Discover the best time of year, based on historical climate, temperature, and precipitation.
The best time to visit Port Montt is January, February, when the weather, flight prices, and crowds align. — consistent weather climate
🌨Cold
| Score | 71 | 83 | 65 | 36 | 16 | 7 | 7 | 7 | 26 | 26 | 40 | 59 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Mild | Mild | Cool & rainy | Cold | Cold | Cold | Cold | Cold | Cold | Cold | Cool & rainy | Cool & rainy |
| Temperature | 12–18°C | 12–18°C | 11–17°C | 9–14°C | 7–12°C | 6–10°C | 5–10°C | 5–10°C | 6–11°C | 7–13°C | 9–15°C | 11–17°C |
| Feels like | 10–18°C | 10–18°C | 9–15°C | 7–13°C | 5–10°C | 2–7°C | 1–7°C | 2–7°C | 2–9°C | 4–11°C | 6–14°C | 9–16°C |
| Precipitation | 80mm 11 days | 64mm 8 days | 118mm 12 days | 181mm 18 days | 211mm 21 days | 263mm 25 days | 234mm 24 days | 263mm 26 days | 165mm 21 days | 142mm 20 days | 138mm 18 days | 104mm 14 days |
| Sunshine | 11.7h ☀︎ 80% | 10.9h ☀︎ 79% | 8.9h ☀︎ 72% | 6.2h ☀︎ 57% | 5.0h ☀︎ 51% | 4.0h ☀︎ 43% | 4.3h ☀︎ 45% | 4.9h ☀︎ 47% | 6.7h ☀︎ 56% | 8.1h ☀︎ 62% | 8.6h ☀︎ 59% | 10.7h ☀︎ 71% |
| Wind | S · 20 km/h | S · 21 km/h | SW · 21 km/h | NW · 21 km/h | N · 22 km/h | N · 26 km/h | N · 25 km/h | N · 25 km/h | NW · 22 km/h | SW · 21 km/h | SW · 21 km/h | SW · 21 km/h |
| Humidity (%) | 79% | 79% | 82% | 86% | 87% | 86% | 87% | 86% | 84% | 82% | 82% | 80% |
| Day length | 14.8h | 13.7h | 12.3h | 11.0h | 9.8h | 9.2h | 9.5h | 10.5h | 11.8h | 13.2h | 14.5h | 15.1h |
| Tourist Crowds | High season | High season | Shoulder season | Low season | Low season | Low season | Low season | Low season | Low season | Low season | Shoulder season | Shoulder season |
Puerto Montt's city anniversary week fills early February with concerts, folk dancing and food stalls along the waterfro…
Puerto Montt exists primarily as the launchpad into Chilean Patagonia and the misty islands of Chiloé, and there is no room for romantic contrarianism here: the narrow midsummer window of January and February is the only time the southern skies reliably clear enough to let you actually see where you are going.
Almost nobody dreams of Puerto Montt for the city itself. Founded in the mid-nineteenth century amid German homesteads and dense southern temperate rainforest, it sits at the northern bite of the Reloncaví Sound as the working nerve center of Chile's aquaculture industry, surrounded by salmon pens, shipyards, and cargo docks. Travelers pass through here because the road north ends and the wilderness begins: it is the undisputed staging ground for ferries crossing to the Chiloé Archipelago, the gateway to the vast blue expanses of Llanquihue, and the official starting line of the Carretera Austral winding into Western Patagonia. But the southern climate is notoriously unforgiving. For three-quarters of the year, a low ceiling of slate-grey cloud presses down on the sound, washing out the coastal hills in a persistent, soaking deluge. To catch this threshold territory at its majestic best, you have to align your arrival with the brief stretch when the wind shifts, the sun burns through, and the volcanoes emerge on the horizon.
This is the absolute peak of the year, and for once, the crowd is entirely right. January and February are the only months when Puerto Montt shakes off its damp, maritime chill and offers long, luminous southern-hemisphere days that stretch well past nine in the evening. The air is cool and crisp, hovering around comfortable highs in the upper teens, but when the sun breaks over the water of the Reloncaví Sound, it feels warmly radiant on the skin. You can pack a light windbreaker rather than full-body mountaineering gore-tex, and the water taxi ride across to Isla Tenglo ceases to be an exercise in endurance and becomes an idyllic harbor crossing.
