"Sunny" is an English equivalent of the French phrase du soleil. The masculine singular prepositional phrase translates literally as "of the sun" or "some sun" in English. The pronunciation will be "dyoo so-ley" in French.
in the sunshine: au soleil ,aux rayons du soleil
when there is sun, when it's sunny
"It's sunny!" is an English equivalent of the French phrase Il fait du soleil! The exclamation translates literally as "It does (makes) some sun!" in English. The pronunciation will be "eel feh dyoo so-ley" in French.
"It's sunny!" is an English equivalent of the French phrase Il y a du soleil! The declaration translates literally as "There's some sun!" in English. The pronunciation will be "ee-lya dyoo so-ley" in French.
"Inn of the sun" is a literal English equivalent of the French phrase auberge du soleil. The pronunciation of the words -- whose most famous association perhaps is currently with California resort names -- will be "o-berzh dyoo so-ley" in French.
Il fait du soleil means "it is sunny" in French.
"It's sunny in Calais!" is an English equivalent of the French phrase Il y a du soleil à Calais! The exclamation translates literally as "There is some sun at Calais!" in English. The pronunciation will be "ee-lya dyoo so-ley a ka-leh" in French.
sing.: un rayon de soleil pl.: des rayons de soleil, les rayons du soleil
Du soir in French means "in the evening" in English.
Du jour in French means "(made for) the (particular) day" in English.
sunrise = le lever du soleil sunset = le coucher du soleil
les ombres du soleil