KPLR temperature trend
St Clair County 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 19, 2026
Coldest
19 °C
Sep 14, 2026
Mean temperature
26.8 °C
Mean dew point
21.6 °C
841 archived observations · Archive updated continuously
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