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Weather in Jeju-si for October 2025

Your guide to Jeju-si weather in October - trends and predictions
  • In general, the average temperature in Jeju-si at the beginning of October is 21 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 19.7 °C by the end of October.

  • Jeju-si sees moderate rainfall in October, averaging 9 rainy days.

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

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
22
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/16°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
64 %
Avg humidity

Jeju-si in October average weather

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Temperatures trend during October in Jeju-si

See the weather trend as well as the moving average line
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October weather day by day

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Date Weather Temperatures Rain UV More
1 Oct. Patchy rain possible
Patchy rain possible
23° /18° 3.9 mm 6
2 Oct. Cloudy
Cloudy
21° /17° 0.1 mm 5
3 Oct. Patchy rain possible
Patchy rain possible
21° /17° 0.8 mm 5
4 Oct. Patchy rain possible
Patchy rain possible
22° /18° 0 mm 6
5 Oct. Partly cloudy
Partly cloudy
21° /17° 0.4 mm 6
6 Oct. Cloudy
Cloudy
20° /15° 9.2 mm 5
7 Oct. Patchy light drizzle
Patchy light drizzle
19° /15° 6.5 mm 4
8 Oct. Light rain shower
Light rain shower
21° /17° 1.8 mm 5
9 Oct. Patchy rain possible
Patchy rain possible
21° /18° 2.3 mm 5
10 Oct. Overcast
Overcast
20° /17° 1.5 mm 5
11 Oct. Patchy rain possible
Patchy rain possible
21° /17° 0.4 mm 5
12 Oct. Partly cloudy
Partly cloudy
21° /16° 0.1 mm 6
13 Oct. Patchy rain possible
Patchy rain possible
22° /17° 0.1 mm 5
14 Oct. Patchy rain possible
Patchy rain possible
22° /18° 2.2 mm 5
15 Oct. Patchy rain possible
Patchy rain possible
22° /18° 2.3 mm 5
16 Oct. Patchy rain possible
Patchy rain possible
21° /17° 0.1 mm 5
17 Oct. Sunny
Sunny
21° /17° 0.2 mm 5
18 Oct. Sunny
Sunny
24° /17° 1.1 mm 6
19 Oct. Patchy rain possible
Patchy rain possible
23° /17° 3.3 mm 5
20 Oct. Light rain shower
Light rain shower
18° /13° 4.4 mm 4
21 Oct. Partly cloudy
Partly cloudy
19° /15° 8.1 mm 5
22 Oct. Overcast
Overcast
21° /16° 6.1 mm 5
23 Oct. Sunny
Sunny
19° /14° 0.7 mm 5
24 Oct. Partly cloudy
Partly cloudy
18° /14° 0 mm 5
25 Oct. Sunny
Sunny
21° /15° 0 mm 6
26 Oct. Patchy rain possible
Patchy rain possible
21° /16° 0.1 mm 5
27 Oct. Sunny
Sunny
19° /16° 0.3 mm 5
28 Oct. Sunny
Sunny
18° /15° 0.3 mm 5
29 Oct. Sunny
Sunny
19° /15° 1.9 mm 5
30 Oct. Patchy rain possible
Patchy rain possible
20° /15° 0 mm 4
31 Oct. Sunny
Sunny
20° /16° 0 mm 6
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Important Notice
Our weather forecast for Jeju-si 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 Jeju-si forecast closer to your planned date for the most up-to-date weather information.

Jeju-si in October - FAQ

What are the expected maximum and minimum temperatures in Jeju-si during October?
During October, expect a variety of temperatures with highs around 20° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jeju-si during October?
Expect minimal rainfall in Jeju-si during October, with a total of 16.8 mm over approximately 9 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Jeju-si during October?
The average wind speed in Jeju-si during October is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Jeju-si in October?

As you prepare for your trip to Jeju-si in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Jeju-si, during October, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Umbrellas/Raincoats: For rainy days

October rainfall patterns in Jeju-si

Explore the daily rainfall trends and prepare for Jeju-sis October weather 💧

UV exposure in Jeju-si during October

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

Get accurate weather forecasts for Jeju-si, located at latitude 33.51 and longitude 126.522. Stay updated with localized weather information tailored for Jeju-si.

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