Spanish Phrase
Las vacaciones son en diciembre.
Meaning
The sentence states that the holiday period occurs in the month of December. It can refer to school breaks, a family vacation, or any scheduled time off.
When to use
Use this phrase when you need to tell someone the time of your holidays, especially in conversation about school schedules, travel plans, or work leave.
✦Grammar Breakdown
Lasvacacionessonendiciembre
Definite article + plural noun
‘Las’ is the feminine plural definite article that must agree with the noun ‘vacaciones’.
Ser for dates and periods
Use the verb ‘ser’ (son) to talk about when a holiday or event takes place.
Preposition ‘en’ with months
Months are introduced with ‘en’, e.g., ‘en diciembre’.
Plural noun ‘vacaciones’
‘Vacaciones’ is always plural in Spanish, even when referring to a single holiday period.
🗨In Conversation
¿Cuándo son tus vacaciones?
When are your holidays?
Las vacaciones son en diciembre.
The holidays are in December.
✕Common Mistakes
Las vacaciones están en diciembre.
Use ‘son’ (ser) for dates and periods, not ‘están’ (estar).
Las vacaciones son en el diciembre.
Months do not take an article unless you’re speaking about a specific December in the past or future.
La vacación es en diciembre.
‘Vacación’ is rarely used in the singular; the correct form is the plural ‘vacaciones’.
↔Alternatives
Mis vacaciones son en diciembre.
My holidays are in December.
Las vacaciones se celebran en diciembre.
The holidays are celebrated in December.
Voy a tomar vacaciones en diciembre.
I’m going to take vacation in December.
Cultural Tip
In many Spanish‑speaking countries the school year ends in late June and resumes after a long break that starts in December, coinciding with Christmas and New Year celebrations. Because ‘vacaciones’ is always plural, you’ll hear it used for both short trips and the extended end‑of‑year break.