Jeju-si (Jeju City)
January
Weather in Jeju-si for January 2025
Your guide to Jeju-si weather in January - trends and predictions
In general, the average temperature in Jeju-si at the beginning of January is 9.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 7.6 °C by the end of January.
Expect significant rainfall in Jeju-si during January, with an average of 19 rainy days.
Is January a good time to visit Jeju-si? check out the best time to travel to Jeju-si page.
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12
Dry days
19
Rainy days
0
Snow days
9°/5°
Temperatures
27 km/h
Avg max wind
72 %
Avg humidity
Jeju-si in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  9° | 2 10° | 3 8° | 4  9° | 5 12° | ||
| 6 11° | 7 7° | 8 5° | 9 10° | 10 9° | 11 7° | 12 11° |
| 13 9° | 14 13° | 15 7° | 16  11° | 17  14° | 18 13° | 19 11° |
| 20 11° | 21 10° | 22  5° | 23 0° | 24 3° | 25  5° | 26 6° |
| 27 7° | 28  6° | 29 7° | 30  10° | 31 12° |
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Temperatures trend during January in Jeju-si
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. | Patchy rain possible | 9° /5° | 0.6 mm | 2 | |
| 2 Jan. | Patchy rain possible | 10° /8° | 0.5 mm | 3 | |
| 3 Jan. | Light rain shower | 8° /6° | 5.8 mm | 2 | |
| 4 Jan. | Sunny | 9° /5° | 0 mm | 3 | |
| 5 Jan. | Patchy rain possible | 12° /5° | 0.7 mm | 3 | |
| 6 Jan. | Patchy rain possible | 11° /7° | 0.3 mm | 3 | |
| 7 Jan. | Patchy rain possible | 7° /3° | 0.2 mm | 2 | |
| 8 Jan. | Sunny | 5° /2° | 0 mm | 3 | |
| 9 Jan. | Patchy rain possible | 10° /4° | 0.3 mm | 3 | |
| 10 Jan. | Light rain shower | 9° /4° | 2.8 mm | 2 | |
| 11 Jan. | Sunny | 7° /3° | 0 mm | 3 | |
| 12 Jan. | Patchy rain possible | 11° /5° | 0.1 mm | 3 | |
| 13 Jan. | Sunny | 9° /5° | 0 mm | 3 | |
| 14 Jan. | Patchy rain possible | 13° /6° | 1 mm | 3 | |
| 15 Jan. | Sunny | 7° /4° | 0 mm | 3 | |
| 16 Jan. | Overcast | 11° /4° | 0 mm | 3 | |
| 17 Jan. | Cloudy | 14° /6° | 0 mm | 3 | |
| 18 Jan. | Light rain shower | 13° /8° | 5.7 mm | 3 | |
| 19 Jan. | Light rain shower | 11° /9° | 14.3 mm | 3 | |
| 20 Jan. | Light rain shower | 11° /10° | 20.1 mm | 3 | |
| 21 Jan. | Light rain shower | 10° /6° | 4.1 mm | 3 | |
| 22 Jan. | Blizzard | 5° /0° | 6.7 mm | 2 | |
| 23 Jan. | Blizzard | 0° /0° | 12.3 mm | 1 | |
| 24 Jan. | Blizzard | 3° /0° | 5.1 mm | 1 | |
| 25 Jan. | Blowing snow | 5° /2° | 0.5 mm | 2 | |
| 26 Jan. | Patchy rain possible | 6° /3° | 0.3 mm | 2 | |
| 27 Jan. | Patchy rain possible | 7° /3° | 0.2 mm | 2 | |
| 28 Jan. | Light sleet showers | 6° /4° | 1.1 mm | 2 | |
| 29 Jan. | Sunny | 7° /3° | 0 mm | 3 | |
| 30 Jan. | Patchy light drizzle | 10° /4° | 1.2 mm | 3 | |
| 31 Jan. | Patchy rain possible | 12° /7° | 2.3 mm | 3 | |
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Important Notice
Our weather forecast for Jeju-si in January 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 January - FAQ
What are the expected maximum and minimum temperatures in Jeju-si during January?
During January, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jeju-si during January?
Moderate rainfall is anticipated in Jeju-si during January, with a total of 86.3 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
Is snowfall common in Jeju-si during January?
Jeju-si experiences an average snowfall of 0 cm during January, occurring over 0 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Jeju-si during January?
The average wind speed in Jeju-si during January is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Jeju-si in January?
As you prepare for your trip to Jeju-si in January, 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 January, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
January rainfall patterns in Jeju-si
Explore the daily rainfall trends and prepare for Jeju-sis January weather 💧
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