KDAY temperature trend
James M. Cox Dayton International Airport
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
32 °C
Sep 16, 2026
Coldest
7 °C
Sep 25, 2026
Mean temperature
20.0 °C
Mean dew point
15.6 °C
631 archived observations · Archive updated continuously
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