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Osaka vs Seoul: weather compared

Across the year, Osaka has the better travel weather in 5 months and Seoul in 7 — based purely on climate data, not opinion. Best months: Osaka in April–May & October–November, Seoul in April–May & October.

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Osaka · Japan

January: 49 mm rainFebruary: 71 mm rainMarch: 121 mm rainApril: 159 mm rainMay: 206 mm rainJune: 231 mm rainJuly: 275 mm rainAugust: 188 mm rainSeptember: 167 mm rainOctober: 189 mm rainNovember: 86 mm rainDecember: 49 mm rainJanuary high: 9°CFebruary high: 11°CMarch high: 14°CApril high: 19°CMay high: 23°CJune high: 27°CJuly high: 30°CAugust high: 33°CSeptember high: 30°COctober high: 23°CNovember high: 18°CDecember high: 12°CJanuary low: 1°CFebruary low: 2°CMarch low: 5°CApril low: 9°CMay low: 14°CJune low: 19°CJuly low: 24°CAugust low: 26°CSeptember low: 23°COctober low: 15°CNovember low: 9°CDecember low: 3°CJFMAMJJASOND Avg high Avg low Rainfall

Seoul · South Korea

January: 23 mm rainFebruary: 27 mm rainMarch: 48 mm rainApril: 55 mm rainMay: 113 mm rainJune: 157 mm rainJuly: 300 mm rainAugust: 324 mm rainSeptember: 190 mm rainOctober: 77 mm rainNovember: 68 mm rainDecember: 22 mm rainJanuary high: 3°CFebruary high: 6°CMarch high: 12°CApril high: 18°CMay high: 23°CJune high: 27°CJuly high: 29°CAugust high: 29°CSeptember high: 26°COctober high: 19°CNovember high: 12°CDecember high: 3°CJanuary low: -6°CFebruary low: -4°CMarch low: 0°CApril low: 6°CMay low: 12°CJune low: 18°CJuly low: 22°CAugust low: 23°CSeptember low: 18°COctober low: 9°CNovember low: 2°CDecember low: -5°CJFMAMJJASOND Avg high Avg low Rainfall

At a glance

MetricOsakaSeoul
Hottest month high33°C29°C
Coldest month low1°C-6°C
Annual rainfall1792 mm1404 mm
Avg sunshine8.6 h/day8.4 h/day
Best monthsApril–May & October–NovemberApril–May & October

Travel score, month by month

MonthOsakaSeoulBetter weather
January 4.8 · Poor 1.8 · Challenging Osaka
February 5.5 · Fair 3.3 · Poor Osaka
March 6.7 · Fair 6.6 · Fair Osaka
April 9.2 · Excellent 9.8 · Excellent Seoul
May 8.7 · Excellent 9.6 · Excellent Seoul
June 8.3 · Good 8.9 · Excellent Seoul
July 4.3 · Poor 5.2 · Fair Seoul
August 3.3 · Poor 5.1 · Fair Seoul
September 5.8 · Fair 8.8 · Excellent Seoul
October 9.0 · Excellent 9.8 · Excellent Seoul
November 9.5 · Excellent 6.2 · Fair Osaka
December 6.4 · Fair 2.0 · Challenging Osaka

More comparisons

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Frequently asked questions

Which has better weather, Osaka or Seoul?

Seoul has the better travel weather in 7 of 12 months, versus 5 for Osaka — based on temperature, rainfall and sunshine.

When is the best time to visit Osaka?

The best months to visit Osaka are April–May & October–November, based on six years of climate data.

When is the best time to visit Seoul?

The best months to visit Seoul are April–May & October, based on six years of climate data.

Where should you go next month?

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