The average annual temperatures for Guatemala is 29°C/84°F.
Average annual rainfall for Guatemala is 1,231mm (48 inches).
April is the hottest or warmest month in Guatemala, with an average maximum temperate of 37°C/99°F.
January is the coolest or coldest month in Guatemala, with an average minimum temperate of 22°C/72°F.
October is the wettest or most rainy month in Guatemala, with an average rainfall of 241mm (9 inches).
February is the driest or least rainy month in Guatemala, with an average rainfall of 1mm (0 inches).