Home › Trails › Via Alpina Blue D4 › Best time to hike

Best Time to Hike Via Alpina Blue D4

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 Via Alpina Blue D4, Switzerland, based on 2-year climate normals.

Units

Month-by-month weather on Via Alpina Blue D4

Month Avg high Avg low Rainfall Rainy days
January 22°F-6°C 11°F-12°C 120 mm 17
February 25°F-4°C 13°F-10°C 57 mm 9
March 25°F-4°C 14°F-10°C 173 mm 15
April 31°F0°C 19°F-7°C 184 mm 13
May 37°F3°C 25°F-4°C 136 mm 17
June 46°F8°C 31°F0°C 46 mm 10
July 47°F8°C 33°F0°C 47 mm 10
August 50°F10°C 33°F1°C 42 mm 4
September 39°F4°C 27°F-3°C 135 mm 13
October 35°F2°C 24°F-5°C 131 mm 14
November 26°F-3°C 13°F-10°C 99 mm 10
December 21°F-6°C 12°F-11°C 100 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 Via Alpina Blue D4 are August. Expect daytime highs around 50°F10°C and nights near 34°F1°C.

Pack warm layers and a proper insulating jacket — nights get cold even in the best window.

Via Alpina Blue D4

Full route guide, interactive map and free GPX download.

map View route & GPX
More in Switzerland