Weather in Jeju City in tammikuu
Climate normals based on 10 years of historical data for Jeju City, Etelä-Korea.
Average high
8°C
Average low
4°C
Rainfall
103 mm
12 rainy days
Sunshine
2.6h/day
Kosteus
72%
Sea temperature
16.4°C
How Hot Is Jeju City in tammikuu?
January in Jeju City averages 8°C in the afternoon and 4°C overnight, with a typical daily mean of 6°C.
Sunshine Hours in tammikuu
Jeju City sees little sun in January — only 2.6h a day on average, despite daylight from 7:35 am to 5:50 pm.
Does It Rain In Jeju City In tammikuu?
Wet conditions dominate Jeju City: 103mm of rain on 12 days.
Is Jeju City Humid In tammikuu?
Sticky conditions in Jeju City: humidity sits at 72% across January.
How Warm Is The Sea In Jeju City In tammikuu?
Water temperatures around 16.4°C make January early-season swimming possible in Jeju City.
Does It Snow In Jeju City In tammikuu?
Brief snowfalls hit Jeju City a few times in January: about 0.8 days.
Wind In Jeju City In tammikuu
Wind picks up in Jeju City during January — averaging 26 kph, with gustier afternoons.
Cloud Cover In Jeju City In tammikuu
Grey, cloudy days are the norm: 67% average cover in Jeju City.
Cities With Similar Weather In tammikuu
Weather in Jeju City, month by month
| Month | High / Low | Sade | |
|---|---|---|---|
| Sää tammikuussa | 8°C / 4°C | 103mm | |
| Sää helmikuussa | 9°C / 4°C | 91mm | Details → |
| Sää maaliskuussa | 13°C / 8°C | 120mm | Details → |
| Sää huhtikuussa | 17°C / 12°C | 136mm | Details → |
| Sää toukokuussa | 21°C / 15°C | 153mm | Details → |
| Sää kesäkuussa | 24°C / 20°C | 244mm | Details → |
| Sää heinäkuussa | 28°C / 24°C | 261mm | Details → |
| Sää elokuussa | 29°C / 25°C | 231mm | Details → |
| Sää syyskuussa | 25°C / 22°C | 337mm | Details → |
| Sää lokakuussa | 20°C / 17°C | 160mm | Details → |
| Sää marraskuussa | 16°C / 12°C | 130mm | Details → |
| Sää joulukuussa | 10°C / 6°C | 97mm | Details → |