WHAT'S NEW Official visitors are those who have been invited by a Laboratory or contractor host employee. It is the host's responsibility to take care of any necessary badges or access permission and arrange to meet guests at a designated place. If you have any questions or concerns contact the Protocol Office, Badge Office, or your host. In general terms, Los Alamos has a temperate mountain climate with four distinct seasons.
Spring tends to be windy and dry.
Summer begins with warm, often dry, conditions in June, followed by a two-month rainy season. Autumn offers drier, cooler, and calmer weather. Information More facts about Los Alamos' climate including elevation, temperature, precipitation, humidity, and wind. Operated by the University of California for the National Nuclear Security Administration , of the US Department of Energy.