windchill
noun
wind·chill
ˈwin(d)-ˌchil 
: a still-air temperature that would have the same cooling effect on exposed human skin as a given combination of temperature and wind speed
called also chill factor, windchill factor, windchill index
Examples of windchill in a Sentence
It's cold outside, and it feels even colder because of the windchill.
Expect windchills in the 20s tonight.
Recent Examples on the Web
Farther south at Midway Airport temperatures are 16 degrees with a windchill of negative 9, weather officials said.
—
Deanese Williams-Harris, Chicago Tribune, 21 Feb. 2025
Walden is forecast to see overnight lows near minus 13 degrees and windchill temperatures near 36 degrees below zero.
—Lauren Penington, The Denver Post, 12 Feb. 2025
Messi scored in the game, which was played at temperatures that hovered around zero degrees with subzero windchills.
—Paul Tenorio, The Athletic, 20 Feb. 2025
An extreme cold watch is in effect for much of Central Texas Wednesday and into Thursday morning, with windchills between 0 and 10 degrees.
—Asher Price, Axios, 18 Feb. 2025
See All Example Sentences for windchill
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Deanese Williams-Harris, Chicago Tribune, 21 Feb. 2025
Walden is forecast to see overnight lows near minus 13 degrees and windchill temperatures near 36 degrees below zero.
—Lauren Penington, The Denver Post, 12 Feb. 2025
Messi scored in the game, which was played at temperatures that hovered around zero degrees with subzero windchills.
—Paul Tenorio, The Athletic, 20 Feb. 2025
An extreme cold watch is in effect for much of Central Texas Wednesday and into Thursday morning, with windchills between 0 and 10 degrees.
—Asher Price, Axios, 18 Feb. 2025
See All Example Sentences for windchill
Cite this Entry
“Windchill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/windchill. Accessed 29 Mar. 2025.
Copy CitationKids Definition
windchill
noun
wind·chill
-ˌchil
: a still-air temperature that would have the same cooling effect on exposed human flesh as a given combination of temperature and wind speed
called also windchill factor, windchill index
Medical Definition
windchill
noun
wind·chill
ˈwin(d)-ˌchil
: a still-air temperature that would have the same cooling effect on exposed human skin as a given combination of temperature and wind speed
called also chill factor, windchill factor, windchill index
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