Weather: Porto — May
The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.
🌟 Climate Overview
May is an excellent time to visit Porto. Warm weather with highs of 21°C—great for outdoor activities. Rain is common, so pack an umbrella. As peak season, expect higher prices and more tourists. At 16°C, the sea is too cold for most swimmers.
Based on weather comfort, crowds, prices, and activity options
21°C
14°C
10days
14.4h
72mm
12.1h/day
75%
Humid9.5
Very High17 km/h (gusts 34)
16°C ❄️ Cold
Is May a good time to visit Porto?
The weather is near-perfect with ideal temperatures and minimal rain.
Now
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Air Quality
Travel Context
- CrowdsVery Busy
- Travel Costs Shoulder Rates
Daylight
06:18
20:45
Visiting Porto in May: Pros & Cons
Pros
- Comfortable temperatures for sightseeing
- Abundant sunshine for beach and outdoor fun
- Long daylight hours maximize sightseeing time
- One of the best months to visit
Cons
- Peak season — expect crowds and higher prices
- Sea too cold for comfortable swimming
- Very high UV — sunscreen and shade essential
Things to Do in May
Recommended for This Weather
Porto Weather by Month
| Month | Avg High | Avg Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition |
|---|---|---|---|---|---|---|---|---|
| Jan | 14°C | 8°C | 12d (160mm) | 6.4h | 82% Very Humid | 2.8 Moderate | | Good |
| Feb | 16°C | 9°C | 10d (96mm) | 7.7h | 79% Humid | 4.1 Moderate | | Good |
| Mar | 16°C | 9°C | 13d (129mm) | 9h | 77% Humid | 5.8 High | | Wet |
| Apr | 19°C | 11°C | 12d (118mm) | 10.7h | 76% Humid | 7.7 Very High | | Excellent |
| May Current | 21°C | 14°C | 10d (72mm) | 12.1h | 75% Humid | 9.5 Very High | | Excellent |
| Jun | 23°C | 16°C | 9d (60mm) | 12.8h | 78% Humid | 9.9 Very High | | Excellent |
| Jul | 27°C | 18°C | 3d (11mm) | 13.2h | 72% Humid | 10.9 Extreme | | Good |
| Aug | 26°C | 18°C | 2d (8mm) | 12.4h | 75% Humid | 9.6 Very High | | Good |
| Sep | 24°C | 16°C | 10d (81mm) | 10.2h | 76% Humid | 6.8 High | | Excellent |
| Oct | 21°C | 15°C | 15d (212mm) | 7.8h | 82% Very Humid | 4.4 Moderate | | Excellent |
| Nov | 17°C | 11°C | 13d (181mm) | 6.8h | 84% Very Humid | 3 Moderate | | Wet |
| Dec | 14°C | 9°C | 17d (178mm) | 5.9h | 85% Very Humid | 2.3 Moderate | | Wet |
Porto
Riverside charm, including port wine cellars, Walk across Dom Luís I Bridge and colorful Ribeira district, azulejo tiles, and a bohemian atmosphere.
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What to Pack for May
Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.
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Frequently Asked Questions
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More Porto Guides
Best Time to Visit
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Things to Do
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Where to Stay
Best neighborhoods and hotel recommendations
Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
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Overview
Complete travel guide for Porto: top things to do, itineraries, and typical costs.