City · South Korea
Best time to visit Cheonan
The best time to visit Cheonan is April–June and September and October, with daytime temperatures around 25°C.
Eddigo
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Cheonan
70 mWarm
86
25°/12°15°100 mm59 %14 h
A typical mid-May in Cheonan
Sunny 16Cloudy 6Rain 8
Daytime temperature (night ☾)
12°20°30°−10°37°
Sea temperature
15°−10°37°
Daylight (solar time)
04:5419:06
0006121824
14 h 12 m
Precipitation
0330 mm
100 mm
Air feel
FreshComfortableHumidMuggy
RH 63 %
Month by month
| Month | Score | Day | Night | Sea | Rain | Wet days | Sun | Daylight | Feels like |
|---|---|---|---|---|---|---|---|---|---|
| January | 49 | 3° | −8° | 5° | 25 mm | 8 | 62 % | 10 h | Cold and snowy |
| February | 49 | 6° | −5° | 3° | 31 mm | 8 | 55 % | 11 h | Chilly |
| March | 56 | 13° | 0° | 6° | 51 mm | 7 | 60 % | 12 h | Mild |
| April | 84 | 20° | 6° | 10° | 83 mm | 8 | 53 % | 13 h | Pleasantly warm |
| May | 86 | 25° | 12° | 15° | 98 mm | 8 | 59 % | 14 h | Warm |
| June | 70 | 29° | 18° | 20° | 139 mm | 10 | 43 % | 15 h | Warm |
| July | 35 | 31° | 22° | 24° | 327 mm | 16 | 31 % | 14 h | Rainy season · hot, showery and muggy |
| August | 41 | 31° | 22° | 26° | 278 mm | 14 | 42 % | 14 h | Rainy season · hot, showery and muggy |
| September | 80 | 27° | 16° | 24° | 136 mm | 8 | 43 % | 12 h | Warm |
| October | 90 | 21° | 8° | 20° | 60 mm | 7 | 64 % | 11 h | Pleasantly warm |
| November | 47 | 13° | 2° | 14° | 51 mm | 10 | 52 % | 10 h | Mild |
| December | 45 | 5° | −6° | 9° | 30 mm | 9 | 58 % | 10 h | Cold |
The score (0–100) combines daytime temperature, rain days, humidity and cloud cover, weighted for a typical warm-weather trip: 20–28 °C, little rain. On the map you can change these preferences.
Climate averages 2016–2025 (ERA5, CRU TS). Sea temperature from ERA5. Not a forecast. Elevation: 65 m. Coordinates: 36.81, 127.15.