Best Time-of-Year
The best month at Arco / Sarca Valley is March, when temperatures average 4–12 °C (38–53 °F) and mid-day humidity sits around 58%. Expect cool days, with around 15 excellent days in a typical March. March, April, and October are the most reliable months.
- Terrible
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- Fair
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- Perfect
Tap a month for its details below.
Month by Month
January
A typical January brings dry, cold days, with around 5 excellent days. Cold takes out most of the rest.
February
A typical February brings dry, cool days, with around 9 excellent days. Cold takes out most of the rest.
March
March is the year's best month for climbing — expect cool days, with around 15 excellent days.
April
April is among the year's most reliable months — expect mild days, with around 14 excellent days.
May
A typical May brings rainy, mild days, with around 4 excellent days. Rain takes out most of the rest.
June
A typical June brings rainy, warm days, with around 2 excellent days. Heat takes out most of the rest.
July
A typical July brings rainy, warm days, with around 2 excellent days. Heat takes out most of the rest.
August
A typical August brings rainy, warm days, with around 3 excellent days. Heat takes out most of the rest.
September
A typical September brings rainy, mild days, with around 6 excellent days. Heat takes out most of the rest.
October
October is among the year's most reliable months — expect mild days, with around 13 excellent days.
November
A typical November brings cool days, with around 9 excellent days. Cold takes out most of the rest.
December
A typical December brings dry, cool days, with around 2 excellent days. Cold takes out most of the rest.
A Typical Year
| Month | Excellent Days | Viable Days | Off Days | Temperature | Wet Days | Mid-Day Humidity |
|---|---|---|---|---|---|---|
| January | 5 | 11 | 15 | 0–6 °C 33–43 °F | 6 | 68% |
| February | 9 | 9 | 10 | 2–9 °C 36–48 °F | 6 | 65% |
| March | 15 | 8 | 8 | 4–12 °C 38–53 °F | 9 | 58% |
| April | 14 | 7 | 9 | 6–15 °C 43–59 °F | 11 | 56% |
| May | 4 | 9 | 18 | 10–19 °C 50–66 °F | 20 | 62% |
| June | 2 | 14 | 14 | 15–24 °C 59–76 °F | 16 | 56% |
| July | 2 | 17 | 12 | 16–26 °C 61–78 °F | 16 | 55% |
| August | 3 | 17 | 11 | 16–25 °C 61–78 °F | 14 | 55% |
| September | 6 | 13 | 11 | 13–21 °C 55–70 °F | 14 | 61% |
| October | 13 | 8 | 10 | 9–17 °C 49–63 °F | 9 | 65% |
| November | 9 | 7 | 14 | 4–10 °C 38–50 °F | 9 | 67% |
| December | 2 | 12 | 17 | 1–7 °C 34–44 °F | 6 | 72% |