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Weather in Incheon — today

Tomorrow Day after tomorrow 3 days Week 14 days Month forecast Weather archive

Now in Incheon

🌙

+10°

Clear

Feels like +3° · humidity 48%

Today 27.10: +14° / +6°

🕐 18:25

Wind

28 km/h

UV index

Air (AQI)

32 · Good

Precipitation

Humidity

48%

Pressure

1024 hPa

Sunrise / sunset

06:52 / 17:41

Sea temperature

🌊 +20°

👕 What to wear today

Cool — a jacket or a warm sweater.

💨 WindyFeels colder by 7°

Weather for an activity:

🎣 fishing 🏖️ the beach 🏃 a run 📸 a photo shoot 🚶 a walk

Detailed weather information for Incheon

Today, 27 October, Tuesday, in Incheon (South Korea): mostly clear, cool. During the day the air will warm up to +14°, at night around +6°. Due to the wind it feels like +3°. Wind up to 28 km/h. No precipitation expected, you won't need an umbrella. You'll need a warm jacket or a sweater, especially in the evening. Water temperature is +20° — you can swim. The sun will rise at 06:52 and set at 17:41 — daylight lasts 11 hours.

Hourly weather in Incheon

💧 No precipitation expected on this day. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).

Weather in Incheon for 14 days

Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).

▶

Today 27.10

🌤️

+6° +14°

Morning

🌤️

+9°

Day

🌤️

+14°

Evening

🌇

+12°

Night

🌙

+6°

Mostly clear · precipitation 0% · wind up to 28 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Tomorrow 28.10

🌤️

+2° +10°

Morning

☀️

+3°

Day

🌤️

+10°

Evening

🌇

+8°

Night

🌙

+2°

Mostly clear · precipitation 0% · wind up to 24 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Thu 29.10

🌦️

💧 82%

+6° +11°

Morning

🌦️

+8°

Day

🌦️

+11°

Evening

🌇

+10°

Night

🌙

+6°

Light rain · precipitation 82% · wind up to 23 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Fri 30.10

🌦️

💧 57%

+7° +18°

Morning

🌦️

+11°

Day

🌦️

+18°

Evening

🌇

+15°

Night

🌙

+7°

Drizzle · precipitation 57% · wind up to 19 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Sat 31.10

☁️

💧 2%

+6° +14°

Morning

☁️

+9°

Day

☁️

+14°

Evening

🌇

+12°

Night

🌙

+6°

Overcast · precipitation 2% · wind up to 19 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Sun 1.11

🌦️

💧 71%

+6° +9°

Morning

🌦️

+7°

Day

🌦️

+9°

Evening

🌇

+8°

Night

🌙

+6°

Light rain · precipitation 71% · wind up to 11 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Mon 2.11

🌦️

💧 39%

+5° +16°

Morning

🌦️

+9°

Day

🌦️

+16°

Evening

🌇

+13°

Night

🌙

+5°

Light rain · precipitation 39% · wind up to 18 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Tue 3.11

🌦️

💧 12%

+4° +15°

Morning

🌦️

+8°

Day

🌦️

+15°

Evening

🌇

+12°

Night

🌙

+4°

Drizzle · precipitation 12% · wind up to 17 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Wed 4.11

☁️

💧 6%

+2° +12°

Morning

☁️

+6°

Day

☁️

+12°

Evening

🌇

+10°

Night

🌙

+2°

Overcast · precipitation 6% · wind up to 13 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Thu 5.11

☁️

💧 8%

+3° +17°

Morning

☁️

+8°

Day

☁️

+17°

Evening

🌇

+14°

Night

🌙

+3°

Overcast · precipitation 8% · wind up to 11 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Fri 6.11

☁️

💧 20%

+9° +16°

Morning

☁️

+12°

Day

☁️

+16°

Evening

🌇

+14°

Night

🌙

+9°

Overcast · precipitation 20% · wind up to 10 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Sat 7.11

🌤️

💧 12%

+10° +20°

Morning

🌤️

+14°

Day

🌤️

+20°

Evening

🌇

+18°

Night

🌙

+10°

Mostly clear · precipitation 12% · wind up to 8 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Sun 8.11

🌦️

💧 10%

+1° +16°

Morning

🌦️

+7°

Day

🌦️

+16°

Evening

🌇

+12°

Night

🌙

+1°

Drizzle · precipitation 10% · wind up to 16 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Mon 9.11

☁️

💧 10%

-1° +11°

Morning

☁️

+3°

Day

☁️

+11°

Evening

🌇

+8°

Night

🌙

-1°

Overcast · precipitation 10% · wind up to 16 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

🗺️ Precipitation radar

Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.

Rain intensity:lightmoderateheavy

🎯 What to do in this weather — indices of the day

Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.

