The next DST adjust is highlighted.

You are watching: Current time in santa rosa california

Change TypeTime and Date of DST ChangeTime Change
DST ended Sunday, November 7, 2021 at 2:00Sunday, November 7, 2021 at 2:00 AM The clocks to be put earlier an hour.
DST begins Sunday, march 13, 2022 at 2:00Sunday, march 13, 2022 at 2:00 AM The clocks will be put forward an hour.
DST ends Sunday, November 6, 2022 in ~ 2:00Sunday, November 6, 2022 at 2:00 AM The clocks will be put ago an hour.

Sunrise: 6:566:56 AMSunset: 16:554:55 PMDay length: 9h 59m 36sSolar noon: 11:5611:56 AMSee the monthly sunrise, sunset, and twilight table because that Santa Rosa
Country: USAState: CaliforniaSanta Rosa’s coordinates: 38°26′25″ N, 122°42′51″ WPopulation: 167,815Wikipedia article: Santa RosaFreemeteo.com: Santa Rosa’s weather

Time and time zones

The size of a solar work is established by the moment that the takes because that the planet to complete a complete rotation approximately its axis and equals 24 hours. The earth’s rotation ~ above its axis leader to adjust between day and night. Another consequence of this rotation is the fact that while moving by 15° indigenous West to eastern local solar time rises by an hour.

In daily life people use official local time which almost always differs from solar time. Every one of the Earth’s surface is split into time zones. All locations within the very same time zone watch the same time. Time zone limits usually follow nation or governmental borders. Time distinction between surrounding time zones normally equals one hour, though sometimes time in adjoining time zones may differ by 2 or an ext hours. Over there are also cases when nearby time zone difference equals 30 or 45 minutes.

For most countries the entire country’s region lies in ~ the exact same time zone. Countries whose region stretches indigenous West to east by a far-ranging distance, such as Russia, USA, Canada, Brazil and also some others, room usually split into a few time zones. One notable exception is China wherein Beijing time serves as the official time all over the country.

Coordinated global Time or UTC is the reference point to identify time zone offsets. UTC synchronizes to typical solar time top top the prime or Greenwich Meridian (0° longitude). Time zone offsets indigenous UTC range from UTC-12:00 come UTC+14:00.

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Almost all countries in Europe and also North America and also many other nations observe Daylight conserving Time (DST) and also put their clocks an hour front in the spring and also an hour earlier in the autumn. In these nations time ar offsets indigenous UTC readjust twice a year. Most countries do no observe DST though.