Fog in Ilam

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in August (10-year average).

Measured at Ilam Airport (OICI). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
OICIIlam 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 Ilam fogs in

Fog here concentrates in May and January — about 24 hours in a typical year at OICI, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the OICI station page.

Fog season

January: ~5 hJanFebruary: ~3 hFebMarch: ~2 hMarApril: ~1 hAprMay: ~5 hMayJune: ~2 hJunJuly: ~1 hJulAugust: ~0 hAugSeptember: ~0 hSepOctober: ~0 hOctNovember: ~2 hNovDecember: ~2 hDec
Fog season is January, February, March, May, June, November, December, peaking in January; fog is mostly a 4 AM–9 AM phenomenon; typically thinning out by noon; a typical event lasts about 2 hours once it forms local time · 10-yr average

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