🏖️ Beach

0 / 100

for sea and sun · Bad

🏊 Swimming

64 / 100

water 20° · Average

🏃 Running

74 / 100

comfort for running · Good

🧴 UV

moderate · low

☂️ Rain

unlikely · low

✨ Stars

88 / 100

evening visibility · Excellent

🧺 Laundry drying

61 / 100

will dry outside · Average

🚗 Car wash

95 / 100

no rain expected · Excellent

🌫️ Air quality

Good air

European AQI

PM2.5: 5PM10: 6O₃: 60NO₂: 19

The air is clean — you can walk and exercise outside.

🌅 Sun, moon and sea

Sunrise

06:52

Sunset

17:41

Golden hour

17:04

Daylight

11 h (-2 min vs yesterday)

Sea temperature

+20°

🌊 slight, waves 0.7 m.

Incheon climate by month

Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.

+1°

-6°

Jan

+4°

-4°

Feb

+9°

+0°

Mar

+14°

+6°

Apr

+20°

+12°

May

+24°

+17°

Jun

+26°

+21°

Jul

+28°

+23°

Aug

+24°

+18°

Sep

+18°

+11°

Oct

+11°

+3°

Nov

+4°

-3°

Dec

swipe sideways →

Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit

Month	Day	Night	Sea	Precipitation	What to pack and what makes the month notable (events, nuances)
January	+1°	-6°	+3°	18 mm	Freezing: +1° by day, -6° at night — full winter gear, ice underfoot is common. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+3°) — swimming is for the brave. This is the coldest month of the year.
February	+4°	-4°	+2°	25 mm	Winter weather: about +4° daytime, you need a warm coat and hat. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+2°) — swimming is for the brave.
March	+9°	+0°	+6°	35 mm	A cold month: +9° by day, long walks get uncomfortable. 🧥 a warm jacket. The water is cold (+6°) — swimming is for the brave.
April	+14°	+6°	+12°	64 mm	Cool: around +14° by day, you'll need a warm layer. It's a rainy month (64 mm) — an umbrella is a must. 🧥 a warm jacket. The water is cold (+12°) — swimming is for the brave.
May	+20°	+12°	+17°	92 mm	Ideal weather: +20° daytime — neither hot nor cold. Frequent rain (92 mm over the month) — keep indoor backup plans. 🙂 a sweater for the evening. The water is cold (+17°) — swimming is for the brave.
June	+24°	+17°	+23°	122 mm	The most pleasant season: +24° by day, comfortable all day long. One of the wettest months (122 mm): downpours can derail plans. 🙂 a sweater for the evening. Water at +23° — great for swimming. The longest daylight hours of the year — more time for everything.
July	+26°	+21°	+28°	302 mm	Warm and comfortable: +26° by day, +21° at night. It's a rainy month (302 mm) — an umbrella is a must. 😊 light summer clothing. Water at +28° — great for swimming. Statistically the wettest month of the year.
August	+28°	+23°	+30°	248 mm	Gentle warmth — about +28° daytime, great walking weather. Frequent rain (248 mm over the month) — keep indoor backup plans. 😊 light summer clothing. The sea is +30° — like a warm bath. This is the hottest month of the year in Incheon.
September	+24°	+18°	+27°	120 mm	The most pleasant season: +24° by day, comfortable all day long. One of the wettest months (120 mm): downpours can derail plans. 😊 light summer clothing. Water at +27° — great for swimming. Weather-wise, one of the three best months to visit.
October	+18°	+11°	+21°	54 mm	One of the best times to visit: +18° by day, fresh nights. 🙂 a sweater for the evening. Sea at +21° — swimmable, refreshing. Weather-wise, one of the three best months to visit.
November	+11°	+3°	+15°	48 mm	A fresh month — +11° daytime, take a jacket for walks. 🧥 a warm jacket. The water is cold (+15°) — swimming is for the brave.
December	+4°	-3°	+8°	23 mm	A cold month: +4° by day, long walks get uncomfortable. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+8°) — swimming is for the brave. The shortest daylight of the year — it gets dark early.

When to visit Incheon

✅ Recommended time to visit

🌟 Best time: June, September, October

Daytime air+18…+24°

Sea temperature+21…+27°

Precipitationoften

Why: comfortable +18…+24° by day, little rain.

⚠️ Doable, with caveats

🌤️ Shoulder season: January, February, March, April, May, July

Daytime air+1…+26°

Sea temperature+2…+28°

Precipitationoften

Why: noticeable rain risk (18–302 mm/month) — pack an umbrella and backup plans.

🔴 Not the best time

❄️ Cold season: August, November, December

Daytime air+4…+28°

Sea temperature+8…+30°

Precipitationoften

Why: cold and dark (+4…+28° by day, 10 h of daylight) — only if frost and short days don’t put you off.

Bottom line: the best time to visit Incheon is June, September, October, and the most comfortable months are June, September, October. The toughest months to visit are August, November, December: frequent rain.