letni in English:

Summer has come.

Can you remember the summer Tom shaved his head?

I'll be sticking around town all summer. I just don't have enough money to go anywhere.

Tom has been going to that beach every summer since he was very young.

Last summer, I finally left the firm that I had joined twelve years before.

The coldest winter I ever spent was a summer in San Francisco.

The climate of England isn't as mild as Japan, but in the summer, it's much cooler.

Seaside resorts, such as Newport, are very crowded in summer.

In 1969, Roger Miller recorded a song called "You Don't Want My Love." Today, this song is better known as "In the Summer Time." It's the first song he wrote and sang that became popular.

Karuizawa is famous as a summer resort.

Sixty-five countries boycotted the 1980 summer Olympics.

I end up unconsciously trying to get fit as summer draws near.

When summer is over, the days grow shorter and shorter.

It was not until last summer that my oldest son learned to swim.

One hot summer afternoon, John and Dan were cutting the long grass.

This coffee's lukewarm.

He was lukewarm about my idea. I'm disappointed.

he hates lukewarm coffee

Some critics have praised the film and others have been lukewarm.

she seemed rather lukewarm about the idea, dessolve yeast in lukewarm water

These baths consisted of a series of pools: the tepidarium (lukewarm), caldarium (hot), and frigidarium (cold).