On-line Te Reo Māori Dictionary

I te haurua mai i te ono karaka i te ata.
6:30am (past).
Past - specifying a particular time - i te

Haurua mai i te ono karaka.
Half past 6.
Telling time - kara

Ā te haurua mai i te ono karaka ā te pō nei.
6:30pm this evening (future).