🇰🇷 Weather in Osan
Map Overlays:
Hourly Forecast for Osan
20:00
23°
0%
21:00
23°
0%
22:00
22°
0%
23:00
22°
0%
00:00
22°
0%
01:00
22°
0%
02:00
22°
76%
03:00
22°
80%
04:00
22°
100%
05:00
22°
100%
06:00
21°
100%
07:00
21°
100%
08:00
20°
100%
09:00
20°
77%
10:00
22°
0%
11:00
23°
0%
12:00
23°
0%
13:00
23°
0%
14:00
22°
0%
15:00
23°
0%
16:00
23°
0%
17:00
22°
0%
18:00
22°
0%
19:00
22°
0%
14-Day Forecast for Osan
2026-05-26
Partly Cloudy
27° /
21°
2026-05-27
Moderate rain
23° /
20°
2026-05-28
Patchy rain nearby
23° /
18°
2026-05-29
Sunny
26° /
16°
2026-05-30
Sunny
28° /
15°
2026-05-31
Sunny
29° /
17°
2026-06-01
Sunny
28° /
18°
Additional Forecasts for Osan
Air Quality
💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 255.8 μg/m³
O₃ (Ozone) 54.0 μg/m³
NO₂ (Nitrogen Dioxide) 47.4 μg/m³
SO₂ (Sulphur Dioxide) 14.8 μg/m³
PM2.5 (Fine particles) 26.6 μg/m³
PM10 (Coarse particles) 31.9 μg/m³