When hiking in autumn and winter, you may feel hot once you start walking but suddenly cold when you stop for a break. Even on the same day, the clothing you need will change depending on your activity level, wind, and exposure to sunlight.
This is where "layering"—combining multiple pieces of clothing—comes in handy. Rather than relying on one thick garment, understanding the role of each layer and wearing them together makes it easier to adjust to changing conditions.
Think of layering in terms of three roles
The basics consist of a base layer close to your skin, a mid-layer to regulate warmth, and a shell to protect you from rain and wind.
You don't necessarily have to wear all three. Combine the roles you need based on the temperature and your activity level.
Base layer: The layer closest to the skin
The base layer is the clothing worn next to your skin. When choosing one, check for comfort against the skin, sweat management, and ease of movement.
There are various types, such as those made from materials that absorb and dry sweat quickly, or those made with wool blends. It is important not to judge based solely on the material name, but to check the thickness and functionality of each individual product.
Even if you choose a form-fitting style, make sure it doesn't feel restrictive when you move your shoulders or arms.
Mid-layer: The layer that regulates warmth
Mid-layers like fleece and insulation are worn to regulate warmth.
If you want to wear it while hiking, check for ease of movement, breathability, and how easy it is to adjust if you get hot. If it is meant for wearing during breaks, portability and how easily it layers with other garments are also key factors in your choice.
If you want more freedom of movement around your arms, a vest is also a great option.
Shell: The outer layer for protection from rain and wind
Shells are used as protection against external environments such as rain and wind.
Roles vary by model, such as soft shells that prioritize mobility and comfort, and hard shells with waterproof features. Since water-repellent treatment alone may not withstand long periods of rain, check the specifications according to the weather.
Thin shells do not necessarily provide warmth. Consider your protection against the cold by including the layers worn underneath.
Adjust between walking and resting
Your body generates heat while walking, but that heat production changes when you stop for a break. Instead of wearing the same outfit from start to finish, a combination that you can adjust to the situation is more convenient.
When you start to feel hot
Before you break a heavy sweat, think about making adjustments, such as opening zippers or vents, or taking off a layer.
Even if the temperature is low, you might feel hot when climbing uphill or moving at a fast pace. It is important to pay attention to your own physical comfort, not just the outside temperature.
When you stop for a break
In windy spots or shaded areas, you will likely feel cold once you stop moving. It is helpful to pack an insulating layer in an easy-to-reach place so you can put it on as needed.
Choose the clothing you bring not only based on your planned activity, but also by considering changes in weather and the possibility that your time outdoors may be extended.
Examples of combinations for different situations
For city walks or light activities on days with stable weather
You might combine a base layer with a fleece or soft shell. Check for portability so you can remove them during the warmer parts of the day.
For activities with a large difference in temperature between walking and resting
A good approach is to base your outfit on a mobile base layer and mid-layer, and carry an insulating layer specifically for breaks. Prepare for rain and wind according to the forecast and the location.
For activities where rain or wind is expected
Combine your base layer and necessary insulating layers with a shell that has confirmed waterproof specifications. If you feel stuffy while walking, adjust using any available openings while keeping an eye on the weather.
These are just guidelines for combinations. No single outfit can handle every temperature or location. Please prepare according to your destination, the weather forecast, activity level, and your own sensitivity to cold.
Check the size while layered
Even if something fits well on its own, layering might make it difficult to move your shoulders or arms.
When choosing a shell, actually wear your fleece or insulating layers underneath and try raising your arms or stretching them forward.
Checking the following points will help you get a better idea of how it will feel:
・Does it feel tight in the shoulders or back?
・Are the cuffs or arm areas restrictive?
・Does the hem rise significantly when you raise your arms?
・Can you adjust the hood, cuffs, and hem?
・Are the zippers easy to open and close?
You need room for layering, but that doesn't mean "the bigger, the better." Check for both mobility and fit.
Adjust using accessories
Accessories such as hats and neck warmers are also useful for adjusting to the cold.
These are convenient to have ready for times when you don't need another full layer, or when you want to cover your neck during a break.
However, accessories cannot replace necessary insulating layers or rain gear. Think of them as part of your overall clothing system.
Things to check before you leave
・Have you checked the forecast for weather, temperature, and wind at your destination?
・Can you handle both walking and resting periods?
・Are you carrying the necessary insulating layers and rain gear?
・Is it easy to move while layered up?
・Can you pack away clothing that you take off?
・Can you adjust your clothing or plans according to local conditions?
Prioritize adjustability over the number of layers
The most important thing about layering is not to wear as much as possible, but to be able to adjust for sweat management, warmth, and protection from rain and wind according to the situation.
Consider the seasons and locations you visit most often, and combine your gear while understanding the role of each piece.
Find the right layers for your activities from Monterest's PrimaLoft® Collection and Shell Jackets Collection.
