Fog in Oita

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 1 hour of dense fog here (10-year average).

Measured at Oita Airport (RJFO). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
RJFOOita Airport24 h/yrclimatology

Fog is measured where instruments live — airports. Hours/yr = time below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), the aviation definition of seriously dense fog.

When Oita fogs in

Fog here concentrates in June and May — about 24 hours in a typical year at RJFO, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the RJFO station page.

Fog season

January: ~1 hJanFebruary: ~1 hFebMarch: ~2 hMarApril: ~4 hAprMay: ~9 hMayJune: ~10 hJunJuly: ~5 hJulAugust: ~1 hAugSeptember: ~0 hSepOctober: ~0 hOctNovember: ~0 hNovDecember: ~0 hDec
Fog season runs April through July, peaking in June; fog is mostly a 11 PM–4 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 1 hour once it forms local time · 10-yr average

Machine access: data.json · llms.txt · forecast verification. Not for operational use.