4 sentences

1. 一月通常是最冷的月份。

   Yī​yuè tōng​cháng shì zuì lěng de yuè​fèn.

   January is usually the coldest month.

   Source: Tatoeba

2. 你最喜欢哪个月份？

   nǐ zuì xǐ​huan nǎ gè yuè​fèn?

   Which month do you like best?

   Source: Dong Chinese Dictionary

3. 7月份工业生产大幅增长。

   7 yuè​fèn gōng​yè shēng​chǎn dà​fú zēng​zhǎng.

   Industrial production rose sharply in July.

   Source: Tatoeba

4. 七月是一年中最热的月份之一。

   Qī​yuè shì yī nián zhōng zuì rè de yuè​fèn zhī yī.

   July is one of the hottest months of the year.

   Source: Dong Chinese Dictionary