There is no time difference between Windhoek, Namibia and Athens, Greece currently.
Windhoek doesn't observe daylight saving time but Athens does. DST in Athens started on 31 March 2019 and ended on 27 October 2019. When DST is observed in Athens the time difference between Windhoek and Athens is 1:0 hour.
See distance from Windhoek to Athens
1:49 pm Sunday, in Windhoek, Namibia is 1:49 pm Sunday, in Athens, Greece