Gravity Report

El Chaltén / Patagonia

A traditional climbing area in Santa Cruz, Argentina 🇦🇷

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.

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.

Excellent Days16
Viable Days6
Off Days9
Temperature6–15 °C43–58 °F
Mid-Day Humidity50%
Wet Days15

February

February is among the year's most reliable months — expect rainy, cool days, with around 13 excellent days.

Excellent Days13
Viable Days6
Off Days9
Temperature5–13 °C41–56 °F
Mid-Day Humidity51%
Wet Days15

March

A typical March brings rainy, cool days, with around 8 excellent days.

Excellent Days8
Viable Days6
Off Days17
Temperature3–10 °C37–50 °F
Mid-Day Humidity57%
Wet Days19

April

A typical April brings rainy, cool days, with around 7 excellent days. Cold takes out most of the rest.

Excellent Days7
Viable Days6
Off Days17
Temperature2–8 °C35–47 °F
Mid-Day Humidity60%
Wet Days15

May

A typical May brings rainy, cold days, with around 3 excellent days. Cold takes out most of the rest.

Excellent Days3
Viable Days6
Off Days22
Temperature0–5 °C31–42 °F
Mid-Day Humidity65%
Wet Days14

June

A typical June brings rainy, cold days, with around 5 climbable days. Cold takes out most of the rest.

Excellent Days0
Viable Days5
Off Days25
Temperature−2 to 3 °C28–38 °F
Mid-Day Humidity66%
Wet Days15

July

A typical July brings rainy, cold days, with around 4 climbable days. Cold takes out most of the rest.

Excellent Days1
Viable Days4
Off Days26
Temperature−4 to 2 °C25–36 °F
Mid-Day Humidity63%
Wet Days12

August

A typical August brings rainy, cold days, with around 3 excellent days. Cold takes out most of the rest.

Excellent Days3
Viable Days5
Off Days23
Temperature−2 to 5 °C28–40 °F
Mid-Day Humidity62%
Wet Days12

September

A typical September brings cool days, with around 6 excellent days. Cold takes out most of the rest.

Excellent Days6
Viable Days9
Off Days15
Temperature−2 to 6 °C29–43 °F
Mid-Day Humidity57%
Wet Days11

October

A typical October brings rainy, cool days, with around 14 excellent days.

Excellent Days14
Viable Days7
Off Days10
Temperature1–9 °C33–48 °F
Mid-Day Humidity52%
Wet Days13

November

A typical November brings rainy, cool days, with around 15 excellent days.

Excellent Days15
Viable Days7
Off Days8
Temperature2–11 °C36–52 °F
Mid-Day Humidity52%
Wet Days12

December

December is among the year's most reliable months — expect rainy, cool days, with around 16 excellent days.

Excellent Days16
Viable Days6
Off Days9
Temperature4–13 °C40–56 °F
Mid-Day Humidity51%
Wet Days15

A Typical Year

Monthly conditions in a typical year at El Chaltén / Patagonia, scored for traditional climbing. Day counts are per month.
MonthExcellent DaysViable Days Off DaysTemperatureWet Days Mid-Day Humidity
January16696–15 °C
43–58 °F
1550%
February13695–13 °C
41–56 °F
1551%
March86173–10 °C
37–50 °F
1957%
April76172–8 °C
35–47 °F
1560%
May36220–5 °C
31–42 °F
1465%
June0525−2 to 3 °C
28–38 °F
1566%
July1426−4 to 2 °C
25–36 °F
1263%
August3523−2 to 5 °C
28–40 °F
1262%
September6915−2 to 6 °C
29–43 °F
1157%
October147101–9 °C
33–48 °F
1352%
November15782–11 °C
36–52 °F
1252%
December16694–13 °C
40–56 °F
1551%