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

Generally, during the summer months, dew points have to climb between 55 and 65 degrees before the weather feels sticky and muggy, according to the weather service. —Robert A. Cronkleton, Kansas City Star, 18 June 2025

Higher dew point levels are also expected, reaching the mid-to upper 60s. —Robert A. Cronkleton, Kansas City Star, 30 May 2025

Heat advisory and excessive heat warning advisories are issued in Miami-Dade and Broward counties when heat index figures, the combination of dew point and temperature, are forecast to reach a certain number and maintain that high for at least two hours. —Howard Cohen, Miami Herald, 16 May 2025

The region can expect a warm and humid day Monday, with highs in the mid 80s and dew points in the mid to upper 60s. —Kendrick Calfee, Kansas City Star, 25 Apr. 2025

Word History

First Known Use

1826, in the meaning defined above

Rhymes for dew point

• adjoint
• anoint
• appoint
• checkpoint
• conjoint
• disjoint
• endpoint
• gunpoint
• midpoint
• nonpoint
• pinpoint
• standpoint

Kids Definition

dew point

noun

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