KCGI temperature trend
Cape Girardeau 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
37 °C
Sep 17, 2026
Coldest
16 °C
Sep 8, 2026
Mean temperature
26.4 °C
Mean dew point
20.0 °C
402 archived observations · Archive updated continuously
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