Incheon Weather in May

South Korea · May climate averages and travel tips

Avg high21°C (70°F)
Avg low11°C (51°F)
Rainfall90 mm (3.5 in)
RatingExcellent 9.3/10

Expect warm days in Incheon in May: the average high is 21°C (70°F) and the average low is 11°C (51°F). May is spring in South Korea. The month is moderately rainy, with about 90 mm (3.5 in) of rain spread over 8 days. You get roughly 14 hours of daylight and a mix of sun and cloud.

Is May a good time to visit Incheon?

Yes — May is one of the best months to visit Incheon. The weather rates excellent (9.3/10) on our comfort score.

Visiting Incheon in May

May feels mild

May is one of Incheon's best months for being outdoors. Afternoons feel pleasantly warm, while evenings cool down, so you can walk around Songdo Central Park or explore Incheon's Open Port streets without summer's sticky heat. The sea breeze can make the waterfront feel cooler than the city centre.

Rain falls on several days, but it's not usually a washout. Keep indoor stops like the Incheon Art Platform in mind if showers interrupt a stroll. Long beach days are less reliable than later in summer, and the water may still feel chilly.

Holidays and crowds

Children's Day on May 5 brings families to parks and attractions. Buddha's Birthday also falls in May in some years, with temple events and a public holiday. Dates vary, so busy weekends can depend on the calendar.

If you hate crowds, visit Chinatown on a weekday rather than around the holidays. May is popular for its spring weather, but it's generally calmer than the summer holiday season. Prices can be firmer than in quieter winter months, though they're often less pressured than peak summer.

Make the most of a clear day

May's long daylight and comfortable temperatures suit a walk along the Incheon Open Port area, followed by a meal in Chinatown. Try jjajangmyeon, the black-bean noodle dish closely linked with the neighbourhood. If rain sets in, the nearby Incheon Open Port Museum gives you an indoor stop.

Travelling with kids? Songwol-dong Fairy Tale Village is an easy add-on, but its painted streets are best enjoyed in dry weather. Check the forecast before heading there, since rain can make a long outdoor wander less appealing.

May weather at a glance

Average high21°C (70°F)
Average low11°C (51°F)
Daily mean16°C (61°F)
Rainfall90 mm (3.5 in)
Rainy days (1 mm+)8
Humidity75%
Cloud cover55%
Daylight14 hours
Est. sunshine6.9 hours/day
Wind10.1 km/h
vs April6°C warmer than April, with 24 mm more rain.

What to pack for Incheon in May

Incheon weather in other months

Jan1°C / -7°C18 mmPoorFeb4°C / -5°C28 mmPoorMar9°C / 0°C44 mmFairApr16°C / 5°C66 mmExcellentMay21°C / 11°C90 mmExcellentJun26°C / 17°C131 mmGoodJul28°C / 21°C360 mmPoorAug29°C / 22°C251 mmPoorSep25°C / 17°C146 mmFairOct19°C / 10°C61 mmExcellentNov11°C / 3°C54 mmGoodDec3°C / -4°C25 mmPoor

← AprilBest time to visit IncheonJune →

Nearby in May

Where else is good in May? See where to go in May.