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
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
This was reflected in the day’s dew points, which were confined to the 50s, a location regarded as comfortable. Martin Weil, Washington Post, 27 July 2024 The dew point is the temperature to which air must be cooled to become saturated with water vapor. Shelby Slade, The Arizona Republic, 3 Sep. 2024 For much of the western U.S., the air is generally pretty dry, and dew points are low, so even those middle dew points can feel uncomfortable. Andrea Thompson, Scientific American, 1 Aug. 2024 Before the weather service established these dates, the start of the season was signaled by three consecutive days of average dew point temperatures of 55 degrees or higher. Shelby Slade, The Arizona Republic, 3 Sep. 2024 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

Dictionary Entries Near dew point

Cite this Entry

“Dew point.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dew%20point. Accessed 14 Nov. 2024.

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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