Laos Climate can be described as tropical monsoon climate. It is characterized by strong monsoon influences, has a considerable amount of sun, a high rate of rainfall, and high humidity that makes it sometimes feel quite uncomfortable. Regions located near the tropics and in the mountainous regions have a slightly cooler, more temperated climate.

The annual average temperature ranges from 22°C to 27°C year-round. There are two distinguishable seasons in Laos, a dry period in the winter and a humid rain period in the summer.

Required clothing:
Lightweight cotton clothing is advised throughout the year, with an umbrella or raincoat for sudden cloudbursts. Be prepared for high temperatures and humidity, no matter where you go. A sweater is advised for cooler evenings.

Koeppen-Geiger classification:
The Climate of Laos can be classified as Aw climate, a hot, tropical climate with all months above 18°C and a dry period in the winter.