El Chaltén weather / July
El Chaltén weather in July11 years of days, one by one
The coldest month. Snow, silence and little daylight; crampons and poles are required in the Park. In town, highs are around 3°C and lows around -3°C; about 156 mm falls over 16 days with some rain, and there are 8.6 hours of daylight. At Laguna de los Tres, of 31 days usually 15 are calm, 8 windy and 8 very windy.
High / lowtown
3° / -3°
Rain16 days
156 mm
Gusts over 60 km/htown
6 days
Calm daysLaguna de los Tres
15 of 31
Daylightper day
8.6 h
July, day by day
In how many of the last 11 years each day of July was calm at Laguna de los Tres: gusts under 50 km/h and little rain from 8 am to 8 pm. Darker means more calm years.
- 17/11
- 25/11
- 35/11
- 46/11
- 56/11
- 66/11
- 74/11
- 84/11
- 93/11
- 106/11
- 115/11
- 125/11
- 136/11
- 148/11
- 157/11
- 165/11
- 176/11
- 186/11
- 193/11
- 204/11
- 213/11
- 227/11
- 235/11
- 245/11
- 254/11
- 268/11
- 275/11
- 284/11
- 297/11
- 303/11
- 316/11
There is no lucky day: the wind changes from year to year. It shows whether the month is even or gets better towards the end.
July, year by year
| Year | Calm / windy / very windy days | Fitz Roy clear | Rain | Snow days | Top gust at the lake | Warmest / coldest |
|---|---|---|---|---|---|---|
| 2026 | 25 / 4 / 2 | 11 days | 73 mm12 days | 9 | 110 km/h | 9° / -17° |
| 2025 | 16 / 7 / 8 | 6 days | 211 mm15 days | 3 | 131 km/h | 8° / -13° |
| 2024 | 12 / 10 / 9 | 5 days | 194 mm17 days | 4 | 124 km/h | 9° / -13° |
| 2023 | 18 / 7 / 6 | 10 days | 171 mm13 days | 3 | 99 km/h | 8° / -15° |
| 2022 | 15 / 11 / 5 | 7 days | 148 mm13 days | 8 | 130 km/h | 7° / -14° |
| 2021 | 4 / 12 / 15 | 0 days | 232 mm23 days | 1 | 145 km/h | 10° / -4° |
| 2020 | 20 / 8 / 3 | 6 days | 65 mm12 days | 8 | 107 km/h | 5° / -11° |
| 2019 | 11 / 10 / 10 | 0 days | 87 mm17 days | 2 | 114 km/h | 8° / -9° |
| 2018 | 14 / 10 / 7 | 14 days | 112 mm13 days | 0 | 113 km/h | 8° / -12° |
| 2017 | 7 / 8 / 16 | 2 days | 195 mm19 days | 1 | 147 km/h | 11° / -7° |
| 2016 | 22 / 5 / 4 | 6 days | 149 mm19 days | 4 | 112 km/h | 7° / -8° |
July records
- The warmest day
- 10.7° 1 July 2017
- The coldest night
- -16.7° 22 July 2026
- The strongest gust at Laguna de los Tres
- 147 km/h 1 July 2017
- The wettest day
- 78.2 mm 10 July 2025
From 2016 to 2026, in town except the gust.
Coming in July? A week before, the El Chaltén 7-day forecast tells you which day suits each hike and where we have spots. To plan the trip, see the best time to visit El Chaltén and what to pack.
Questions about El Chaltén weather in July
What is El Chaltén weather like in July?
In July highs in town are around 3°C and lows around -3°C. About 156 mm falls over some 16 days with rain, mostly drizzle or short showers. There are 8.6 hours of daylight. Up at Laguna de los Tres (1,170 m) it is about 5° colder.
Is El Chaltén windy in July?
In town there are about 6 days with gusts over 60 km/h. At Laguna de los Tres, from 2016 to 2026, July had on average 15 calm days (gusts under 50 km/h), 8 windy and 8 very windy ones (75 km/h or more, or heavy rain). We go out almost every day even with wind: on the day, the guide decides how far up you go.
Can you see Fitz Roy in July?
Fully clear at summit height, July had on average 6 days from 2016 to 2026. On many other days it shows for a while, through cloud. That is why it pays to have more than one day in El Chaltén and to check the mountain forecast.
Does it snow in El Chaltén in July?
Yes: in town there were on average 4 days of snow (1 cm or more) in July. There is more on the high trails.