fair-weather days

noun phrase
UK /ˌfeə ˈwɛðə deɪz/
US /ˌfɛr ˈwɛðər deɪz/

Fair-weather days are days when the sky is clear and the weather is nice.

We packed a picnic for the fair-weather days of summer.


OTHER MEANINGS

2. Times when things are going well and there are no problems.

The company hired extra staff during its fair-weather days.

3. Days suitable for sailing or flying because the wind and sky are calm.

The sailors set out only on fair-weather days.

4. People who stay friendly only when things are easy, used as 'fair-weather friends'.

He learned that fair-weather friends disappear when you need help.