Usage patterns
この頃〈動詞〉ようになったto have started doing something lately
I've started getting up early these days.
この頃よく〈動詞〉to often do something lately
It rains a lot these days.
この頃めっきり〈形容詞〉to have noticeably become (a certain way) recently
It's noticeably gotten colder these days.