Staying Warm Onboard a Boat: The Do’s and Don’ts

Boating in cooler weather can be a rewarding experience—quieter waterways, breathtaking fall scenery, and peaceful time on the water. But staying warm on board is key to keeping your adventure enjoyable. Whether you’re planning a winter voyage or just dealing with an unexpected cold snap, maintaining comfort while boating is essential for both safety and pleasure. This guide covers everything you need to know, including what to do (and what not to do) to stay warm on your boat, along with some product recommendations, prices, and specs.

The Do’s of Staying Warm Onboard a Boat

1. Dress in Layers

Layering is one of the most effective ways to stay warm because it allows you to adjust to fluctuating temperatures. Each layer has a role:

  • Base Layer: Wicks moisture away from your skin, keeping you dry. Merino wool or synthetic fibers like polyester work well.
  • Mid Layer: Provides insulation to trap body heat. Fleece or down jackets are great options.
  • Outer Layer: Protects you from the elements, especially wind and water. Look for waterproof and windproof jackets made from Gore-Tex or similar materials.

Product Recommendation:

  • Patagonia Capilene Midweight Base Layer (Top & Bottom)
    Price: $69 (top), $69 (bottom)
    Specs: Made of 100% recycled polyester, this base layer is moisture-wicking and offers excellent breathability.
  • North Face ThermoBall Eco Jacket
    Price: $199
    Specs: Lightweight, synthetic insulation that retains warmth even when wet. Water-repellent outer fabric.

2. Invest in Quality Foul-Weather Gear

If you’re boating in cold, wet conditions, foul-weather gear is essential. This gear typically consists of waterproof, windproof jackets and pants designed specifically for boating. Make sure it’s breathable to prevent sweat buildup, which can make you feel colder.

Product Recommendation:

  • Gill OS2 Offshore Jacket and Trousers
    Price: Jacket $375, Trousers $275
    Specs: The OS2 collection is fully waterproof, windproof, and breathable. It also features a high collar, adjustable cuffs, and hand-warmer pockets for added comfort.

3. Use a Cabin Heater

For boats with enclosed cabins, a portable heater can make a significant difference. Diesel heaters and propane heaters are common options. Ensure proper ventilation to avoid the buildup of carbon monoxide, which is deadly.

Product Recommendation:

  • Webasto Air Top 2000 STC Diesel Heater
    Price: $1,500
    Specs: 2,000-watt output, perfect for small to medium boats. Low power consumption and quiet operation make it ideal for longer voyages.
  • Mr. Heater Portable Buddy Propane Heater
    Price: $89
    Specs: 4,000-9,000 BTU, ideal for spaces up to 225 square feet. Includes safety features like auto shut-off if tipped over or if oxygen levels drop.

4. Keep Your Hands, Feet, and Head Warm

Most of your body heat escapes through your extremities, so it’s vital to keep your hands, feet, and head warm. Look for insulated gloves, socks, and a hat made of thermal materials.

Product Recommendation:

  • Sealskinz Waterproof Cold Weather Gloves
    Price: $65
    Specs: Windproof, waterproof, and breathable with anti-slip lining.
  • Smartwool Merino 250 Beanie
    Price: $35
    Specs: Made from 100% merino wool for warmth and comfort.
  • Heat Holders Thermal Socks
    Price: $12
    Specs: With a thermal tog rating of 2.3, these socks are made for extreme warmth in cold conditions.

5. Drink Warm Beverages

Drinking hot tea, coffee, or soup can raise your core temperature and keep you feeling cozy on a cold boat trip. Bring an insulated thermos to keep your beverages hot.

Product Recommendation:

  • Stanley Classic Vacuum Insulated Bottle
    Price: $39
    Specs: Keeps liquids hot for up to 24 hours. Made of durable stainless steel with a leak-proof lid.

The Don’ts of Staying Warm Onboard a Boat

1. Don’t Wear Cotton Clothing

Cotton absorbs moisture, which can leave you feeling cold and wet. Wet cotton also takes longer to dry, making it an unsuitable fabric for cold-weather boating. Stick to synthetic materials or wool for your base layers and mid-layers.

2. Don’t Use Open Flame Heaters in Enclosed Spaces

While it may seem like a quick way to warm up, using an open flame heater (like a propane heater without proper ventilation) in an enclosed cabin can lead to carbon monoxide poisoning. Always ensure proper ventilation or use a heater designed specifically for enclosed spaces.

3. Don’t Forget to Check the Weather

Before setting out, always check the weather forecast, including marine weather reports. Unexpected cold fronts can move in quickly, and being unprepared can make your trip miserable, or worse, dangerous. Ensure you’re ready with the proper gear and plan accordingly.

4. Don’t Neglect Your Boat’s Insulation

If your boat has a cabin, proper insulation can help maintain a warm interior. Boats with poor insulation lose heat quickly, making it harder to stay warm, even with a heater. You can install thermal insulation for windows and hatches to prevent heat loss.

Product Recommendation:

  • 3M Thinsulate Window Insulation Film
    Price: $15 per roll
    Specs: A cost-effective solution for insulating windows and reducing heat loss.

5. Don’t Overlook Hand and Foot Warmers

Hand and foot warmers are small, inexpensive, and can provide immediate relief from the cold. These are especially useful if you’re on deck for long periods.

Product Recommendation:

  • HotHands Hand Warmers
    Price: $10 for a pack of 40
    Specs: Each warmer provides up to 10 hours of heat. Easy to activate and can be stored in pockets or gloves.

Additional Tips for Staying Warm on Your Boat

  • Keep Moving: Physical activity, like adjusting sails or helping with lines, can increase your body temperature.
  • Cover Exposed Skin: Scarves, neck gaiters, and balaclavas help prevent heat from escaping through exposed areas.
  • Eat High-Energy Snacks: Foods rich in carbohydrates and fats provide long-lasting energy and help keep you warm.
  • Monitor Your Body: If you start to feel cold, take action immediately to prevent hypothermia. Head into the cabin, drink something warm, or add another layer of clothing.

Conclusion

Staying warm onboard is not only about comfort but also about safety. Understanding the do’s and don’ts of keeping warm on a boat will ensure that your time on the water remains enjoyable, even in cold weather. By dressing appropriately, using the right equipment, and paying attention to environmental conditions, you can make the most of your boating adventures, no matter the temperature.

With these strategies—and a few smart investments in cold-weather gear—you’ll be prepared to face chilly boating trips with confidence.

Happy Boating!

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Read Holiday Gift Guide for Boaters: Kids Edition until we meet in the next article. 

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