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 Selous Game Reserve: The hottest months are usually October and November, with an average temperature of 24°C, while the coldest months are July and June, with an average of 22°C. The snowiest months in Selous Game Reserve are August, January, February and March, with each month seeing an average of 39 cm of snowfall.