ESNN temperature trend
Sundsvall-Härnösand 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
18 °C
Sep 16, 2026
Coldest
1 °C
Sep 14, 2026
Mean temperature
11.8 °C
Mean dew point
8.8 °C
690 archived observations · Archive updated continuously
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