You can visit this country year round, but the best time is when the temperatures are a bit cooler between June and September. The temperatures during this time will drop a small amount, but it will make sightseeing somewhat easier. However, you can come and visit all year round. The temperature during the year is typically humid and hot, but bearable. If you come during the hottest part of the year simply make sure that you dress appropriately and drink plenty of water and use sunscreen. You should ensure that you are taking care of yourself in this environment so that you don't fall ill.