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Dublin vs Porto: weather compared

Across the year, Dublin has the better travel weather in 0 months and Porto in 12 — based purely on climate data, not opinion. Best months: Dublin in June–September, Porto in May–September.

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Dublin · Ireland

January: 59 mm rainFebruary: 81 mm rainMarch: 86 mm rainApril: 74 mm rainMay: 68 mm rainJune: 79 mm rainJuly: 91 mm rainAugust: 88 mm rainSeptember: 95 mm rainOctober: 114 mm rainNovember: 82 mm rainDecember: 87 mm rainJanuary high: 8°CFebruary high: 10°CMarch high: 10°CApril high: 12°CMay high: 15°CJune high: 18°CJuly high: 19°CAugust high: 19°CSeptember high: 17°COctober high: 14°CNovember high: 10°CDecember high: 8°CJanuary low: 3°CFebruary low: 4°CMarch low: 4°CApril low: 5°CMay low: 8°CJune low: 10°CJuly low: 12°CAugust low: 12°CSeptember low: 11°COctober low: 8°CNovember low: 6°CDecember low: 4°CJFMAMJJASOND Avg high Avg low Rainfall

Porto · Portugal

January: 162 mm rainFebruary: 104 mm rainMarch: 128 mm rainApril: 132 mm rainMay: 69 mm rainJune: 60 mm rainJuly: 16 mm rainAugust: 16 mm rainSeptember: 89 mm rainOctober: 226 mm rainNovember: 181 mm rainDecember: 231 mm rainJanuary high: 14°CFebruary high: 16°CMarch high: 16°CApril high: 18°CMay high: 20°CJune high: 21°CJuly high: 24°CAugust high: 24°CSeptember high: 23°COctober high: 20°CNovember high: 17°CDecember high: 15°CJanuary low: 7°CFebruary low: 9°CMarch low: 9°CApril low: 11°CMay low: 13°CJune low: 15°CJuly low: 16°CAugust low: 16°CSeptember low: 16°COctober low: 14°CNovember low: 11°CDecember low: 9°CJFMAMJJASOND Avg high Avg low Rainfall

At a glance

MetricDublinPorto
Hottest month high19°C24°C
Coldest month low3°C7°C
Annual rainfall1005 mm1412 mm
Avg sunshine7.1 h/day9.6 h/day
Best monthsJune–SeptemberMay–September

Travel score, month by month

MonthDublinPortoBetter weather
January 2.5 · Challenging 6.2 · Fair Porto
February 3.0 · Poor 7.9 · Good Porto
March 3.2 · Poor 7.7 · Good Porto
April 4.9 · Poor 8.5 · Excellent Porto
May 6.8 · Fair 9.4 · Excellent Porto
June 7.9 · Good 9.5 · Excellent Porto
July 8.1 · Good 10.0 · Excellent Porto
August 8.1 · Good 10.0 · Excellent Porto
September 7.7 · Good 9.8 · Excellent Porto
October 4.8 · Poor 7.8 · Good Porto
November 3.6 · Poor 6.8 · Fair Porto
December 2.1 · Challenging 5.4 · Fair Porto

More comparisons

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Frequently asked questions

Which has better weather, Dublin or Porto?

Porto has the better travel weather in 12 of 12 months, versus 0 for Dublin — based on temperature, rainfall and sunshine.

When is the best time to visit Dublin?

The best months to visit Dublin are June–September, based on six years of climate data.

When is the best time to visit Porto?

The best months to visit Porto are May–September, based on six years of climate data.

Where should you go next month?

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