Add Otjiwarongo (Namibia) to your list and use my-locations table to visually convert it's time to another timezone or city time.
Mouse over the colored hour-tiles and glance at the hours selected by the column.

Current time zone for Otjiwarongo (Namibia) is CAT, whose offset is GMT+2 from Greenwich Mean Time (GMT).

The IANA timezone identifier for Otjiwarongo, Namibia is "Africa/Windhoek"

It currently does not observe Daylight Savings Time.