Weather in Portugal in May

May in Portugal is characterised by warm and pleasant weather, making it an ideal time for outdoor activities. Travellers can expect mild to warm temperatures, with a low chance of rain and plenty of sunshine. The weather is suitable for exploring the charming cities and picturesque countryside, with local highlights such as blooming wildflowers adding to the allure of this beautiful country.

May Climate Overview

• Average Temperature: 15°C to 22°C
• Rainfall: Approximately 40mm
• Sunshine Hours: Up to 10 hours per day
• Humidity: Around 70%
• Wind Speed: Generally light at about 10 km/h

What to Expect in May

Daytime Conditions

During the day, temperatures are comfortably warm, often reaching 22°C. The sun shines brightly, providing ample daylight for exploring. The humidity remains moderate, offering a pleasant experience for those venturing outdoors.

Rainfall Patterns

Rainfall in May is relatively rare and usually occurs in the form of brief, light showers. These are typically scattered and unlikely to disrupt any planned outdoor excursions.

Evening Conditions

Evenings tend to be cooler, with temperatures dropping to around 15°C. A light breeze may be present, providing a refreshing respite from the day’s warmth. Humidity levels decrease, making evenings perfect for leisurely walks or dining outside.

Best Activities in Portugal in May

• Outdoor Activities: Enjoy hiking through the scenic trails, visiting local markets, or exploring historical sites with ideal weather conditions.
• Seasonal Highlights: Witness fields of blossoming wildflowers, making the countryside a stunning place for nature walks and photography.

What to Pack for May

• Appropriate clothing for daytime and evening temperatures
• Protection from sun or rain (hat, sunscreen, umbrella, etc.)
• Footwear suitable for local terrain (e.g., walking, hiking, city streets)
• Reusable water bottle