What to Wear Running in the Wind

Wind is the factor runners underestimate most, because it drives the feels-like well below the number on the forecast. The answer is a packable wind shell worn over your normal layer for the temperature: a thin, tightly woven front that blocks moving air while still letting sweat escape. You do not need more insulation so much as a barrier, since most of the chill comes from air stripping the warm layer off your skin. On cold windy days, add ear coverage and gloves, because wind pulls heat from exposed extremities fastest. The shell tucks into a pocket once you turn out of the wind.

The common wind mistake is dressing for the calm temperature and ignoring the chill the wind adds. A 45-degree day at 20 mph feels more like the mid-30s, and runners who dress for 45 spend the headwind sections cold. The opposite mistake is overdressing in heavy insulation when a thin wind layer would do the same job with less bulk and less sweat. The third mistake is route planning: many runners save the wind for the way home when they are tired and sweaty, which is exactly when the chill bites hardest.

Plan the route so the hardest effort and the headwind come early, while you are fresh and dry, and let the tailwind carry you home. A headwind raises your effort at any given pace, so judge those stretches by feel rather than the watch and expect them to feel harder. Wind matters far more in the cold than the heat: on a hot day a breeze is welcome cooling, while on a cold day it is the main thing your clothing has to defend against. If sweat or rain has dampened your layers, the wind will find that moisture, so a dry wind-blocking front is your best friend.