Best Time-of-Year
The best month at El Chaltén / Patagonia is January, when temperatures average 6–15 °C (43–58 °F) and mid-day humidity sits around 50%. Expect rainy, cool days, with around 16 excellent days in a typical January. January, February, and December are the most reliable months, with milder temperatures.
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Tap a month for its details below.
Month by Month
January
January is the year's best month for climbing — expect rainy, cool days, with around 16 excellent days.
February
February is among the year's most reliable months — expect rainy, cool days, with around 13 excellent days.
March
A typical March brings rainy, cool days, with around 8 excellent days.
April
A typical April brings rainy, cool days, with around 7 excellent days. Cold takes out most of the rest.
May
A typical May brings rainy, cold days, with around 3 excellent days. Cold takes out most of the rest.
June
A typical June brings rainy, cold days, with around 5 climbable days. Cold takes out most of the rest.
July
A typical July brings rainy, cold days, with around 4 climbable days. Cold takes out most of the rest.
August
A typical August brings rainy, cold days, with around 3 excellent days. Cold takes out most of the rest.
September
A typical September brings cool days, with around 6 excellent days. Cold takes out most of the rest.
October
A typical October brings rainy, cool days, with around 14 excellent days.
November
A typical November brings rainy, cool days, with around 15 excellent days.
December
December is among the year's most reliable months — expect rainy, cool days, with around 16 excellent days.
A Typical Year
| Month | Excellent Days | Viable Days | Off Days | Temperature | Wet Days | Mid-Day Humidity |
|---|---|---|---|---|---|---|
| January | 16 | 6 | 9 | 6–15 °C 43–58 °F | 15 | 50% |
| February | 13 | 6 | 9 | 5–13 °C 41–56 °F | 15 | 51% |
| March | 8 | 6 | 17 | 3–10 °C 37–50 °F | 19 | 57% |
| April | 7 | 6 | 17 | 2–8 °C 35–47 °F | 15 | 60% |
| May | 3 | 6 | 22 | 0–5 °C 31–42 °F | 14 | 65% |
| June | 0 | 5 | 25 | −2 to 3 °C 28–38 °F | 15 | 66% |
| July | 1 | 4 | 26 | −4 to 2 °C 25–36 °F | 12 | 63% |
| August | 3 | 5 | 23 | −2 to 5 °C 28–40 °F | 12 | 62% |
| September | 6 | 9 | 15 | −2 to 6 °C 29–43 °F | 11 | 57% |
| October | 14 | 7 | 10 | 1–9 °C 33–48 °F | 13 | 52% |
| November | 15 | 7 | 8 | 2–11 °C 36–52 °F | 12 | 52% |
| December | 16 | 6 | 9 | 4–13 °C 40–56 °F | 15 | 51% |