Puerto Montt in August
In August, Puerto Montt averages 11°C (51°F) during the day and 6°C (42°F) at night, with frequent rain — about 22 days of the month see precipitation (268 mm total).
ShoulderConditions are cool — bring a jacket for evenings. Expect daily rain or showers, often in heavy bursts.
August is one of the wetter and less comfortable months in Puerto Montt. If your dates are flexible, consider a different time of year.
How August compares to the rest of the year in Puerto Montt
August is one of the coolest months in Puerto Montt (10th of 12) and one of the wettest months (1st of 12). Daytime temperature runs 3°C below the annual average (14°C). August runs 1°C warmer than July (10°C) and warms a further 1°C into September (12°C).
August sunrise & sunset in Puerto Montt
Times shown for Puerto Montt local time (America/Santiago), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Puerto Montt — August
Golden-hour and blue-hour windows for the 15th of August, in Puerto Montt's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Puerto Montt in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Shoulder) and Puerto Montt's popularity.
Crowds & pricing — August in Puerto Montt
Puerto Montt is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — August in Puerto Montt
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Puerto Montt in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 18°C / 64°F | 12°C / 53°F | 86 mm | 11 | — |
| February | 18°C / 65°F | 12°C / 54°F | 66 mm | 9 | — |
| March | 17°C / 62°F | 11°C / 52°F | 118 mm | 12 | — |
| April | 15°C / 58°F | 9°C / 49°F | 176 mm | 15 | — |
| May | 13°C / 55°F | 8°C / 46°F | 221 mm | 19 | — |
| June | 10°C / 51°F | 6°C / 42°F | 269 mm | 20 | — |
| July | 10°C / 50°F | 5°C / 42°F | 257 mm | 21 | — |
| August | 11°C / 51°F | 6°C / 42°F | 268 mm | 22 | — |
| September | 12°C / 53°F | 6°C / 43°F | 169 mm | 19 | — |
| October | 13°C / 56°F | 7°C / 45°F | 155 mm | 18 | — |
| November | 15°C / 59°F | 9°C / 48°F | 126 mm | 15 | — |
| December | 17°C / 62°F | 11°C / 52°F | 105 mm | 13 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Puerto Montt in August →
Frequently asked questions
How hot is Puerto Montt in August?
In August, Puerto Montt averages a high of 11°C (51°F) and a low of 6°C (42°F) — generally cool.
Does it rain a lot in Puerto Montt in August?
August is quite rainy in Puerto Montt, with about 22 rainy days on average.
Is August a good time to visit Puerto Montt?
August is cool but on the rainy side. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Puerto Montt in August?
Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full August packing list for Puerto Montt for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.