Camino Portugués
Weather in August

Weather Overview

August on the Camino Portugués brings warm to hot conditions across most of the route, with daytime temperatures ranging from 21°C to 33°C. The journey north grows progressively cooler as you advance from the interior toward the coast. Porto experiences mild warmth around 24.5°C, while Braga inland reaches the month's peak at 28.2°C. Galicia's seven stages average 30°C, though coastal sections near Viana do Castelo dip to around 23°C due to Atlantic influence, making the final stages noticeably fresher than the middle sections.

Rainfall remains sparse throughout August, with only minimal precipitation expected across the entire route. Porto is the wettest region with occasional light showers on roughly one day out of two stages, while Braga, Viana do Castelo, and Galicia are largely dry. Wind gusts can reach 47 km/h, particularly on exposed ridgelines and coastal stretches near Viana do Castelo, where the Atlantic creates gusty conditions that may affect balance when carrying a pack.

Elevation changes are modest overall, with the highest point at 257 metres near Santiago. However, nights cool considerably at altitude, dropping to 15–19°C, creating a significant temperature swing from warm days. Start your daily walks early to avoid midday heat, and carry a lightweight fleece or long-sleeved layer for cool mornings and exposed evening sections.