windchill

noun
wind·​chill | \ ˈwin(d)-ˌchil How to pronounce windchill (audio) \

Definition of windchill

: 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 Temperatures dipped into single digits due to windchill as gusts continued Monday afternoon. Emily Mesner, Anchorage Daily News, "Strong winds rattle Anchorage, sending anchored barge and parked plane adrift," 2 Nov. 2020 Winds were 36 mph at kickoff, the windchill was 34 degrees and the afternoon featured periods of snow and hail. Scott Patsko, cleveland, "Browns Winners and Losers Week 8: Run defense, the weather and a 5-3 record," 2 Nov. 2020 After leaving his man toasted in the frosty Cincinnati windchill, Ramsey set the Panthers up in the red zone with a 36-yard catch. J.l. Kirven, The Enquirer, "Cincinnati Ohio high school football postseason: Elder Panthers end Princeton Vikings' season," 17 Oct. 2020 The workspace has a revolving floor and fans blowing, too, which adds a windchill. Rachel Hutton, Star Tribune, "Minnesota State Fair's longtime butter sculptor gets ready to pass the knife," 21 Aug. 2020 At the time, temperatures were minus 25 with windchill, and troopers called local search-and-rescue volunteers, who used their snowmachines to search for her. James Brooks, Anchorage Daily News, "Opposition is growing to Alaska’s plan for a new 911 call center in Palmer," 2 June 2020 The not-so-good news is that significantly lower temperatures and windchill values below zero are just getting started. Justin L. Mack, Indianapolis Star, "Crash totals and temperatures drop as Indianapolis snowfall tops 7 inches," 17 Dec. 2019 The current weather can make containing fires challenging, and evening temperatures in Kaktovik dipped to minus 35 with windchills to minus 60-65. Alex Demarban, Anchorage Daily News, "Fire destroys much of school in Kaktovik as extreme cold and wind hamper firefighters," 7 Feb. 2020 The National Weather Service says the rest of the day will be cloudy with a high of 23 with a windchill of 10 to 20 mph. Bisma Parvez, Detroit Free Press, "Snow showers make for tricky morning commute in metro Detroit," 18 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'windchill.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of windchill

1939, in the meaning defined above

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Time Traveler for windchill

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The first known use of windchill was in 1939

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Statistics for windchill

Last Updated

10 Nov 2020

Cite this Entry

“Windchill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/windchill. Accessed 27 Nov. 2020.

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More Definitions for windchill

windchill

noun
How to pronounce windchill (audio)

English Language Learners Definition of windchill

chiefly US
: the effect that wind has of making air feel colder than it actually is
: a temperature that shows how cold the air feels because of the wind

windchill

noun
wind·​chill | \ ˈwin(d)-ˌchil How to pronounce windchill (audio) \

Medical Definition of windchill

: 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

More from Merriam-Webster on windchill

Britannica.com: Encyclopedia article about windchill

Comments on windchill

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