You can plan your beach trip with this snapshot of year-round temperatures in Bahia Inglesa: The hottest months are usually February and January, with an average temperature of 18°C, while the coldest months are July and August, with an average of 14°C. Between January and March, the daytime average is 22°C and the night-time average is 15°C. Between April and June, temperatures average 20°C during the day and 12°C at night. Between July and September, the temperature averages 17°C during the day and 11°C at night. Between October and December, the average temperature is 20°C during the day and 13°C at night.