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Niagara Ultra Races Marathon

Niagara-on-the-Lake, ON, Canada

Partly cloudy throughout the day.

partly-cloudy-night
6
Light Rain
30%
partly-cloudy-day
6
Light Rain
35%
Details
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
Light Rain
25%
Pre-Race
Race
Post-Race
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Race Overview

The Niagara Ultra Races take place each June in Niagara-on-the-Lake, Ontario, following the Niagara Parkway along the Niagara River toward Niagara Falls. The event offers five distances: 80K, 50K, marathon, half marathon, and 10K. The marathon and half marathon are advertised as Boston Marathon qualifiers. The race is organized by the St. Catharines Roadrunners and Walkers and reached its 32nd running in 2026.
Wikipedia

FAQ

When is the 2027 Niagara Ultra Races Marathon?

The 2027 Niagara Ultra Races Marathon will be held on Saturday June 26, 2027.

Is the Niagara Ultra Races Marathon a Boston Marathon Qualfier?

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.

Niagara Ultra Races Marathon Course Map

Loading Course Map...

Niagara Ultra Races Marathon Weather History

Niagara Ultra Races Marathon Weather Averages

Average Temp: 68°, Average Low: 60°, Average High: 75°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
63°
64°
67°
68°
69°
71°
72°
Feel63°64°67°68°69°71°72°
Rain-------
Wind9mph
9mph
9mph
9mph
9mph
8mph
8mph
Dew54°55°55°55°55°55°55°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Niagara Ultra Races Marathon 2026

Jun 20, 2026
Becoming cloudy in the afternoon.
Low: 56°, High: 74°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 59°
clear-day 62°
clear-day 65°
clear-day 66°
clear-day 68°
clear-day 69°
partly-cloudy-day 69°
Feel59°62°65°66°68°69°69°
Rain-------
Wind9mph
11mph
11mph
12mph
13mph
12mph
10mph
Dew48°50°50°50°51°52°53°
RunScoreRun Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Niagara Ultra Races Marathon 2025

Jun 21, 2025
Clearing in the afternoon.
Low: 65°, High: 81°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM
Temp
cloudy 66°
clear-day 69°
clear-day 72°
clear-day 77°
partly-cloudy-day 76°
clear-day 77°
clear-day 80°
Feel66°69°72°77°76°77°82°
Rainlight------
Wind6mph
5mph
6mph
8mph
9mph
6mph
10mph
Dew63°64°65°66°65°67°66°
RunScoreRun Score: 9Run Score: 9Run Score: 8Run Score: 7Run Score: 7Run Score: 8Run Score: 6

Niagara Ultra Races Marathon 2024

Jun 15, 2024
Clear conditions throughout the day.
Low: 59°, High: 69°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 61°
clear-day 61°
clear-day 63°
clear-day 62°
clear-day 63°
clear-day 64°
clear-day 65°
Feel61°61°63°62°63°64°65°
Rain-------
Wind11mph
10mph
11mph
8mph
6mph
4mph
3mph
Dew54°53°53°49°50°49°47°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 9Run Score: 9Run Score: 9

Niagara Ultra Races Marathon 2023

Jun 17, 2023
Clear conditions throughout the day.
Low: 59°, High: 75°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 61°
clear-day 63°
clear-day 66°
clear-day 67°
clear-day 67°
clear-day 70°
clear-day 73°
Feel61°63°66°67°67°70°73°
Rain-------
Wind10mph
10mph
9mph
7mph
7mph
9mph
3mph
Dew56°56°57°55°56°57°57°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 9Run Score: 8Run Score: 8

Niagara Ultra Races Marathon 2022

Jun 18, 2022
Clearing in the afternoon.
Low: 55°, High: 66°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
cloudy 56°
partly-cloudy-day 57°
clear-day 58°
partly-cloudy-day 60°
partly-cloudy-day 61°
clear-day 62°
clear-day 63°
Feel56°57°58°60°61°62°63°
Rain-------
Wind23mph
20mph
19mph
19mph
19mph
18mph
18mph
Dew45°46°46°46°45°45°46°
RunScoreRun Score: 6Run Score: 6Run Score: 6Run Score: 6Run Score: 6Run Score: 7Run Score: 7

Niagara Ultra Races Marathon 2019

Jun 15, 2019
Partly cloudy throughout the day with late afternoon rain.
Low: 59°, High: 67°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 64°
clear-day 66°
clear-day 65°
cloudy 65°
cloudy 64°
partly-cloudy-day 66°
partly-cloudy-day 67°
Feel64°66°65°65°64°66°67°
Rain-------
Wind15mph
16mph
16mph
15mph
12mph
12mph
12mph
Dew50°51°51°52°54°53°54°
RunScoreRun Score: 7Run Score: 6Run Score: 7Run Score: 7Run Score: 8Run Score: 8Run Score: 7

