There's nothing like an all-inclusive holiday in San Bartolomé de Tirajana to revive you, especially when you know what kind of weather to expect. Here's some information to help you choose when to book: The hottest months are usually August and July, with an average temperature of 23°C, while the coldest months are February and March, with an average of 18°C. July and June are the driest months, while February and October are the rainiest months.