February is the standout month of the entire calendar year. Rainfall drops to its lowest annual mark, and the city itself catches a rare burst of civic swagger during Semana Puertomontina. Early in the month, Puerto Montt marks its anniversary with stages, brassy brass-and-folk music, and smoking food stalls along the coastal promenade. The crowd is overwhelmingly domestic—Chilean families road-tripping south from the central valleys—which gives the waterfront an unpretentious, festive energy.
Down at the fishing cove of Angelmó, wooden market stalls spill over with smoked mussels, woven wool blankets, and fresh catches brought straight in from the channels. In these two months, the view from the harbor reaches clean across the gulf, framed by the dark green hills of the mainland. If you intend to trek, board a ferry south toward the fjords, or drive into the hinterlands, book this window and do not think twice about the crowds. Everywhere else in the year is a compromise.
The turn of the season in the south happens without apology. March still retains echoes of summer in its first week or two, but by mid-month, the daylight hours contract sharply and the rainfall totals nearly double compared to midsummer. The domestic holiday crowds evaporate almost overnight, leaving the port to the steady rhythm of fishermen, dockhands, and ferry freight crews. If you catch a crisp, clear autumn afternoon on the waterfront, the low-angled golden light across the sound is stunning, but those afternoons require luck.
By April, that luck largely runs out. The weather descends into a cold, sodden routine where precipitation falls not in brief passing storms, but as an insistent, day-long soak that saturates woolen coats and slicks the wooden walkways along the docks. The temperature drops into the low teens and the dampness works its way straight into your bones, making lingering outdoors an unappealing prospect.
Crucially, tourist services throughout the surrounding Lake District begin closing up shop or slashing their schedules in April. Ferry crossings to the Chiloé Archipelago become rougher affairs battered by coastal swells, and the sweeping views across to the Andean foothills disappear behind dense, low-hanging maritime fog. If you are passing through simply to transfer from a flight to a regional bus, April is manageable, but treating it as a sightseeing base will test your patience.
There is no sugarcoating the deep winter here: between May and August, Puerto Montt receives astronomical volumes of rain, turning the entire commune into a waterlogged world of mist, mud, and chimney smoke. In June and August particularly, heavy rainfall falls day after day, while apparent temperatures hover just barely above freezing. Daylight is a scarce commodity, with the sun often failing to produce more than four pale, filtered hours between dense cloud banks.
The city takes on an insular, defensive posture during these months. Life retreats indoors to wood-stove-heated kitchens, bakeries with German Kuchen, and steamy market kitchens in Angelmó, where giant pots of fish stew boil behind plastic sheeting lashed against the gale. The streets around the Plaza de Armas are swept clean of casual walkers, traversed only by locals clad in heavy oilskins ducking under dripping awnings.
For a traveler, visiting during this span is nearly impossible to justify unless you have specific business in the maritime industries or find poetic beauty in extreme, monochromatic isolation. Out on the water, storms churning across the gulf regularly delay boat traffic and isolate coastal settlements. Trails in the nearby national parks turn into impassable quagmires of deep volcanic mud. This is the off-season in its truest, harshest form.
Spring arrives late and grudgingly to this corner of Chile. September and October remain cold, dark, and overwhelmingly wet, even as the national holiday festivities around Fiestas Patrias bring temporary cheer to the indoor taverns. The surrounding hillsides begin to turn a vibrant, dripping green, but the ground remains thoroughly waterlogged and rain remains a near-daily certainty.
It is only in November that the outdoors begins to feel viable again. The days lengthen noticeably, delivering eight to nine hours of daylight, and the biting coastal winds soften into manageable maritime breezes. Hikers and backpackers start appearing at the bus terminals with heavy packs, heading toward the trails around Llanquihue and south into the Patagonian interior.
December marks the true transition into usability. While brief cloudbursts still occur frequently, the rainfall drops significantly compared to the spring months, and apparent temperatures finally push back into the mid-teens. December carries a sense of anticipation: the ferry docks wake up, tour operators dust off their vans, and the waterfront promenade begins to fill with evening strollers. If you cannot secure travel plans for January or February, the second half of December is the only shoulder period that offers a fair chance at enjoying the dramatic southern landscape without spending your entire journey trapped under an umbrella.