Astana Triathlon 70.3 — 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
13°C
Water Temp
ocean
58%
Humidity
27%
Rain Chance
15 km/h
Wind
junio
Race Month
Sunday
Typical conditions in Astana
🏊 Swim Conditions
Water Temperature
13°C
Very cold water — expect shock on entry. Practice cold water acclimation.
Wetsuit Strategy
conditional
Conditional on race-day water temp. Threshold: 24.5°C. Bring your wetsuit and decide on race morning.
Water Conditions
ocean — calm
Ocean swim — expect some chop, possible currents. Practice sighting in open water and surf entries/exits.
🚴 Bike Conditions
Wind Impact
15 km/h
Light winds — standard conditions. Maintain steady effort.
Temperature on the Bike
15°C (58% humidity)
Cool — wear arm warmers or a gilet for the first half. Warm up well after the swim.
Bike Course Profile
flat · ↑206m
Flat course — maintain a consistent aero position and power output.
🏃 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, flat profile with ↑30m of elevation gain. This is a 2-lap course — use the first lap to find your rhythm, then execute on the second.
💧 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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