Cheonan-si (Cheonan)
January
Weather in Cheonan-si for January 2026
Your guide to Cheonan-si weather in January - trends and predictions
DryAir Advisory - See hour by hour.
With an average of 3 snowy days, Cheonan-si usually enjoys a light touch of snow in January.
According to Cheonan-si snow forecast for January 2026, no snow is expected until the end of the month.Until now, January 2026 in Cheonan-si is slightly cooler than the historical average by -1.1 °C.
In general, the average temperature in Cheonan-si at the beginning of January is 1.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 0.4 °C by the end of January.
With an average of 4 rainy days, Cheonan-si experiences minimal rainfall in January.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
Rain 🌧️
24
Dry days
4
Rainy days
3
Snow days
2°/-4°
Temperatures
16 km/h
Avg max wind
70 %
Avg humidity
Cheonan-si Weather January
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Temperatures trend during January in Cheonan-si
See the weather trend as well as the moving average line
January weather in Cheonan-si day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. |  Partly cloudy | 2° /-5° | 0 mm | 0 cm | |
| 2 Jan. | Partly cloudy | 0° /-6° | 0 mm | 0 cm | |
| 3 Jan. |  Overcast | 1° /-6° | 0 mm | 0 cm | |
| 4 Jan. |  Sunny | 3° /-3° | 0 mm | 0 cm | |
| 5 Jan. |  Moderate or heavy snow showers | 3° /-3° | 1.1 mm | 0.7 cm | |
| 6 Jan. |  Light freezing rain | 3° /-3° | 0.3 mm | 0 cm | |
| 7 Jan. | Overcast | 1° /-5° | 0.1 mm | 0 cm | |
| 8 Jan. | Overcast | -1° /-6° | 0.1 mm | 0 cm | |
| 9 Jan. | Light freezing rain | -1° /-8° | 0.2 mm | 0 cm | |
| 10 Jan. |  Cloudy | 1° /-9° | 1 mm | 0.1 cm | |
| 11 Jan. | Overcast | -2° /-8° | 0.1 mm | 0 cm | |
| 12 Jan. | Overcast | 2° /-7° | 0.1 mm | 0 cm | |
| 13 Jan. | Cloudy | 3° /-7° | 0.2 mm | 0 cm | |
| 14 Jan. | Light freezing rain | 3° /-4° | 0.5 mm | 0 cm | |
| 15 Jan. | Partly cloudy | 4° /-2° | 0.1 mm | 0 cm | |
| 16 Jan. | Overcast | 5° /-2° | 0 mm | 0 cm | |
| 17 Jan. | Sunny | 3° /-4° | 0 mm | 0 cm | |
| 18 Jan. | Overcast | 5° /-3° | 0 mm | 0 cm | |
| 19 Jan. | Overcast | 5° /-2° | 0 mm | 0 cm | |
| 20 Jan. | Overcast | 1° /-4° | 0 mm | 0 cm | |
| 21 Jan. | Overcast | 1° /-5° | 0 mm | 0 cm | |
| 22 Jan. | Overcast | 2° /-5° | 0 mm | 0 cm | |
| 23 Jan. | Sunny | 4° /-5° | 0.3 mm | 0.3 cm | |
| 24 Jan. | Sunny | 3° /-4° | 0 mm | 0 cm | |
| 25 Jan. | Cloudy | 3° /-5° | 0 mm | 0 cm | |
| 26 Jan. | Overcast | 3° /-4° | 0.1 mm | 0 cm | |
| 27 Jan. |  Patchy moderate snow | 0° /-4° | 3.2 mm | 1.6 cm | |
| 28 Jan. | Patchy moderate snow | -1° /-6° | 2.8 mm | 1.1 cm | |
| 29 Jan. | Overcast | -1° /-8° | 0.2 mm | 0 cm | |
| 30 Jan. | Cloudy | -2° /-10° | 0 mm | 0 cm | |
| 31 Jan. | Sunny | 1° /-7° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Cheonan-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 Cheonan-si forecast closer to your planned date for the most up-to-date weather information.
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Cheonan-si in January - FAQ
What are the expected maximum and minimum temperatures in Cheonan-si during January?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Cheonan-si during January?
Expect minimal rainfall in Cheonan-si during January, with a total of 16.8 mm over approximately 4 days. This minimal precipitation is unlikely to significantly impact plans.
Will it snow in Cheonan-si in January 2026?
Cheonan-si experiences an average snowfall of 6.6 cm during January, occurring over 3 days.
What are the typical wind conditions in Cheonan-si during January?
The average wind speed in Cheonan-si during January is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
Cheonan-si snow forecast January 2026
Track daily snowfall levels and discover Cheonan-si’s snowy potential this January ❄️
On average, Cheonan-si sees 3 snowy days during January, with approximately 6.6 cm of total snowfall.
January rainfall patterns in Cheonan-si
Explore the daily rainfall trends and prepare for Cheonan-sis January weather 💧
Typically, Cheonan-si has 4 rainy days in January with a total of 16.8 mm of rainfall.
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Where is Cheonan-si?Get accurate weather forecasts for Cheonan-si, located at latitude 36.807 and longitude 127.152. Stay updated with localized weather information tailored for Cheonan-si.
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