San Carlos de Bariloche (Bariloche) weather in August

August in San Carlos de Bariloche: cold, rainy, with clean air — a great time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

San Carlos de Bariloche🇦🇷 Argentina · Andean Lakes District · Ski73
  1. 14Jan
  2. 12Feb
  3. 19Mar
  4. 33Apr
  5. 55May
  6. 78Jun
  7. 82Jul
  8. 73Aug
  9. 60Sep
  10. 44Oct
  11. 24Nov
  12. 17Dec

#3 of 12 months in San Carlos de Bariloche · #881 of 1413 destinations to visit in August · comfort 73/100 (tier B)

Days
9°C
Nights
-1°C
Wet days
15
Sun
7.7 h
Humidity
85%
Daylight
11 h
San Carlos de Bariloche, Argentina
Photo: Belén Montero · Pexels

What August is like in San Carlos de Bariloche

The most reliable snow of the year, cold and clear between fronts, with the season at its best.

snowpeak

confidence: high

Traveller notes on San Carlos de Bariloche in August

Regulars on Bariloche's forum are clear that August is proper winter — cold, breezy, genuine ski season — and not a month to expect much beyond the mountains and the town itself; most say pair it with Villa La Angostura or the lake circuit rather than trying to do much else.
Tripadvisor community · August · 1 month ago · Read more on Tripadvisor ↗

Other months in San Carlos de Bariloche

Bariloche-forum threads on a May visit describe autumn color as genuinely fantastic, posters naming this a real highlight even though no snow has arrived yet. Regulars call weather genuinely rainy and unstable this time of year, several posters naming this the standard tradeoff for catching peak fall foliage. Posters call the first two weeks of May genuinely the safer bet for color specifically, several regulars naming this window before both crowds and prices drop further later in the month. Regulars call fewer tours and activities genuinely running by May, several threads naming a restricted schedule as standard once peak summer season winds down. Posters recommend real flexible plans around unstable May weather, several regulars calling this standard given how quickly conditions can shift day to day. The record: 10.8C days, 1.2C nights, 94.5mm across over 12 days and 87 percent humidity.
BarilocheMayRegular · May · 1 month ago · Read more on Tripadvisor ↗
Bariloche-forum threads on a mid-April visit describe this as low season, posters calling it a bit cold and often windy with a real chance of showers, though sunny stretches still turn up even as temperatures stay cool. Regulars recommend packing wind gear regardless of forecast, several posters describing Patagonian conditions here as genuinely variable day to day. Posters call April the tail end of the summer crowd meeting the start of real autumn color, several regulars naming this contrast as the main reason they time trips for this window. Regulars call the town noticeably quieter than peak season, fewer tourists cited as a genuine advantage for anyone prioritizing space on the Circuito Chico. Posters recommend booking a rental car ahead despite low season, several threads noting availability can still be tighter than expected. The record: 15.4C days feeling like 13C, 2.8C nights, an extraordinarily high 76.9mm across over 9 days and 79 percent humidity.
BarilocheAprilRegular · April · 1 month ago · Read more on Tripadvisor ↗
San Carlos de Bariloche-forum threads on an early October visit describe higher trails as still closed, posters calling lower-elevation walks like Cerro Campanario and the Circuito Chico the real options while snow lingers above. Regulars call the month mild-cold overall, real winter clothing still recommended though conditions considerably milder than July or August. Posters recommend kayaking, a visit to Isla Victoria and the Arrayanes forest as strong October picks regardless of trail closures higher up. Regulars call rafting still running, water levels typically good with spring melt underway. Posters recommend checking specific trail status before planning a hike, conditions at altitude shifting fast this early in spring. Regulars call October a transition month, considerably quieter than the winter peak with lake scenery already opening up. The record: 14.6C days feeling like 13C, 1.9C nights, an extraordinarily high 66.8mm across over 9 days and 68 percent humidity.
BarilocheOctoberRegular · October · 1 month ago · Read more on Tripadvisor ↗
Bariloche-forum threads on whether June is a good idea are consistent this sits right at the start of the ski season, Cerro Catedral traditionally opening around the eighteenth though posters call the exact date genuinely dependent on how much has fallen by then. Regulars describe conditions as close to or below freezing overnight, real winter clothing standing advice regardless of whether the lifts are running yet. Posters call this a strong window even without guaranteed skiing, horse riding, trekking and the lake scenery all worth building a June trip around. Regulars are direct coverage this early can be thin some years, checking current base depth before committing to a ski-focused itinerary a real must. Posters call the town itself pleasant and far less crowded than peak July, a genuine upside of visiting before the main rush. The record: 7.7C days feeling like 4C, -0.4C nights, a notably high 66.9cm of fresh accumulation and 89 percent humidity.
BarilocheJuneRegular · June · 1 month ago · Read more on Tripadvisor ↗

Add your own note from San Carlos de Bariloche's card on the map.

San Carlos de Bariloche climate normals — August

Daytime high9°C / 48°F🧥 cold
Nighttime low-1°C / 31°F
Feels like (high)6°C / 43°F
Rainfall123 mm / 4.8 in🌧 rainy
Rainy days15 days
Humidity85%💦 very humid
Dew point-1°C / 30°F
Sunshine7.7 h/day
Daylight10.5 h
Wind13 km/h / 8 mph
Snowfall59.8 cm / 23.5 in
Air quality (US AQI)30🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in San Carlos de Bariloche in August

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsthe editor's peak month, Ski season, Fiesta Nacional de la Nieve

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for San Carlos de Bariloche's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherSan Carlos de Bariloche's weather peaks June–August, best around July.

August includes Fiesta Nacional de la Nieve.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in San Carlos de Bariloche in August

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Ski season

    29 Jun – 4 Oct · usuallyCrowded

    Catedral runs from late June to early October, with the most reliable cover in August and the Argentine winter school holidays filling July from end to end.

  • Festival

    Fiesta Nacional de la Nieve

    14–17 AugMajor festivalCrowded

    Four days of free concerts and snow events in the Civic Centre in the middle of August, in the best snow week of the year. Source ↗

  • Season

    Snow season

    Ski season

    About 60 cm of snow falls in the month.

    from the climate normals

What's on around the world in August →

Nearby, and something's on

Within 300 km of San Carlos de Bariloche — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is San Carlos de Bariloche?

Loading map…

San Carlos de Bariloche in August — FAQ

Is August a good time to visit San Carlos de Bariloche?
August in San Carlos de Bariloche: cold, rainy, with clean air — a great time to visit. It ranks #3 of 12 months for San Carlos de Bariloche on SeasonMap's comfort score (73/100).
What is the weather like in San Carlos de Bariloche in August?
In August, San Carlos de Bariloche averages a daily high of 9.1°C and a low of -0.6°C, with about 123.1 mm of rain over roughly 14.5 rainy days.
What is the air quality in San Carlos de Bariloche in August?
San Carlos de Bariloche has a mean US Air Quality Index of about 30 in August.
Does it snow in San Carlos de Bariloche in August?
San Carlos de Bariloche sees roughly 59.8 cm of snowfall in August.

Within 300 km: San Martín de los Andes' Chapelco ski season around 25 Jun – 30 Sep.