weather; climatic conditions
Refers to the day's weather or weather conditions. As a standalone everyday word, 天気 is more common; 日和 often has a slightly traditional or situational feel.
Let's decide whether to leave after seeing what the weather is like tomorrow.
fine weather; clear day; good weather for something
Common in compounds and set phrases meaning a fine day suited to an activity, such as 洗濯日和 or 行楽日和.
The weather is fine today.
I took a walk in the calm spring weather.
Limited use, especially in expressions such as 日和を見る, meaning to wait and see how conditions or circumstances develop.
We decided not to act now and to wait for a while to see how things develop.
sea conditions; good sailing weather
Maritime use referring to weather and sea conditions relevant to putting out a boat or sailing safely.
The waves are calm today, so it is good weather for taking the boat out.
The weather is nice today.
Let's decide after seeing how things develop.
Good weather has continued for the past week.
ideal weather for a walk