About Los Alamos, CA

With a population of around 1,900, Los Alamos sits in California, United States. The city operates in the Pacific Time Zone.

Expect a humid subtropical climate in Los Alamos: average highs of 73°F in midsummer, lows near 41°F in midwinter, and an annual mean of 59°F. Precipitation totals roughly 13 inches per year, concentrated around February, with August typically the driest month.