Muskoka Marathon

Bracebridge, ON, Canada · October 4, 2026
partly-cloudy-day50°·61° high·Light·Rain possible
8
Register
Weather
Pace Calc
Course
Race Info
FAQ
History

Race Day Weather

partly-cloudy-day
50°at start
61° high
Light
Dry

Cool temps, light winds, hydration needed

Runners will face a cool start at 50°F, climbing to 61°F by the finish. With a light breeze from the S, wind will be a minor factor. Humidity is high at 78%, prompting hydration strategies to be prioritized. Although there's a light rain chance, it should not significantly affect performance.

Race day forecast available in 20 days
partly-cloudy-night9
partly-cloudy-night9
partly-cloudy-night7
partly-cloudy-day6
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9

Pace Calculator

Distance: 26.2mi
0:00:00
HH:MM:SS
Pace
—
Weather Adj.
—
Common Goals:

Get forecast alerts for Muskoka 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

The Muskoka Marathon offers a scenic, flat, and fast course along the Muskoka River, ideal for runners aiming for personal bests or Boston Marathon qualification. Participants can choose from distances ranging from 5 km to the full marathon, all set against the backdrop of vibrant autumn colors. The event also features family-friendly activities, including children's fun runs at Santa's Village Theme Park, creating a festive atmosphere for all ages.

Website
Area Map

Course Map

Course Map Unavailable

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

FAQ

Ask a Question about the Muskoka Marathon

Racecast Concierge (free during beta)

Ask a question about the Muskoka 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 Muskoka Marathon and general racecast.io updates.

When is the 2026 Muskoka Marathon?

The 2026 Muskoka Marathon will be held on Sunday October 4, 2026.

Is the Muskoka Marathon a Boston Marathon Qualifier?

Yes, the Muskoka Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 Muskoka Marathon?

The forecast calls for a high of 62°F and a low of 46°F with a 10% chance of rain.

Historical Weather

Based on 3 years of data
Avg Temp
72°F
L:45° H:72°
RunScore
8
Conditions
Rain Freq
0%
0 of 3 yrs
Wind6mph
Dew50°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2025 Muskoka Marathon

Clear conditions throughout the day.

2025
clear-day
55°/83°-
8

2024 Muskoka Marathon

Clear conditions throughout the day.

2024
clear-day
34°/61°-
8

2023 Muskoka Marathon

Clear conditions throughout the day.

2023
clear-day
46°/73°-
8

More ON Races

Mississauga Marathon
2027-04-25 · Mississauga, ON, Canada
Georgina Marathon
2026-09-13 · Georgina, ON, Canada
That Dam Hill Marathon
2026-09-19 · 42.200km · London, ON, Canada
The County Marathon
2026-10-04 · 42.200km · Wellington, ON, Canada
Ottawa Fall Colours Marathon
2026-10-10 · Ottawa, ON, Canada
Toronto Waterfront Marathon
2026-10-18 · Marathon · Toronto, ON, Canada
Free guidesMarathon Fueling Guide·Carb Loading Guide·Race Morning Guide·Race Day Gear Guide·Pacing Strategy Guide·Mental Strategy Guide

Race Day Alerts

Get notified when the Muskoka Marathon forecast shifts — so you can adjust your gear, pacing, and strategy.

Forecast shift alerts (temp, wind, rain)
Updates as weather changes leading up to race day
Max one message per day
Text Alerts

USA, UK, and Canada only. Standard rates apply.

or
Email Alerts

By subscribing you agree to receive race forecasts and racecast.io updates.

Submit a correction

Spot something wrong or missing for the Muskoka Marathon? Let us know and we'll update it.

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

Submit a race

Missing a race? Send it in and we'll add it to Racecast.