foundation.

Website

Race weekend

Sunday, August 23

8:00 AMMarathon (26.2 mi)

Half Marathon (13.1 mi)

Quarter Marathon (6.6 mi)

Course Map

FAQ

When is the 2026 Overlander Sports Marathon?

The 2026 Overlander Sports Marathon will be held on Sunday August 23, 2026.

What will the weather be like for the 2026 Overlander Sports Marathon?

The forecast calls for a high of 75°F and a low of 59°F with a 0% chance of rain.

Historical Weather

Based on 10 years of data

Avg Temp

59°F

L:55° H:62°

RunScore

Conditions

Rain Freq

20%

2 of 10 yrs

Wind9mph

Dew52°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Overlander Sports Marathon Partly cloudy throughout the day. 2025	63°/70°	-	57°
2024 Overlander Sports Marathon Partly cloudy throughout the day. 2024	57°/64°	-	55°
2023 Overlander Sports Marathon Partly cloudy throughout the day. 2023	54°/68°	-	48°
2022 Overlander Sports Marathon Partly cloudy throughout the day. 2022	52°/62°	-	50°
2019 Overlander Sports Marathon Partly cloudy throughout the day with rain. 2019	50°/52°	Light	48°
2018 Overlander Sports Marathon Partly cloudy throughout the day with rain. 2018	46°/55°	-	47°
2017 Overlander Sports Marathon Partly cloudy throughout the day with rain. 2017	55°/57°	Light	55°
2016 Overlander Sports Marathon Partly cloudy throughout the day. 2016	59°/69°	-	52°
2014 Overlander Sports Marathon Partly cloudy throughout the day. 2014	57°/59°	-	49°
2013 Overlander Sports Marathon Cloudy skies throughout the day with early morning rain. 2013	57°/63°	-	58°

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