Helsinki Will Miss 15°C at Vantaa Airport

The highest temperature recorded at Helsinki Vantaa Airport Station (EFHK) will not be 15°C on October 1, 2026. NOAA will post the official 'Temp' column reading for EFHK and that whole-degree Celsius value will differ from 15°C. If NOAA data is unavailable by October 2, the Weather Underground Dai…