mittags

In a sentence

• Ich esse mittags oft einen Salat.

  I often eat a salad at noon.

  Here, 'mittags' is used as an adverb indicating the regular occurrence of the action ('eating a salad') around noon.

• Mittags scheint die Sonne besonders hell.

  The sun shines especially bright at noon.

  Here, 'mittags' functions as a time marker to specify when the action ('shining brightly') takes place.

• Wir treffen uns mittags für einen Kaffee.

  We meet at noon for a coffee.

  Here, 'mittags' indicates the time frame for the action ('meeting for coffee').