May · Argentina
Best time to visit El Chaltén in May Weather, crowds & prices
Weather in El Chaltén in May
Average temperature -3°C, 90 mm of rain, about 0 days with 6+ hours of sunshine and 88% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
2.4/10
Ranked #9 of 12 months
- Avg temp
- -3°C
- Rainfall
- 90 mm
- Humidity
- 88%
- Days with 6h+ sun
- 0
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
May in El Chaltén scores 2.4/10 for nature and wildlife travel - ranked #9 of 12. Expect around -3°C, 90 mm of rain, and roughly 0 days with 6+ hours of sunshine this month.
El Chaltén is Argentina's trekking capital, below the Fitz Roy and Cerro Torre peaks.
May in El Chaltén: expect compromises
At -3°C (27°F) this is proper winter weather in May: layer up and split the day between outdoor highlights and indoor stops.
90 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with almost no days with 6+ hours of sunshine and 8.9 hours of daylight.
That is 2.4/10 on the same scale — 9th of 12 months, versus 7/10 for the best month here.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, footwear you can get muddy.
Expect low-season pricing, and crowds are light for this destination.
If your dates are flexible, January is materially better in El Chaltén — 4.6 points higher on the same scale.
Frequently asked
- What is the weather like in El Chaltén in May?
- In May, El Chaltén averages -3°C, 90 mm of rain, and about 0 days with 6+ hours of sunshine. Its climate-comfort score is 2.4/10.
- Is May a good time to visit El Chaltén?
- May earns a 2.4/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in El Chaltén in May?
- Expect about 90 mm of rain in May. Average humidity is 88% and there are about 0 days with 6+ hours of sunshine.
Curated in El Chaltén
Tickets & experiences
Things to do in El Chaltén
El Chaltén, Argentina. Live activities and tours from GetYourGuide, matched to this destination.