Climate

Laos has a monsoon climate of a dry and a wet season. The dry season lasts from November to May with the cooler period in December and January. At its coldest, the temperatures can fall to as low as 15 deg C. The cold periods tend to be at night and early morning with colder temperatures at higher altitudes. During the hot period of the dry season, between March and May, temperatures can reach the high 30s. The rainy season is a lot cooler, and rainfall varies according to altitude. Generally speaking, the monsoon season produces severe rain that lasts for short periods of time. The wet months vary according to location, in Vientiane, they are from May to September, in Luang Prabang, August is far better than any other month.