Valparaíso in August
In August, Valparaíso averages 15°C (59°F) during the day and 10°C (50°F) at night, with around 5 days of rain (60 mm total).
High seasonConditions are cool — bring a jacket for evenings. Occasional showers are likely but won't dominate.
August in Valparaíso is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How August compares to the rest of the year in Valparaíso
August is one of the coolest months in Valparaíso (11th of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 3°C below the annual average (18°C). August runs roughly the same as July (15°C) and warms a further 1°C into September (16°C).
August sunrise & sunset in Valparaíso
Times shown for Valparaíso 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 Valparaíso — August
Golden-hour and blue-hour windows for the 15th of August, in Valparaíso's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Valparaíso 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 (High season) and Valparaíso's popularity.
Crowds & pricing — August in Valparaíso
This is a busy month in Valparaíso — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: excellent tourism weather
Sun & mosquito risk — August in Valparaíso
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.
Valparaíso in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 21°C / 69°F | 15°C / 59°F | 3 mm | 1 | — |
| February | 21°C / 69°F | 15°C / 60°F | 1 mm | 0 | — |
| March | 20°C / 68°F | 15°C / 58°F | 3 mm | 1 | — |
| April | 18°C / 65°F | 13°C / 56°F | 23 mm | 2 | — |
| May | 17°C / 62°F | 12°C / 53°F | 32 mm | 4 | — |
| June | 15°C / 59°F | 10°C / 51°F | 96 mm | 6 | — |
| July | 15°C / 58°F | 10°C / 49°F | 72 mm | 6 | — |
| August | 15°C / 59°F | 10°C / 50°F | 60 mm | 5 | — |
| September | 16°C / 60°F | 10°C / 51°F | 26 mm | 3 | — |
| October | 17°C / 62°F | 11°C / 52°F | 17 mm | 2 | — |
| November | 18°C / 65°F | 13°C / 55°F | 8 mm | 2 | — |
| December | 20°C / 67°F | 14°C / 57°F | 5 mm | 1 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Valparaíso in August →
Frequently asked questions
How hot is Valparaíso in August?
In August, Valparaíso averages a high of 15°C (59°F) and a low of 10°C (50°F) — generally cool.
Does it rain a lot in Valparaíso in August?
August sees occasional rain in Valparaíso, with about 5 rainy days on average.
Is August a good time to visit Valparaíso?
August is cool and mostly dry. 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 Valparaíso in August?
Pack a warm jacket and layers. See the full August packing list for Valparaíso for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.