Calgary Triathlon Sprint — Weather Guide

Historical weather data for race day in junio. Use this to plan your race strategy across all three disciplines.

15°C

Air Temp

9°–19°C

12°C

Water Temp

lake

42%

Humidity

40%

Rain Chance

19 km/h

Wind

junio

Race Month

Saturday

Typical race-day conditions: 15°C with 42% humidity.

🏊 Swim Conditions

Water Temperature

12°C

Very cold water — expect shock on entry. Practice cold water acclimation.

Wetsuit Strategy

allowed

Wetsuits are allowed and recommended given water temperature.

Water Conditions

lake — calm

Lake swim — typically calm conditions. Good for predictable pacing.

🚴 Bike Conditions

Wind Impact

19 km/h

Light winds — standard conditions. Maintain steady effort.

Temperature on the Bike

15°C (42% humidity)

Cool — wear arm warmers or a gilet for the first half. Warm up well after the swim.

Bike Course Profile

rolling · ↑147m

Undulating course. Use momentum on descents, stay steady on the rises.

🏃 Run Conditions

Heat & Humidity Impact

Cool running conditions (15°C). You may warm up quickly off the bike. Consider discarding extra layers at T2 if you're warm.

Run Course Terrain

road surface, rolling profile with ↑95m of elevation gain.

💧 Hydration & Nutrition Strategy

Before the Race

Normal hydration. Drink to thirst in the 24–48 hours before. Avoid over-hydrating.

On the Bike

Aim for 500–750ml per hour. Start fueling early — 60–90g carbs/hour from gels, bars, and sports drink.

On the Run

Drink at aid stations every 2–3km. Continue 30–60g carbs/hour. Your gut may be sensitive after the bike — use what you practiced in training.

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