The 2026 Treherne 5K has concluded.Share your finish

Treherne 5K

Race complete
Treherne, MB, Canada · September 20, 2026·
clear-day46°·48° high·Light·Dry
10
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Race Day Weather

clear-day
46°at start
62° high
Light
Dry
Your goal
0:00:00

Cool start — fast day potential, big temp swing

A cool 46°F at the start line is ideal for fast times — expect to warm up quickly once you're moving. Temps will climb significantly to 62°F by later miles, so expect fading conditions as the race progresses. Light winds shouldn't be a major factor for pacing. Moderate humidity at 76% is worth noting for effort level, especially in later miles.

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Pace Calculator

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We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Plan

Get your personalized Treherne 5K race plan

A mile-by-mile breakdown of where your time goes, weather-adjusted splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide, all built around your goal and race-day conditions.

Race Pace
Weather Splits
Nutrition
Gear & Packing
T-Minus
Carb Tracker
Spectator Guide
Race Band

Race Info

The 5K is the shorter road option on race Sunday in Treherne, a small Manitoba town about an hour from Winnipeg. It starts and finishes in town and gives runners a taste of the rolling terrain that gives the full marathon its reputation. Refreshments are served at the Treherne Community Hall afterward.

Race weekend

FAQ

When is the 2026 Treherne 5K?

The 2026 Treherne 5K will be held on Sunday September 20, 2026.

What will the weather be like for the 2026 Treherne 5K?

The forecast calls for a high of 62°F and a low of 42°F with a 0% chance of rain. Check our detailed hourly forecast above for the best 5K race plan.

Historical Weather

Based on 19 years of data
Avg Temp
55°F
L:53° H:56°
RunScore
8
Conditions
Rain Freq
21%
4 of 19 yrs
Wind9mph
Dew48°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
cloudy
46°/48°-
10
2025
clear-day
56°/60°-
7
2024
partly-cloudy-day
48°/52°-
10
2023
rain
61°/61°Light
6
2022
clear-day
52°/56°-
9
2019
rain
40°/40°Light
9
2018
partly-cloudy-day
33°/35°-
9
2016
rain
58°/63°Light
7
2015
partly-cloudy-day
64°/68°-
5
2014
clear-day
58°/64°-
6
2013
cloudy
57°/62°Light
7
2012
partly-cloudy-day
54°/60°-
8
2011
clear-day
66°/69°-
5
2010
clear-day
55°/59°-
8
2009
clear-day
61°/65°-
6
2008
clear-day
48°/50°-
9
2007
clear-day
55°/63°-
8
2006
clear-day
48°/49°-
9
2005
clear-day
48°/51°-
10