El Calafate (Perito Moreno) weather in August
August in El Calafate: cold, a little rain, with clean air — a great time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#9 of 12 months in El Calafate · #889 of 1413 destinations to visit in August · comfort 72/100 (tier B)
- Days
- 8°C
- Nights
- -1°C
- Wet days
- 12
- Sun
- 6.4 h
- Humidity
- 84%
- Daylight
- 10 h

Traveller notes on El Calafate in August
Forum posters describe July and August as genuinely reliable for one specific reason - essentially zero chance of rain - with a dry, cold-morning-and-night climate but sunshine most days. Posters are direct this is deep Patagonian winter, though, with shorter daylight hours and variable snow conditions on trails around nearby El Chalten from year to year. Posters consistently confirm the Perito Moreno Glacier stays open and accessible year-round, along with standard glacier-lake boat tours, while more strenuous options like the mini-trek or Big Ice trek on the glacier itself don't run in winter. Posters generally recommend flexibility around exact snow conditions but describe August as entirely workable for the marquee sights.
Other months in El Calafate
El Calafate-forum threads on a July visit describe this as genuinely not the ideal time for glacier trekking, posters naming HieloyAventura as the sole concessionaire and warning winter can limit trekking options. Regulars call the boat-plus-walkway viewing of Perito Moreno genuinely still doable same-day regardless of season, several posters naming this the reliable fallback when trekking isn't practical. Posters call real layered, waterproof outer clothing standard winter advice, several regulars naming this essential given how cold and exposed the glacier viewpoints get. Regulars call bus schedules genuinely variable by day of week and season, several threads recommending checking current timetables before a July day trip. Posters recommend confirming trekking availability directly with the operator, several regulars calling this standard given how much winter affects access. The record: 5.8C days, -3.1C nights, 60.9mm across nearly 10 days and 87 percent humidity.
El Calafate-forum threads on a June visit describe this as genuinely workable despite being deep winter, posters calling cold, wind and short daylight real factors though most hotels and excursions keep running on a lighter schedule. Regulars call the Perito Moreno glacier open year-round, tours available and considerably less crowded in June than during the summer peak. Posters call ice trekking on the glacier itself unavailable this month, boardwalk viewing by bus the realistic way to see it in June instead. Regulars call El Chalten a solid day trip from El Calafate, roughly three to three and a half hours each way with real hiking trails right from the tiny town. Posters recommend real flexibility around June bookings, some excursions here genuinely prone to weather cancellation this time of year. The record: 6.2C days feeling like 4C, -2.3C nights, 46.2mm across nearly 10 days and 68 percent humidity.
El Calafate-forum threads on end-of-May conditions describe the Perito Moreno glacier as still accessible, posters calling the standard viewing platforms and boardwalks open regardless of season though ice-trekking day trips can become unavailable this late in fall. Regulars call the weather itself genuinely cold and often wet, real waterproof layers, a warm hat and proper gloves all standing advice for a day at the viewpoints. Posters recommend checking current tour availability directly given some operators scaling back as the season winds down. Regulars describe El Calafate town as considerably quieter this time of year, restaurants and shops still open but with far fewer visitors than the summer peak. Posters call proper winter boots essential for the boardwalk sections, ice and wet timber real hazards underfoot. Regulars recommend real flexibility in any itinerary here. The record: 9C days feeling like 7C, -0.1C nights, 55.6mm across nearly 12 days and 86 percent humidity.
El Calafate-forum threads comparing March against April are fairly consistent March carries slightly better odds against an early system, though posters call April a genuinely solid pick for the Perito Moreno glacier boardwalks. Regulars describe conditions as chilly by day and properly cold once the sun drops, real winds a standing feature regardless of date. Posters call the wider Patagonia region reliably windy through the month, gear rated for real gusts worth prioritizing over pure warmth. Regulars say nearby El Chalten sees an earlier chance of accumulation, worth checking current conditions before a hiking-heavy itinerary there. Posters call clear skies genuinely common through April despite the cold, strong visibility of the glacier a real upside of the shoulder season. Regulars recommend real layers regardless of how the morning starts. The record: 13.2C days feeling like 10C, 2C nights, a notably high 6.3cm of fresh accumulation and 80 percent humidity.
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El Calafate climate normals — August
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in El Calafate 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.
Shoulder seasonan ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for El Calafate'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).
Fair weatherEl Calafate's weather peaks December–February.
Best weatherFair weatherToughest weather
What's on in El Calafate in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Rule
Los Glaciares entry fee
1 Jan – 31 DecThe national park charges at the Perito Moreno gate and foreign visitors pay a higher rate; no bus or boat ticket includes it. The tariff is revised often, so check it the day before. Source ↗
- Season
Winter shutdown
1 May – 31 Aug · usuallyOff-season shutdownClosuresHalf the hotels and most of the excursion desks close, the boats drop to a short timetable and the glacier walkways can be iced over. What stays open is cheap and nearly empty.
Nearby, and something's on
Within 300 km of El Calafate — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is El Calafate?
El Calafate in August — FAQ
- Is August a good time to visit El Calafate?
- August in El Calafate: cold, a little rain, with clean air — a great time to visit. It ranks #9 of 12 months for El Calafate on SeasonMap's comfort score (72/100).
- What is the weather like in El Calafate in August?
- In August, El Calafate averages a daily high of 7.7°C and a low of -1.1°C, with about 62.2 mm of rain over roughly 11.6 rainy days.
- What is the air quality in El Calafate in August?
- El Calafate has a mean US Air Quality Index of about 26 in August.
- Does it snow in El Calafate in August?
- El Calafate sees roughly 21.7 cm of snowfall in August.
Within 300 km: Torres del Paine's Puma tracking season around 15 Apr – 30 Sep, and El Chaltén's Winter shutdown around 1 May – 30 Sep.