EKAH — Aarhus Airport

fog forecast & climatology · Aarhus city page · full 10-year analysis →
No fog forecast feed exists for this station. September typically brings about 41 hours of dense fog here (10-year average).

Fog hours per year
260 h below CAT I minima (2016–2026 average)
Fog season
March and September
Typical fog event
~1 h once it forms (middle half 1–3 h, n=1074)
Data through
2026-08-15 · machine-readable data.json

When this airport fogs in

In a typical year Aarhus Airport spends 260 hours below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), concentrated in March and September. The strip above shows the hour-by-hour pattern for the current month from ten years of weather observations.

Fog season

January: ~33 hJanFebruary: ~26 hFebMarch: ~44 hMarApril: ~14 hAprMay: ~9 hMayJune: ~5 hJunJuly: ~8 hJulAugust: ~13 hAugSeptember: ~41 hSepOctober: ~22 hOctNovember: ~24 hNovDecember: ~23 hDec
Fog season runs August through April, peaking in March; fog is mostly a 10 PM–8 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 1 hour once it forms local time · 10-yr average

For flight operations

EFVS crews: the CHASE board ranks airports by live fog status, approach lighting, go-around height and flight time from your base. Forecast probabilities publish here per-airport once the calibrated model beats climatology on live verification — receipts on the scorecard. Methodology.

Sources: NOAA/NWS National Blend of Models guidance · METAR observations 2016–2026 (Iowa Environmental Mesonet) · FAA NASR. Machine access: data.json · llms.txt. Not for operational use.