Meine liebste Zeit im Jahr ist ... (e.g. die Weihnachtszeit)
or
(e.g. Die Weihnachtszeit) ... ist meine liebste Zeit im Jahr.
... ist mir die liebste Zeit im Jahr.
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Most Germans would use the Term Jahreszeit(literally time of the year, commonly translated as season) when referring to a particular time of the year
The German word for favourite is the suffix lieblings-, e.g.my favourite car - mein Lieblingsautomy favourite time of the year - meine Lieblingsjahreszeit
Lieblingslied
You say: Mein Lieblingstier ist....
favourite photo = Lieblingsfoto
Lieblings-[noun] favourite game - Lieblingsspiel favourite colour - Lieblingsfarbe She's his favourite. - Sie ist sein Liebling.
Meine Lieblings- Schokolade ist
Lieblings-Fußball is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
meine Lieblingsstunde is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
sein Lieblingslied ist is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
meine Lieblingsfarbe ist Kalk is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
What is your favourite hobby? - Was ist Dein/Ihr Lieblingshobby? What are your favourite hobbies? - Was sind Deine/Ihre Lieblingshobbies?
Mein leiblings-hobby ist Singen