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Weather in Incheon for October 2026

Your guide to Incheon weather in October - trends and predictions

    Temperatures

  • So far, October 2026 in Incheon is slightly warmer than the historical average by 0.6 °C.

  • Expect cooler weather in the next days in Incheon with the forecast suggesting a temperature of 16.5 °C, lower than the historical average.

  • In general, the average temperature in Incheon at the beginning of October is 21.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.5 °C by the end of October.

    • Rain 🌧️

  • Incheon experiences moderate rainfall in October, with an average of 7 rainy days and a total precipitation of 72.7 mm.

    • More

  • Is October a good time to visit Incheon? check out the best time to travel to Incheon page.

Average dry days
24
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/14°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
57 %
Avg humidity

Incheon Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
22°
2
Overcast
21°
3
Cloudy
22°
4
Patchy rain possible
22°
5
Patchy rain possible
21°
6
Overcast
20°
7
Light rain
21°
8
Partly cloudy
23°
9
Patchy rain possible
22°
10
Light rain
22°
11
Patchy rain possible
23°
12
Patchy rain possible
23°
13
Moderate rain
21°
14
Light rain shower
19°
15
Light rain
20°
16
Light rain
20°
17
Light rain
22°
18
Moderate rain
20°
19
Patchy rain possible
19°
20
Sunny
17°
21
Patchy rain possible
16°
22
Light rain
17°
23
Patchy rain possible
18°
24
Patchy rain possible
18°
25
Partly cloudy
20°
26
Thundery outbreaks possible
19°
27
Patchy rain possible
16°
28
Sunny
15°
29
Sunny
17°
30
Sunny
18°
31
Sunny
15°

Temperatures trend during October in Incheon

See the weather trend as well as the moving average line

October weather in Incheon day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Sunny
Sunny
 22° /17° 0.8 mm 5
2 Oct. Overcast
Overcast
 21° /15° 0.7 mm 5
3 Oct. Cloudy
Cloudy
 22° /16° 0.3 mm 4
4 Oct. Patchy rain possible
Patchy rain possible
 22° /17° 1 mm 5
5 Oct. Patchy rain possible
Patchy rain possible
 21° /16° 0.4 mm 5
6 Oct. Overcast
Overcast
 20° /15° 0.6 mm 5
7 Oct. Light rain
Light rain
 21° /15° 3.1 mm 5
8 Oct. Partly cloudy
Partly cloudy
 23° /16° 0 mm 5.5
9 Oct. Patchy rain possible
Patchy rain possible
 22° /17° 0.3 mm 5
10 Oct. Light rain
Light rain
 22° /16° 2.8 mm 5
11 Oct. Patchy rain possible
Patchy rain possible
 23° /17° 2.2 mm 5
12 Oct. Patchy rain possible
Patchy rain possible
 23° /18° 1.4 mm 5
13 Oct. Moderate rain
Moderate rain
 21° /16° 11.1 mm 4
14 Oct. Light rain shower
Light rain shower
 19° /15° 1.2 mm 4
15 Oct. Light rain
Light rain
 20° /16° 6.9 mm 4.9
16 Oct. Light rain
Light rain
 20° /15° 2.7 mm 4.9
17 Oct. Light rain
Light rain
 22° /16° 6.9 mm 4
18 Oct. Moderate rain
Moderate rain
 20° /16° 22.7 mm 4
19 Oct. Patchy rain possible
Patchy rain possible
 19° /13° 1.5 mm 4
20 Oct. Sunny
Sunny
 17° /10° 0.1 mm 4
21 Oct. Patchy rain possible
Patchy rain possible
 16° /10° 0.2 mm 4
22 Oct. Light rain
Light rain
 17° /10° 3.3 mm 4
23 Oct. Patchy rain possible
Patchy rain possible
 18° /12° 0.2 mm 4
24 Oct. Patchy rain possible
Patchy rain possible
 18° /13° 0.4 mm 3
25 Oct. Partly cloudy
Partly cloudy
 20° /14° 0.1 mm 4
26 Oct. Thundery outbreaks possible
Thundery outbreaks possible
 19° /14° 1.8 mm 4
27 Oct. Patchy rain possible
Patchy rain possible
 16° /11° 0 mm 4
28 Oct. Sunny
Sunny
 15° /9° 0.1 mm 4
29 Oct. Sunny
Sunny
 17° /13° 0.3 mm 3.9
30 Oct. Sunny
Sunny
 18° /11° 0.7 mm 3.1
31 Oct. Sunny
Sunny
 15° /8° 0 mm 3.3
Next
Important Notice
Our weather forecast for Incheon in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Incheon forecast closer to your planned date for the most up-to-date weather information.
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Incheon in October - FAQ

What are the expected maximum and minimum temperatures in Incheon during October?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Incheon during October?
Moderate rainfall is anticipated in Incheon during October, with a total of 72.7 mm spread over approximately 7 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Incheon during October?
The average wind speed in Incheon during October is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Incheon

Explore the daily rainfall trends and prepare for Incheons October weather 💧
Typically, Incheon has 7 rainy days in October with a total of 72.7 mm of rainfall.

UV exposure in Incheon during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Location coordinates Where is Incheon?

Get accurate weather forecasts for Incheon, located at latitude 37.456 and longitude 126.705. Stay updated with localized weather information tailored for Incheon.

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