RKSO temperature trend
Osan Air Base
Temperature and dew point over time. The gap between them is what decides fog, and the temperature itself is what decides your density altitude and takeoff run.
Warmest
30 °C
Sep 21, 2026
Coldest
11 °C
Sep 15, 2026
Mean temperature
21.4 °C
Mean dew point
16.2 °C
562 archived observations · Archive updated continuously
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