Rainy Season Training Strategies: Maintaining Training Quality and Safety in Monsoon Conditions

Riding with the Rain

From May to October each year, monsoon rains blanket East and Southeast Asia. For cyclists living in Taiwan, the plum rain season (May-June) brings weeks of continuous rainfall, followed by the typhoon season (July-October) with its violent storms. If you choose to stay home every rainy day, you’ll be unable to ride outdoors for nearly half the year.

This is devastating to training continuity. But the good news is that with the right strategies, equipment, and mindset, you can not only maintain your training during the rainy season but even use this time to build a unique competitive advantage.

Risk Assessment for Rainy Season Training

When You Can Ride and When You Must Stop

First, establish a clear decision-making framework:

Green Light: Safe to Ride

• Steady light rain or intermittent showers
• Temperatures above 18°C
• Wind speeds below 30 km/h
• Good visibility (over 200 meters)
• No standing water on the road

Yellow Light: Extra Caution Required

• Moderate rainfall
• Fog in mountainous areas with reduced visibility
• Potential rockfall risk on certain sections
• Temperatures 15-18°C (wind chill may lead to hypothermia)

Red Light: Do Not Ride Outdoors

• Heavy rain advisory
• During typhoon warnings
• Thunderstorm weather
• Rapidly rising streams and flooding in low-lying areas
• Visibility below 50 meters
• Sustained strong winds exceeding 40 km/h

Main Risks of Riding in the Rain

1. Slippery Roads: Braking distance increases 2-3 times, especially on road markings, manhole covers, and metal surfaces
2. Reduced Visibility: You can’t see the road clearly, and vehicles can’t see you
3. Dropping Body Temperature: Soaked clothing combined with wind chill can lead to hypothermia
4. Mechanical Failures: Wet conditions increase the risk of flats and brake failure
5. Hidden Road Hazards: Standing water can conceal potholes and debris

Rainy Day Riding Equipment

Bike Setup

Tires

Tire selection is the most critical safety factor for wet riding:

• Tire Width: Use wider tires of 28-32mm to increase the contact patch
• Tire Pressure: Reduce by 10-15 PSI to improve grip
• Tread Pattern: While tread patterns on road tires have limited effect in the rain, tires with micro-tread perform slightly better than fully slick tires
• Rubber Compound: Choose soft-compound all-weather tires such as the Continental GP5000 AS or Pirelli Cinturato

Fenders

• Full-length fenders provide the best protection
• Short clip-on fenders are a compromise
• At minimum, install a rear fender—it protects your back and riders behind you

Braking System

• Disc Brakes: Performance in the rain is far superior to rim brakes, making them the first choice for rainy season riding
• Rim Brake Users: Switch to wet-weather-specific brake pads (such as SwissStop Blue)

Lighting System

• Front Light: At least 200 lumens in flashing mode
• Rear Light: At least 100 lumens in daytime running light mode
• Side Reflectivity: Rim reflectors or spoke reflectors
• Principle: Better too bright than too dim

Apparel

Waterproof Jacket

• Gore-Tex or eVent Fabric: Truly waterproof yet breathable
• Taped Seams: Ensure no water seeps through the seams
• Ventilation Design: Back vents help expel moisture
• Reflective Elements: Increase visibility

Waterproof Shoe Covers

• Choose high-top covers that extend to mid-calf
• Silicone soles provide grip when walking
• Ensure compatibility with your cycling shoes

Visor and Eyewear

• Helmet Visor: Channels rain away from your face and eyes
• Clear or Light Yellow Lenses: Enhance visual clarity in the rain
• Anti-Fog Treatment: Use anti-fog spray or choose anti-fog lenses

Gloves

• Thin waterproof gloves maintain grip feel
• Inner moisture-wicking material keeps hands dry
• Touchscreen compatibility (for operating bike computers and phones)

Rainy Day Riding Techniques

Cornering Technique

Cornering in the rain is when crashes are most likely:

1. Complete braking on the straight: Reduce to a safe speed before entering the corner
2. Reduce lean angle: Shift your weight to the outside to keep the bike more upright
3. Avoid riding on white lines and road markings: These are extremely slippery when wet
4. Avoid manhole covers and metal grates: Sometimes it’s better to take a detour than to take the risk
5. Apply power smoothly: Avoid sudden acceleration or braking mid-corner

Braking Technique

• Brake early: Allow 2-3 times more braking distance than usual
• Apply progressively: Avoid sudden braking that locks up the wheels
• Balance front and rear: Front-wheel skids are more likely in the rain, so pay attention to front/rear brake force distribution
• Pre-brake for rim brakes: Lightly touch the brake pads before you need to brake to clear the water film off the rims

Visibility Management

• Frequently shake your head to clear water droplets from your glasses
• Use your visor to block direct rain
• Watch road reflections to gauge water depth
• Maintain a greater safety distance when drafting (spray kicked up by the rider ahead severely impairs visibility)

Indoor Training Strategies for the Rainy Season

The Role of the Trainer

On days when you truly cannot ride outdoors (heavy rain, typhoons), an indoor trainer is your best ally. Modern smart trainers and virtual riding platforms (such as Zwift, TrainerRoad) can deliver high-quality structured training.

Rainy Season Training Plan Structure

A “3+2” weekly training pattern is recommended:

• 3 days outdoors: Choose days with relatively acceptable weather for long rides and outdoor training
• 2 days indoors: Use the trainer for high-intensity interval training
• 1 day cross-training: Swimming, yoga, or weight training
• 1 day rest

Key Rainy Season Indoor Workouts

High-Intensity Interval Day

The indoor trainer is the perfect tool for interval training, unaffected by road conditions and traffic:

• VO2max Intervals: 5 x 4 minutes @ 105-115% FTP, 3 minutes rest
• Threshold Training: 2 x 20 minutes @ 95-100% FTP
• Anaerobic Capacity: 8 x 30 seconds all-out sprints, 4 minutes rest

Long Endurance Day

If you can’t get outside for a long ride:

• 2-3 hours of steady Zone 2 riding (with videos or virtual riding)
• Join a Zwift group ride to add enjoyment
• Change positions every 30 minutes to reduce discomfort

Post-Ride Bike Maintenance

Maintenance after rainy rides is critical:

Immediate Care (within 30 minutes of getting home)

1. Rinse the entire bike with clean water, especially the drivetrain
2. Dry the frame and components with a dry cloth
3. Lubricate the chain (use wet lube after drying)
4. Check brake pads/rotors for wear

Regular Maintenance (every 2-4 wet rides)

• Remove and clean hubs and bearings
• Check cables for water ingress
• Replace brake pads/rotors (if needed)
• Inspect the carbon frame for cracks (water can seep into micro-cracks and expand when frozen)

Long-Term Protection

• Spray anti-rust oil inside the frame
• Apply waterproof grease to seatpost and handlebar contact surfaces
• Replace cables regularly (after the rainy season)
• Replenish waterproof grease in bearings

Psychological Strategies for the Rainy Season

Mindset Adjustment

Days of continuous rain can easily sap your training motivation. Here are strategies for maintaining a positive mindset:

• Accept rather than resist: Rain is part of the environment—learn to coexist with it
• Set indoor goals: Challenge personal records on Zwift or complete specific routes
• Build community: Join online indoor training communities for mutual encouragement
• Practice gratitude: Rainy days are a great opportunity to build mental resilience

Building an Advantage Through the Rainy Season

While other riders rest because of the rain, you keep training—that’s where your advantage comes from. When the rainy season ends, you’ll find that you haven’t just maintained your fitness; you’ve also gained:

• Stronger wet-riding skills
• Better bike handling ability
• Greater mental toughness
• A more refined indoor training system

Conclusion

Monsoon season is not an interruption to training—it’s a transformation of training. With the right equipment, techniques, and mindset, you can continue to progress safely through the rainy season. When the sun finally shines again, you’ll find yourself stronger and more complete than those who chose to wait.

Every pedal stroke in the rain is a test of will. Embrace the rainy season. Embrace growth.

Related Reading

• The Complete Guide to Riding in the Rain: Equipment, Techniques, and Safety Tips
• The Complete Guide to Rainy Season Riding: Safe Training Tips for Taiwan’s Plum Rain and Typhoon Season
• Riding Safety During Taiwan’s Typhoon and Plum Rain Season: When Not to Ride
• Rainy Day Cycling Safety Guide: Survival Rules for Slippery Roads