They have had their fair share of 'stormy weather' [=they have had many problems] in their marriage.
They are 'fair-weather' friends. [=they are friends when you are successful but not when you fail]
They had to 'weather' [='get through'] some difficult times in the early years of their marriage.
(..) - Bonjour, Nicole. - Good morning, inspector. Welcome to your new office. You should probably start by going through these files. It is lovely weather we are having. I hope the weather... ...stays this mild. If the weather continues... ...we are in for a lovely summer. The area is secure. (..)2006 The Pink Panther
(..) gendarme, third class. - That had to hurt. - No. No, not at all. No. Clouseau, the reason we called you here... It is lovely weather we are having. I hope the weather continues. The area is secure. Oh, thank you. Clouseau, I have reviewed your records, and it is clear to me... (..)2006 The Pink Panther