Niagara Ultra Races Marathon

Niagara-on-the-Lake, ON, Canada • June 20, 2026

Race Day Weather

clear-day
63°
74° high
Breezy
Dry

Warming day, adjust pace early

Runners will face a temperature rise from 63°F to 73°F, with average humidity at 73% and a dew point of 59°F. A light headwind at 8 mph will be present throughout. Given the heat and humidity, it's advisable for runners to start conservatively and hydrate frequently.

Race day forecast available in 74 days
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Area Map

Course Map

Course Map Unavailable

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FAQ

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When is the 2026 Niagara Ultra Races Marathon?

The 2026 Niagara Ultra Races Marathon will be held on Saturday June 20, 2026.

Is the Niagara Ultra Races Marathon a Boston Marathon Qualifier?

Yes, the Niagara Ultra Races Marathon is an official Boston Marathon qualifier.

What is the time limit for the Niagara Ultra Races Marathon?

The time limit for the Niagara Ultra Races Marathon is 6 hours.

What will the weather be like for the 2026 Niagara Ultra Races Marathon?

The forecast calls for a high of 74°F and a low of 63°F with a 0% chance of rain.

Historical Weather

Based on 24 years of data
Avg Temp
73°F
L:64° H:73°
RunScore
7
Conditions
Rain Freq
25%
6 of 24 yrs
Wind9mph
Dew57°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults

2025 Niagara Ultra Races Marathon

Clear conditions throughout the day with morning rain.

2025
rain
66°/82°Light
7

2024 Niagara Ultra Races Marathon

Clear conditions throughout the day.

2024
clear-day
60°/65°-
8

2023 Niagara Ultra Races Marathon

Clear conditions throughout the day.

2023
clear-day
61°/73°-
8

2022 Niagara Ultra Races Marathon

Clearing in the afternoon.

2022
cloudy
56°/63°-
6

2019 Niagara Ultra Races Marathon

Partly cloudy throughout the day with late afternoon rain.

2019
clear-day
64°/67°-
7

2018 Niagara Ultra Races Marathon

Clear conditions throughout the day.

2018
clear-day
63°/77°-
8

2017 Niagara Ultra Races Marathon

Clearing in the afternoon.

2017
cloudy
71°/85°-
7

2016 Niagara Ultra Races Marathon

Becoming cloudy in the afternoon.

2016
clear-day
66°/78°-
8

2015 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2015
clear-day
58°/65°-
9

2014 Niagara Ultra Races Marathon

Partly cloudy throughout the day with morning rain.

2014
cloudy
54°/63°Light
7

2013 Niagara Ultra Races Marathon

Partly cloudy throughout the day with late afternoon rain.

2013
clear-day
69°/80°-
7

2012 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2012
clear-day
64°/74°-
8

2011 Niagara Ultra Races Marathon

Partly cloudy throughout the day with a chance of rain throughout the day.

2011
rain
65°/73°Light
8

2010 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2010
clear-day
73°/78°-
6

2009 Niagara Ultra Races Marathon

Partly cloudy throughout the day with a chance of rain throughout the day.

2009
rain
59°/61°Light
7

2008 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2008
cloudy
54°/59°-
8

2007 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2007
clear-day
59°/66°-
9

2006 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2006
cloudy
62°/71°-
8

2005 Niagara Ultra Races Marathon

Partly cloudy throughout the day with late afternoon rain.

2005
clear-day
76°/86°-
6

2004 Niagara Ultra Races Marathon

Partly cloudy throughout the day with a chance of rain throughout the day.

2004
clear-day
55°/66°Light
7

2003 Niagara Ultra Races Marathon

Partly cloudy throughout the day with early morning rain.

2003
partly-cloudy-day
67°/79°-
8

2002 Niagara Ultra Races Marathon

Partly cloudy throughout the day.

2002
partly-cloudy-day
65°/80°-
8

2001 Niagara Ultra Races Marathon

Partly cloudy throughout the day with rain.

2001
partly-cloudy-day
75°/86°Light
7

2000 Niagara Ultra Races Marathon

Partly cloudy throughout the day with rain.

2000
cloudy
64°/78°-
8

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