Portugal
Best Time to Visit Lisbon
Lisbon enjoys mild winters and warm, dry summers, making it visitable year-round, but spring and autumn offer the sweet spot of reliable weather and manageable crowds. Summer brings peak heat and tourism; winter is wet but quiet and affordable.
✦ Visit in late April–May or September–early October for warm weather, manageable crowds, and authentic local rhythm without peak-season chaos.
✅ Best months
April–May and September–October. Spring delivers 18–22°C temperatures, blooming city gardens, and moderate foot traffic before summer surge. Autumn mirrors this with 20–24°C weather, cultural events reactivating after summer, and hotel rates dropping 20–30% from peak.
🔥 Peak season
July–August. Temperatures reach 28–30°C; Lisbon's population swells with European holiday-makers. Hotel rates spike 40–60% above low season; major sites (Castelo São Jorge, Belém Tower) see queues of 1–2 hours. Fado restaurants and beachside bars in nearby Cascais heave with tourists.
💷 Shoulder (best value)
April–May and September–October deliver 15–25% discounts on accommodation versus July–August, sunshine 8–9 hours daily, and tourist sites remain open with short queues. May sees the city's spring festivals; October offers perfect hiking weather in Sintra's hills.
🌙 Quietest & cheapest
November–February. Temperatures drop to 8–14°C; November–January sees frequent rain (5–7 rainy days per month). Hotel rates plummet 40–50%, and iconic sites are uncrowded. Trade-off: shorter daylight (9 hours in December), some smaller museums/tours reduce hours, and coastal day trips feel grey.
Lisbon season by season
Spring (Mar–May)
Weather: 14–22°C; increasing sunshine (10 hours by May); occasional rain in March–April
Crowds: Low–medium
Ideal for walking Alfama's narrow streets and day trips to Sintra. Easter holidays (late March–April) drive a temporary surge.
Summer (Jun–Aug)
Weather: 24–30°C; virtually rainless; 14+ hours of daylight
Crowds: High
Best for beach days at Caparica or Cascais, but city is congested. School holidays (mid-June–August) are busiest.
Autumn (Sep–Nov)
Weather: 20–14°C; dry in September–October; rain returns in November
Crowds: Medium–low
Warmth lingers into October; cultural calendar restarts (theatres, galleries). October is arguably the city's most pleasant month.
Winter (Dec–Feb)
Weather: 8–14°C; frequent drizzle; 9–10 hours of daylight
Crowds: Low
Cheapest rates; Christmas markets (Dec) draw local crowds. Wet, cool weather suits museums and indoor Fado clubs. Flights and hotels drop 50%+.
🎭 Events worth timing a trip around
NOS Primavera Sound (early June, Parque da Bela Vista) – Portugal's largest music festival, drawing 200,000+. Festa de Santo António (12–13 June) – neighbourhood street parties with grilled sardines and folk dancing across the city.
🧳 What to pack
Carry a compact, packable waterproof jacket year-round. Even summer visits may include a brief afternoon shower in Lisbon's hilly terrain; winter requires it daily. The Atlantic wind off the Tejo can catch visitors off-guard.
Found your dates? Get your hotel briefing.
Room tips, the 14-day forecast for your exact stay, dining, transport and more — free for any Lisbon hotel.
Guide last updated June 2026.