Date
Sat, 18 Sept 2027
Venue
Waterfront Park, Sister Bay, Wisconsin
Sister Bay, Door County
Countdown
September
The metric century: 105 km out of Sister Bay with a modest 677 m of climbing. A solid day out without going the full hundred miles.
Key facts
01Open to riders of all abilities
02Start whenever suits you; 07:00 is the suggested start
Create a free training plan for the Peninsula Century Fall Challenge 105 km
7-day free trial, no card required
The course
The route
Sister Bay
Distance105km
Total climb677m
StartElevation
0 kmDrag map to rotate103.1 km
Weather
Mid-September, Sister Bay
19°CTypical high
16°CTypical low
9°CColdest in 20 years
32%Days with rain
Highs around 19°C and lows around 16°C, but it has dropped to 9°C. Rain on 32% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the Peninsula Century Fall Challenge 105 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Peninsula Century Fall Challenge 105 km plan targets
Typical sessions
105 km with 677 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Group rides for drafting and bunch-riding skills
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Peninsula Century Fall Challenge 105 km plan.
7-day free trial, no card required.
Other races at Peninsula Century Fall Challenge
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