The 2025 event has concluded.

Toronto Waterfront Marathon

Toronto, ON, Canada • October 19, 2025
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rain Clear conditions throughout the day with rain.

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Distance: 26.2mi
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The Toronto Waterfront Marathon is an annual marathon held in Toronto, Ontario, Canada in October. The race day also includes a half marathon and 5 km race. Wikipedia

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When is the 2025 Toronto Waterfront Marathon?

The 2025 Toronto Waterfront Marathon will be held on Sunday October 19, 2025.

Is the Toronto Waterfront Marathon a Boston Marathon Qualfier?

Yes, the Toronto Waterfront Marathon is an official Boston Marathon qualifier.

What is the time limit for the Toronto Waterfront Marathon?

The time limit for the Toronto Waterfront Marathon is 6.5 hours.

Historical Weather

Based on 23 years of data
Avg Temp
61°F
L:54°H:62°
RunScore
8
Conditions
Rain Freq
26%
6 of 23 yrs
Wind11mph
Dew49°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults

2024 Toronto Waterfront Marathon

Clear conditions throughout the day.

2024
clear-day
51°/69°-
8

2023 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2023
partly-cloudy-day
49°/51°-
7

2022 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2022
clear-day
47°/57°-
9

2019 Toronto Waterfront Marathon

Clearing in the afternoon.

2019
partly-cloudy-day
48°/59°-
9

2018 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2018
clear-day
36°/43°-
7

2017 Toronto Waterfront Marathon

Clear conditions throughout the day.

2017
clear-day
56°/71°-
8

2016 Toronto Waterfront Marathon

Partly cloudy throughout the day with rain.

2016
cloudy
64°/70°Light
7

2015 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2015
partly-cloudy-day
37°/43°-
8

2014 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2014
clear-day
40°/47°-
8

2013 Toronto Waterfront Marathon

Clear conditions throughout the day.

2013
clear-day
43°/56°-
8

2012 Toronto Waterfront Marathon

Cloudy skies throughout the day with a chance of rain throughout the day.

2012
rain
58°/66°Light
8

2011 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2011
cloudy
50°/55°-
7

2010 Toronto Waterfront Marathon

Clear conditions throughout the day.

2010
clear-day
52°/62°-
9

2009 Toronto Waterfront Marathon

Partly cloudy throughout the day with rain clearing later.

2009
partly-cloudy-day
63°/68°-
8

2008 Toronto Waterfront Marathon

Partly cloudy throughout the day with rain.

2008
partly-cloudy-day
64°/72°Light
8

2007 Toronto Waterfront Marathon

Clear conditions throughout the day.

2007
clear-day
61°/71°-
8

2006 Toronto Waterfront Marathon

Cloudy skies throughout the day with a chance of rain throughout the day.

2006
partly-cloudy-day
65°/68°Light
6

2005 Toronto Waterfront Marathon

Partly cloudy throughout the day with rain in the morning and afternoon.

2005
partly-cloudy-day
66°/74°Light
8

2004 Toronto Waterfront Marathon

Clear conditions throughout the day.

2004
clear-day
59°/69°-
8

2003 Toronto Waterfront Marathon

Partly cloudy throughout the day.

2003
partly-cloudy-day
55°/63°-
8

2002 Toronto Waterfront Marathon

Cloudy skies throughout the day with a chance of rain throughout the day.

2002
cloudy
67°/71°Light
8

2001 Toronto Waterfront Marathon

Clear conditions throughout the day.

2001
clear-day
61°/68°-
9

2000 Toronto Waterfront Marathon

Clearing in the afternoon with early morning rain.

2000
clear-day
55°/60°-
8
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