KOSH temperature trend
Wittman Regional 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
28 °C
Sep 9, 2026
Coldest
9 °C
Sep 14, 2026
Mean temperature
17.6 °C
Mean dew point
13.2 °C
438 archived observations · Archive updated continuously
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