露點氣象溫度空氣水汽飽和,喺物體表面結時溫度,又叫露凝點。嗰陣水成濕氣,浮喺空中叫。若特要強調溫度,亦叫露點溫度

晨早氣溫降低過露點。結露。
氣溫低過露點而化霧。

由於空氣可以容納幾多水汽,同溫度息息關。一但氣溫降低,容納量就會少咗,過咗限度,有啲水汽就會凝結,成露成霧。

空氣愈濕,露點愈高[1]。露點同氣壓都有關係。氣壓愈高,露點愈高[2]

若然露點喺冰點以下情況,就叫霜點。露化成霧水化成[3]

英文叫dew point,又或dew point temperature

  1. John M. Wallace; Peter V. Hobbs (24 March 2006). Atmospheric Science: An Introductory Survey. Academic Press. pp. 83–. ISBN 978-0-08-049953-6.
  2. "Dew Point in Compressed Air – Frequently Asked Questions" (PDF). Vaisala. 原著 (PDF)喺16 February 2018歸檔. 喺15 February 2018搵到.
  3. "Frost Point". Glossary – NOAA's National Weather Service. 25 June 2009.