- Heading on a cruise which visits Spain and/or Portugal?
- Here's a quick guide on average weather and ideas of essentials to pop in those suitcases and day bags.
- This covers mainland Spain and Portugal.
- For a guide to the Canaries, click here
- A guide for the Azores and Madeira will be available soon
Average Weather by Season
Spain Overview
Spain’s climate varies significantly by region, from hot Mediterranean summers to cooler Atlantic zones. Across the country, the average annual temperature ranges from 6°C to 23°C.
Portugal Overview
Portugal has a Mediterranean climate with warm, dry summers and mild, rainy winters. August is typically the warmest month at 23°C, while January averages 11.3°C, rarely dropping below freezing.
🌱 Spring (March–May)
Spain Spring
- Warming temperatures depending on region (cooler in the north, milder in central/south).
- Increasing sunshine with occasional rain.
Portugal Spring
- Temperatures rise from 15°C in March to ~20°C in May.
- Rainfall decreases, making days brighter and ideal for coastal and countryside exploration.
Spring Packing List
- Light waterproof jacket
- Layered clothing (long/short sleeves)
- Comfortable walking shoes
- Light scarf
- Compact umbrella
- Sunglasses
☀️ Summer (June–August)
Spain Summer
- Hot, dry conditions, especially central and southern regions.
- Mediterranean coasts can reach very warm temperatures.
Portugal Summer
- Warm, dry weather with ~23°C average in August, and occasional much hotter days (up to 41.5°C).
- Northern Portugal remains cooler; Algarve is hot and sunny.
Summer Packing List
- Breathable fabrics (cotton/linen)
- Shorts / dresses
- Sun hat & sunglasses
- Sunscreen
- Sandals + comfortable walking shoes
- Light evening layer
- Reusable water bottle
🍂 Autumn (September–November)
Spain Autumn
- Cooling temperatures with increased rainfall.
- Still warm in many southern regions.
Portugal Autumn
- Gradual cooling; northern regions see rain earlier.
- Still pleasant for outdoor activities.
Autumn Packing List
- Medium-weight jacket
- Sweaters for layering
- Jeans or warm trousers
- Waterproof boots
- Raincoat or umbrella
- Day bag for variable weather
❄️ Winter (December–February)
Spain Winter
- Coldest period; northern and central areas can reach freezing.
- Southern coastal areas remain milder.
Portugal Winter
- Mild but rainy with temperatures averaging ~11.3°C in January.
- Northern and mountainous regions can be significantly colder.
Winter Packing List
- Insulated or warm coat
- Thermal layers
- Sweaters
- Waterproof boots with grip
- Hat, gloves, scarf
- Moisturiser & lip balm
- Portable power bank
🧴 Toiletries & Health
- High‑factor sunscreen (key for spring, summer and early autumn)
- After‑sun or moisturiser
- Lip balm with SPF
- Personal medications
- Basic travel first‑aid items (plasters, pain relief)