Use “in” with months of the year:
I was born in May.
She left for school in June.
John will fly to Istanbul in August.
I like swimming in summer.
He writes poems in spring.
We take a vacation in summer.
He lives in Turkey.
The company is located in Germany.
She went to school in Thailand.
With city or town names:
He has a house in Paris.
I was born in Seattle.
He works in Brazil.
With times of the day:
You wake up early in the morning.
He goes to school in the afternoon.
Elise sometimes plays tennis in the evening.
’in the morning’, ‘in the afternoon’, ‘in the evening’ but not ‘in the night’ we say ‘at the night’
Use at with night:
He arrived at night.
She likes to go out at night.
Use “on” with specific days of the week or year:
They will meet on Sunday.
What do you do on New Year’s Day?
She played tennis on June 5th.
American English – “on the weekend & on weekends”
Use “at” with specific times of the day:
Let’s meet at 9 o’clock.
She has a meeting at 9.15.
He went to a picnic at night.
Use “at” with specific places in a city:
They met at school.
Let’s meet him at the library.
She works at a shop.
British English – “at the weekend & at weekends”
Use “to” with verbs which show movement such as go and come.
She goes to home.
He returned to the school.
They are going to restaurant.