If you're hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Teófilo Otoni: The hottest months are usually February and October, with an average temperature of 24°C, while the coldest months are July and August, with an average of 21°C. The rainiest months in Teófilo Otoni are December, November, January and October, with each month seeing an average of 179 mm of rainfall.