Niagara Ultra Races Marathon 2018

Jun 16, 2018
Clear conditions throughout the day.
Low: 59°, High: 80°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 62°
clear-day 66°
clear-day 67°
clear-day 70°
partly-cloudy-day 73°
clear-day 73°
clear-day 77°
Feel62°66°67°70°73°73°77°
Rain-------
Wind4mph
3mph
4mph
5mph
7mph
4mph
6mph
Dew56°55°57°58°57°55°55°
RunScoreRun Score: 9Run Score: 8Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Niagara Ultra Races Marathon 2017

Jun 17, 2017
Clearing in the afternoon.
Low: 70°, High: 87°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
cloudy 71°
partly-cloudy-day 73°
partly-cloudy-day 78°
clear-day 78°
clear-day 80°
clear-day 81°
clear-day 85°
Feel71°73°78°78°80°83°87°
Rain-------
Wind7mph
5mph
9mph
10mph
9mph
8mph
11mph
Dew62°64°64°65°66°66°65°
RunScoreRun Score: 8Run Score: 8Run Score: 7Run Score: 7Run Score: 7Run Score: 7Run Score: 6

Niagara Ultra Races Marathon 2016

Jun 18, 2016
Becoming cloudy in the afternoon.
Low: 63°, High: 84°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 67°
partly-cloudy-day 68°
partly-cloudy-day 70°
partly-cloudy-day 73°
partly-cloudy-day 76°
partly-cloudy-day 78°
partly-cloudy-day 78°
Feel67°68°70°73°76°78°78°
Rain-------
Wind0mph
2mph
3mph
4mph
3mph
2mph
3mph
Dew50°54°54°53°52°49°49°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 7Run Score: 7

Niagara Ultra Races Marathon 2015

Jun 20, 2015
Partly cloudy throughout the day.
Low: 55°, High: 66°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 58°
partly-cloudy-day 59°
partly-cloudy-day 61°
partly-cloudy-day 64°
partly-cloudy-day 65°
partly-cloudy-day 65°
partly-cloudy-day 66°
Feel58°59°61°64°65°65°66°
Rain-------
Wind6mph
6mph
6mph
6mph
8mph
9mph
8mph
Dew51°53°54°55°56°58°58°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8

Niagara Ultra Races Marathon 2014

Jun 14, 2014
Partly cloudy throughout the day.
Low: 54°, High: 66°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM
Temp
cloudy 55°
cloudy 54°
partly-cloudy-day 55°
partly-cloudy-day 58°
partly-cloudy-day 58°
partly-cloudy-day 61°
partly-cloudy-day 63°
Feel55°54°55°58°58°61°63°
Rain---light---
Wind19mph
20mph
16mph
15mph
11mph
5mph
4mph
Dew46°46°47°47°47°48°50°
RunScoreRun Score: 6Run Score: 6Run Score: 7Run Score: 7Run Score: 8Run Score: 9Run Score: 9

Niagara Ultra Races Marathon 2013

Jun 22, 2013
Partly cloudy throughout the day.
Low: 63°, High: 81°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 69°
partly-cloudy-day 72°
partly-cloudy-day 75°
partly-cloudy-day 77°
partly-cloudy-day 80°
cloudy 78°
cloudy 78°
Feel69°72°75°77°80°78°78°
Rain-------
Wind9mph
11mph
12mph
11mph
13mph
11mph
10mph
Dew57°59°60°60°62°62°63°
RunScoreRun Score: 8Run Score: 8Run Score: 7Run Score: 7Run Score: 7Run Score: 7Run Score: 7

Niagara Ultra Races Marathon 2012

Jun 23, 2012
Partly cloudy throughout the day.
Low: 62°, High: 78°
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 64°
partly-cloudy-day 67°
partly-cloudy-day 69°
partly-cloudy-day 71°
partly-cloudy-day 71°
partly-cloudy-day 74°
partly-cloudy-day 74°
Feel64°67°69°71°71°74°74°
Rain-------
Wind7mph
10mph
7mph
7mph
6mph
7mph
6mph
Dew55°55°56°56°55°55°55°
RunScoreRun Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Niagara Ultra Races Marathon 2011

Jun 18, 2011
Partly cloudy throughout the day with a chance of rain throughout the day.
Low: 62°, High: 80°, Heavy Rain
Time7AM8AM9AM10AM11AM12PM1PM
Temp
clear-day 65°
rain 66°
partly-cloudy-day 68°
partly-cloudy-day 70°
partly-cloudy-day 71°
partly-cloudy-day 73°
partly-cloudy-day 74°
Feel65°66°68°70°71°73°74°
Rainlightlightlight-lightlightlight
Wind4mph
2mph
5mph
4mph
2mph
3mph
5mph
Dew61°60°59°58°57°56°57°
RunScoreRun Score: 9Run Score: 5Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8