Dew is the condensation of atmospheric water vapour into droplets.

Dew point is the air temperature at which dew will form. Dew point depression is an atmospheric weather term in meteorology. Dew pond, artificial pond for watering livestock

Dew or DEW may also refer to:

Places Dew, Michigan, a ghost town Dew, Texas, American rural community Dew Independent School District, American public school district that overlaps Dew, Texas Deer Park Airport (Washington), FAA location identifier DEW

Military Distant Early Warning Line (DEW Line), network of American radar stations Directed-energy weapons (DEW), a type of weapon Operation Dew, American biological warfare tests conducted 1951–53

Others Dew (film), a 2019 Thai film Mountain Dew Dew, a historic term used to refer to semen

See also Dew (surname), for people with the name Dewe (disambiguation) DU (disambiguation)