 Bremerton has a Mediterranean climate (Köppen "Csb"), with warm dry summers and wet semi-mild winters.Average annual precipitation is , with annual snowfall having ranged from nothing between July 2005 and June 2006 to between July 1968 and June 1969.The wettest "rain year" has been from July 1998 to June 1999 with and the driest from July 1943 to June 1944 with around (some days in February 1944 are missing).