Jeju-si (Jeju City)
October
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 23 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.1 °C by the end of October.
The climate of Jeju-si in October is notably wet, with an average of 14 rainy days, and a total of 41.5 mm of precipitation.
Is October a good time to visit Jeju-si? check out the best time to travel to Jeju-si page.
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Temperatures
Rain 🌧️
More
17
Dry days
14
Rainy days
0
Snow days
20°/16°
Temperatures
22 km/h
Avg max wind
69 %
Avg humidity
Jeju-si in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2  24° | 3  25° | 4 24° | 5 21° | ||
| 6 21° | 7 21° | 8 22° | 9 22° | 10  21° | 11 21° | 12  21° |
| 13 22° | 14 22° | 15  22° | 16 21° | 17 18° | 18 20° | 19 20° |
| 20 18° | 21 19° | 22 20° | 23 19° | 24 18° | 25 20° | 26 20° |
| 27 19° | 28 18° | 29 19° | 30 19° | 31 19° |
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Temperatures trend during October in Jeju-si
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Cloudy | 25° /19° | 2 mm | 6 | |
| 2 Oct. | Patchy rain possible | 24° /18° | 0.1 mm | 6 | |
| 3 Oct. | Sunny | 25° /19° | 0.4 mm | 6 | |
| 4 Oct. | Sunny | 24° /18° | 0.5 mm | 6 | |
| 5 Oct. | Patchy rain possible | 21° /18° | 0.3 mm | 6 | |
| 6 Oct. | Patchy rain possible | 21° /17° | 6.1 mm | 5 | |
| 7 Oct. | Cloudy | 21° /17° | 4.1 mm | 5 | |
| 8 Oct. | Light rain shower | 22° /17° | 1.7 mm | 5 | |
| 9 Oct. | Patchy rain possible | 22° /18° | 4.8 mm | 5 | |
| 10 Oct. | Overcast | 21° /17° | 1.2 mm | 5 | |
| 11 Oct. | Patchy rain possible | 21° /17° | 0.5 mm | 5 | |
| 12 Oct. | Moderate rain at times | 21° /16° | 0.6 mm | 5 | |
| 13 Oct. | Patchy rain possible | 22° /18° | 0.6 mm | 5 | |
| 14 Oct. | Patchy rain possible | 22° /18° | 1.1 mm | 5 | |
| 15 Oct. | Partly cloudy | 22° /18° | 1.1 mm | 5 | |
| 16 Oct. | Moderate or heavy rain shower | 21° /16° | 2.5 mm | 5 | |
| 17 Oct. | Cloudy | 18° /14° | 0.1 mm | 5 | |
| 18 Oct. | Overcast | 20° /14° | 0.6 mm | 5 | |
| 19 Oct. | Patchy rain possible | 20° /14° | 1.8 mm | 5 | |
| 20 Oct. | Overcast | 18° /14° | 1.6 mm | 4 | |
| 21 Oct. | Partly cloudy | 19° /14° | 4.1 mm | 5 | |
| 22 Oct. | Overcast | 20° /15° | 3.1 mm | 5 | |
| 23 Oct. | Cloudy | 19° /14° | 0.4 mm | 4 | |
| 24 Oct. | Sunny | 18° /13° | 0.1 mm | 5 | |
| 25 Oct. | Sunny | 20° /14° | 0.3 mm | 5 | |
| 26 Oct. | Patchy rain possible | 20° /15° | 0.2 mm | 5 | |
| 27 Oct. | Cloudy | 19° /15° | 0.2 mm | 5 | |
| 28 Oct. | Partly cloudy | 18° /14° | 0.2 mm | 5 | |
| 29 Oct. | Cloudy | 19° /15° | 1.1 mm | 4 | |
| 30 Oct. | Patchy rain possible | 19° /15° | 0.1 mm | 4 | |
| 31 Oct. | Partly cloudy | 19° /15° | 0 mm | 5 | |
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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?
In October, Jeju-si can expect light to moderate rainfall, totaling 41.5 mm across approximately 14 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Jeju-si during October?
The average wind speed in Jeju-si during October is 22 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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