Weather in Cheonan-si, South Korea
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -6°C | 4°C | 21.1 mm | 49% | 34.3 km/h |
| February | -3°C | 6°C | 24.2 mm | 51% | 38.2 km/h |
| March | 2°C | 14°C | 54.5 mm | 52% | 38.2 km/h |
| April | 8°C | 20°C | 63.4 mm | 54% | 38.0 km/h |
| May | 13°C | 24°C | 106.8 mm | 54% | 37.7 km/h |
| June | 19°C | 29°C | 134.5 mm | 63% | 35.9 km/h |
| July | 24°C | 31°C | 299.8 mm | 71% | 33.6 km/h |
| August | 23°C | 31°C | 223.2 mm | 65% | 30.3 km/h |
| September | 19°C | 27°C | 220.9 mm | 64% | 29.5 km/h |
| October | 11°C | 21°C | 83.1 mm | 56% | 29.3 km/h |
| November | 4°C | 14°C | 44.8 mm | 44% | 33.8 km/h |
| December | -4°C | 5°C | 33.5 mm | 50% | 33.9 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.2% | |
| March | 3.7% | |
| April | 19.7% | |
| May | 36.8% | |
| June | 29.7% | |
| July | 3.2% | |
| August | 4.1% | |
| September | 26.9% | |
| October | 25.8% | |
| November | 7.9% | |
| December | 0.2% |
About this location and data
- Urban-centre population
- 428,378
- Elevation
- 114 m
- Coordinates
- 36.82°N, 127.14°E
- Urban area
- 80 km²
Weather averages use 3 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: