About Fort Irwin, CA

With a population of around 8,800, Fort Irwin sits in California, United States. The city operates in the Pacific Time Zone.

Across a typical year Fort Irwin sees about 4 inches of precipitation, with February the wettest month and June the driest. Temperatures range from January lows near 36°F up to July highs around 105°F, averaging 68°F annually — characteristic of a semi-arid climate.