Blog

Aug 2025

How Professional Cyclists Use Weather Data to Win

WEATHER

Cycling

In the world of professional cycling, athletes push the limits of human endurance. Races are won and lost by razor-thin margins, where every decision can have a significant impact on the outcome. While training, nutrition, and equipment are all critical components of success, there is another, often overlooked, factor that plays a pivotal role: the weather. Professional cycling teams have become masters of meteorology, using sophisticated weather data to inform their strategies and gain a competitive edge.

The Unseen Competitor: Weather's Impact on a Race

For a professional cyclist, the weather is not just a backdrop for the race; it is an active participant. A sudden downpour can make roads treacherous, a strong headwind can drain a rider's energy, and scorching heat can lead to dehydration and exhaustion. Understanding and adapting to these changing conditions is a key part of modern cycling strategy. Teams that can accurately predict and plan for the weather are better equipped to make the tactical decisions that can lead to victory. This proactive approach to weather is what separates the best from the rest, turning a potential hazard into a strategic advantage.

From Forecast to Formation: Data-Driven Race Strategy

The use of weather data in professional cycling goes far beyond simply checking the morning forecast. Teams employ meteorologists and data analysts to provide detailed, real-time weather information throughout a race. This data is used to make a wide range of strategic decisions, including:

  • Pacing and Energy Conservation: On long stages, knowing when to push and when to conserve energy is vital. By analyzing wind forecasts, teams can identify sections of the course with tailwinds, where they can increase their speed with less effort, and sections with headwinds, where they might choose to ride in a peloton to draft and save energy.
  • Equipment and Gear Selection: The weather on race day can influence everything from the type of tires used to the clothing worn by the riders. In wet conditions, teams will opt for tires with better grip, while in hot weather, they will choose lightweight, breathable fabrics to help with cooling.
  • Nutrition and Hydration Plans: Temperature and humidity levels have a direct impact on a rider's hydration needs. Teams use this data to create personalized nutrition and hydration plans for each rider, ensuring they are properly fuelled and hydrated throughout the race to prevent cramping and fatigue.
  • Tactical Decision-Making: In the heat of a race, weather data can inform crucial tactical decisions. A sudden crosswind, for example, can be an opportunity for a well-prepared team to form an echelon and split the peloton, potentially leaving their rivals behind.

The Technology Behind the Win: OpenWeather's Contribution

To get the detailed and accurate weather data they need, professional cycling teams rely on powerful and reliable weather forecasting tools. This is where services like OpenWeather's One Call API 3.0 become invaluable. This API provides a comprehensive suite of weather data, including minute-by-minute forecasts for the next hour, hourly forecasts for up to 48 hours, and daily forecasts for up to 8 days. This level of detail allows teams to plan for every eventuality, from a sudden rain shower to a change in wind direction.

In addition to real-time data, teams also use historical weather information to prepare for races. By analyzing past weather patterns for a specific race or region, they can gain insights into the likely conditions they will face. OpenWeather's Historical Weather Data Collection is an essential tool for this type of analysis, providing access to a vast archive of historical weather data. This allows teams to simulate race conditions in their training and develop strategies based on years of weather trends.

A New Era of Cycling

The integration of advanced weather data has transformed professional cycling into a more strategic and calculated sport. Teams are no longer just reacting to the weather; they are actively using it to their advantage. By harnessing the power of data and technology, they are able to make smarter decisions, optimize their performance, and ultimately, cross the finish line first. As weather forecasting technology continues to evolve, its role in professional cycling is only set to grow, pushing the boundaries of what is possible in this demanding sport.