Preparing for the Half Distance Triathlon Boise means understanding the course and training with intention. This 70.3-mile event begins with a 1.2-mile swim in the clear, calm waters of Lucky Peak Reservoir, where temperatures average 72°F (22°C)—ideal for wetsuit-legal conditions. Athletes then take on a scenic 56-mile bike course featuring rolling terrain through the rural outskirts of Boise, transitioning downtown for a fast, flat 13.1-mile run along the Boise River Greenbelt. With summer highs near 81°F (27°C), the environment demands heat acclimation, strong pacing, and structured preparation.
🔥 The 36-Week Half Distance Triathlon Intermediate Training Plan is built specifically for athletes targeting events like Boise. Here's how this plan prepares you:
✅ Foundational Fitness: The opening 12 weeks develop your aerobic engine and durability, regardless of your starting fitness level—perfect for handling Boise’s steady swim and bike demands.
✅ Targeted Strength & Technique: Early strength training and swim technique drills help you build muscular balance and injury resistance, critical for Boise’s wetsuit-legal swim and hilly ride.
✅ Progressive Volume & Intensity: From week 13 on, you’ll steadily build from 7 to ~12.5 training hours/week. Strategic increases prepare you to handle Boise’s longer bike leg and maintain strong run form in warm conditions.
✅ Race-Specific Workouts: Brick sessions simulate race-day transitions. Vo2 max intervals, anaerobic threshold sessions, and endurance track work sharpen speed and resilience for Boise’s final 13.1-mile run.
✅ Course & Weather Readiness: Long outdoor sessions and heat-adaptive workouts ensure you’re mentally and physically ready for the Boise terrain and temperatures.
📹 Video-guided swim drills, structured HR/power-based intervals, and strength sessions support performance and reduce injury risk—especially important for the rolling bike course and repetitive footstrike of a flat half marathon.
👟 Build confidence, train smart, and race strong with email coach-supported guidance. Each plan includes personalized email support, so you’re never alone on your journey.
🎯 Start your Boise training today—prepare with purpose and finish with confidence.
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Every level. Every Training Plan. One simple price: just $6 a week—and the plan is yours to keep and reuse forever. Welcome to the Andiamo²® family, where your goals, lifestyle, and personal best come first. Based in Austin, Texas, we offer in-person and remote triathlon coaching plus structured training plans that give every workout a clear purpose. Whether you’re preparing for your first race or your next breakthrough, you’ll have experienced guidance every step of the way.