dew point

noun

: the temperature at which a vapor (such as water) begins or would begin to condense

Examples of dew point in a Sentence

It's 78° outside and the dew point is 63°.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The dew point for much of the East has been five to seven degrees greater than average, Lee said. Christopher Cann, USA Today, 13 Aug. 2025 Twice this summer climate scientist and humidity expert Cameron Lee of Kent State University measured dew points of about 82 degrees at his home weather station in Ohio. Staff and Wire Reports, Boston Herald, 10 Aug. 2025 The moisture then sticks around in the air when southerly winds pull it from the Gulf Coast, leading to more consistently higher dew points. Jack Albright, jsonline.com, 6 Aug. 2025 As dew points exceed 65 degrees, the heat becomes oppressive due to the moisture in the air. Kansas City Star, 31 July 2025 See All Example Sentences for dew point

Word History

First Known Use

1826, in the meaning defined above

Time Traveler
The first known use of dew point was in 1826

Browse Nearby Words

Cite this Entry

“Dew point.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dew%20point. Accessed 21 Aug. 2025.

Kids Definition

dew point

noun
: the temperature at which the moisture in the air begins or would begin to collect on surfaces

More from Merriam-Webster on dew point

Last Updated: - Updated example sentences
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