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SESK: Stuff Everyone Should Know · sesk.info/science-dew-point

Which weather measurement best describes how muggy it feels outside?

Dew point, because it directly measures moisture in the air.

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  1. Wind speed
  2. Dew point ✔
  3. Barometric pressure

Why: Dew point tells how much moisture is in the air. A higher dew point means more moisture, so it often feels stickier or muggier.

Huh, didn't know that: In summer, NWS says a dew point of 65 or higher means lots of moisture and starts to feel oppressive.

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I won an argument with a weather forecaster once. His logic was cloudy.
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References

Answer: Dew point. Dew point tells how much moisture is in the air. A higher dew point means more moisture, so it often feels stickier or muggier.

  1. National Weather Service Dew Point and Humidity www.weather.gov/arx/why_dewpoint_vs_humidity
    The higher the dew point, the muggier it will feel.
    Checked 2026-10-11.

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