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Los Lagos Region, Chile

Los Lagos Region follows mainland Chilean time, using UTC−3 during daylight-saving time and UTC−4 during standard time. The valid offset must be checked against the date and Chile’s current schedule.

Puerto Montt, Chile

Saturday, 5 September 2026

UTC−4 · America/Santiago

Time and sun data for Puerto Montt — the largest city of Los Lagos Region

The sun in Puerto Montt

Sunrise 7:12 AM Solar noon 12:52 PM Sunset 6:32 PM Daylight 11 h 21 min Night 12 h 39 min Civil twilight 6:44 AM – 7:00 PM

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Current time in Los Lagos Region, Chile

Los Lagos Region follows mainland Chilean time, using UTC−3 during daylight-saving time and UTC−4 during standard time. The valid offset must be checked against the date and Chile’s current schedule. Puerto Montt, the regional capital, shares its civil clock with Osorno, Chiloé, and mainland communities farther south. Island travel within the region does not by itself create a time-zone change.

Keeping schedules consistent

America/Santiago is the suitable zone for calendars and connected devices. It handles seasonal changes more safely than a fixed GMT setting. This is helpful for ferry reservations, flights, lodging, and meetings arranged across several months.

Store events with the America/Santiago zone. Recheck overnight transport near clock-change dates. Keep arrival and departure dates visible in confirmations. Do not confuse Los Lagos with permanently UTC−3 Aysén.

A ferry may wait for the tide, but its timetable remains stubbornly attached to civil time. The regional boundary with Aysén deserves attention because the two regions can show different times during part of the year. A journey south may therefore involve both a geographic crossing and a clock difference, depending on the season.

Puerto Montt, Osorno, Castro, and daylight

Puerto Montt is the largest city and transport hub. Osorno is another major city, while Castro and Ancud are leading urban centers on Chiloé. Puerto Varas is prominent beside Lake Llanquihue. Each follows the same Los Lagos clock.

Sunrise varies between these locations. Osorno lies inland and north of Puerto Montt, while Castro and Ancud occupy different parts of Chiloé. Longitude, latitude, islands, hills, and mountain horizons influence the calculated or visible beginning of sunlight.

At this southern latitude, summer and winter daylight differ noticeably. Seasonal clock changes affect the hour printed for sunrise and sunset as well. A winter value should never be carried over to a summer itinerary without a fresh calculation.

Choose the exact port, city, island, or coordinates. Enter the date of travel. Check twilight when embarking before sunrise. Allow for cloud, rain, terrain, and marine conditions. An astronomical table cannot predict whether low cloud will hide the Sun, nor whether a hill blocks the eastern horizon. It supplies a consistent reference; local weather and geography determine what a traveler actually sees.

Questions and answers

Is Chiloé in a separate time zone?
No. Communities on Chiloé use the same civil time as the rest of Los Lagos Region.
Does Los Lagos always match Aysén?
No. Aysén remains at UTC−3, while Los Lagos can move to UTC−4 during standard time.
Which city should I use for sunrise?
Use the city nearest your actual position, or precise coordinates when timing matters.
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