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Best Time to Hike Alta Via n. 1 della Valle d'Aosta - Tappa 17

wb_sunny Best from August to August
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Month-by-month temperatures and rainfall for Alta Via n. 1 della Valle d'Aosta - Tappa 17, Italy, based on 2-year climate normals.

Month-by-month weather on Alta Via n. 1 della Valle d'Aosta - Tappa 17

Month Avg high Avg low Rainfall Rainy days
January -3.3°C / 26°F -10.5°C / 13°F 219 mm 17
February -1°C / 30°F -9.4°C / 15°F 93 mm 11
March -1.1°C / 30°F -8.8°C / 16°F 121 mm 16
April 2.1°C / 36°F -5.3°C / 22°F 134 mm 13
May 4.6°C / 40°F -2.2°C / 28°F 104 mm 12
June 11.4°C / 53°F 2.2°C / 36°F 91 mm 13
July 13°C / 55°F 3.7°C / 39°F 63 mm 10
August 15.7°C / 60°F 4.9°C / 41°F 35 mm 8
September 8.7°C / 48°F 0.3°C / 33°F 160 mm 14
October 5.8°C / 42°F -1.8°C / 29°F 196 mm 15
November 0.9°C / 34°F -7.9°C / 18°F 148 mm 9
December -2.3°C / 28°F -9.5°C / 15°F 115 mm 11

Highlighted rows are the recommended hiking window. Climate normals via Open-Meteo (2-year average). Mountain weather varies — always check a live forecast before you set off.

When to go

The best months to hike Alta Via n. 1 della Valle d'Aosta - Tappa 17 are August. Expect daytime highs around 16°C (61°F) and nights near 5°C (41°F).

Pack flexible layers and a reliable rain shell — conditions can shift quickly in the mountains.

Alta Via n. 1 della Valle d'Aosta - Tappa 17

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