The phrase alludes to the widespread remark of azure-colored daytime skies paired with a selected sort of tailor-made jacket. The preliminary a part of the phrase describes a prevalent atmospheric situation, whereas the latter half identifies an article of clothes ceaselessly related to skilled or semi-formal settings. For example, one may touch upon the climate being appropriate for carrying a blazer, given the clear, blue sky.
This expression’s relevance lies in its implied connection between environmental components and sartorial selections. The readability and brightness of the day can typically affect choices relating to apparel, notably in contexts the place look and appropriateness are issues. Traditionally, carrying sure garments was dictated by climate circumstances and availability of assets.