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How to Dress For Winter Weather in Temperatures Between 35-20 Degrees

This article is a continuation of our 'Cold, Colder, Coldest' digital campaign and in-store promotion.

Last week we focused on how to dress for 'cold' conditions, or, Chicago weather with temperatures between 50 and 35 degrees. We consider temperatures between 35 and 20 degrees "colder" (we'll get into "coldest" temperatures next week) and layering for this weather is a bit different.

To help you dress for the current weather, all baselayers are 15% off at Fleet Feet Sports Chicago stores now through November 21st. Here's what changes between "cold" and "colder" apparel and below are two example outfits we put together. 

From Technical Long Sleeves to Merino Wool Baselayers

In "cold" temperatures you can get away with a technical long sleeve. In "colder" temperatures you'll need to swap that out for a proper baselayer. A proper baselayer is one that is made from merino wool. Merino wool is somewhat of a magical fabric. Here's why:

  • It's breathable
    • A merino fiber can absorb and retain up to 30% of its own weight in moisture and still feel dry to the touch. Most synthetics feel wet after they absorb less than 7%.
  • It generates heat
    • In cold weather merino performance fabric uses moisture absorbed from the environment to generate heat (a process called “heat of sorption”).
  • It's moisture wicking
    • In warm weather, merino keeps your skin cool by transporting moisture vapor away from the skin to be evaporated.
  • It's strong
    • Merino wool is predominately made of interlocking protein molecules known as keratin, the same protein that is in our own skin and hair. Individual wool fibers have the ability to be bent, flexed and stretched in any direction 30,000 times or more without damage.
  • It reduces odors
    • Merino wool has an ability to effectively manage moisture because it doesn't give the bacteria the moist environment they need to thrive. 
  • It's non-itch
    • Merino wool is able to stay itch-free thanks to its fiber’s smaller diameter, or being “finer”.
Note: Make sure your baselayer fits properly. If it's too long, heat can escape. If it's too short, cold can pierce the bare skin. 

From Lightweight Jackets to Midweight Jackets

Midweight jackets differ from lightweight jackets by adding insulation. Thus, a few extra ounces is added to the overall weight. Midweight jackets typically also use a water and wind resistant softshell outer fabric. Many midweight jackets also keep winter running on their mind by adding 360 degrees of reflectivity in the pattern for the darker days.

From Lightweight Pants to Insulated Pants

"Colder" temps move from lightweight, free flowing pants to a more insulated pant. Pants made for these temperatures use a brushed interior that almost feels like fleece. The weave of the fabric is also typically tighter creating insulation.

From Optional Headband to Mandatory Headband or Hat

While headbands are optional in "cold" temperatures, they aren't in "colder" temperatures. With windchill in temperatures between 20 and 35 degrees, frostbite can occur to the ears within 30 minutes. A properly fitting headband or hat can provide adequate coverage and prevent frostbite. You can take a look at the National Weather Service Windchill Chart here.

From Optional Thin Liner Gloves to Mandatory Merino Wool Liner Gloves

Similar to above, frostbite in the fingers can happen within 30 minutes as well. Throw on a liner glove spun with merino wool to safely protect exposed extremities. These gloves won't be bulky and many use touch technology for quick smartphone access.


From top to bottom on Jilana:

Smartwool 250 Reversible Headband

A double layer band and special interlock knit separate this headpiece from the crowd. Made from 100% merino wool with clean finish seams for bulk-free fit.

Brooks Cascadia Thermal Vest/Jacket

Crucial warmth for cold-weather runs, for runners looking for a lightweight pullover that provides wind and water protection in a ventilated, packable design.

Icebreaker Oasis Long Sleeve Crewe

A versatile and iconic baselayer for good reason. Made from our super-soft, breathable 200gm merino wool.

The North Face Winter Warm Tight

Run longer distances in cold conditions with supportive, warm midweight running tights that are crafted with stretch elastane for unrestricted leg-turnover and panels at the back of the waistband and knee for optimum breathability.

Stance Run Crew

A mosaic of mesh vents wraps from the top of the foot to the arch to further enhance breathability while Air Channel Cushioning uses an articulated foot bed to increase padding and airflow.

Mizuno Wave Rider 21 GTX

The Mizuno Wave Rider 21 GTX is a neutral daily training shoe that offers firm yet reliable cushioning along with a water resistant upper made with GORE-TEX.

Smartwool Liner Glove

Keep your fingers nimble when the temperature drops in the Liner Gloves. Touch screen-friendly thumb and forefinger mean you can stay in touch without freezing your fingers.

From top to bottom on Jay:

Smartwool 250 Cuffed Beanie

With a roll cuff for added warmth over the ears, the Cuffed Beanie is perfect for mild and cold weather activities alike. Made from our Mid 250 baselayer fabric, this hat insulates and moves moisture.

Mizuno Static Breath Thermo Soft Shell Jacket

This gorgeous reinvention of the softshell features an extremely lightweight outer shell bonded with Breath Thermo insulation for additional warmth.

Smartwool Merino 250 Base Layer Crew

Smartwool's best selling and warmest base layer just got a little more refined with an improved fit, chafe-free seam construction and panels that offer more comfort with a pack. Spun with Mid 250 merino wool. Works as a single layer in cool weather or as a baselayer in cold weather.

Brooks Threshold Pant

These cold-weather pants have a brushed, thermal interior that locks in heat to keep you warm. DriLayer® fabric technology wicks away perspiration to keep you dry, and a flat waistband and ankle cuffs keep these tapered-leg pants secure as you move through your stride.

Smartwool Liner Glove

Keep your fingers nimble when the temperature drops in the Liner Gloves. Touch screen-friendly thumb and forefinger mean you can stay in touch without freezing your fingers.

Saucony Peregrine Ice

Designed specifically for winter running, the Peregrine 7 Arctic puts Vibram Arctic Grip in high contact areas for exceptional grip across icy surfaces. Make ice obsolete and run through the deep of winter.

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