When it's winter in Germany then it's summer in Brazil:
Normally the highest temperature reaches about 28-32 degrees. But sometimes it's about 35 degrees at noon. January is one of the hottest months. The relative air moisture amounts round about 60-70%. The coast areas always have a pleasant breeze. There exists no real rainy day , when it rains then it endures just for a couple of minutes. Most of the rain comes down between April and June. The water temperature at beach is about 23 degrees warm.
Your clothes should be adapted to the warm temperatures. The bahian summer requires only lightly shirts and blousons. The males should pick-up some long trousers for going out in the evening.
Average sunny days in winter:
October: 20, November: 24, December: 28, January: 29, February: 27, March: 26