Fog in Zgornji Brnik

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 5 hours of dense fog here (10-year average).

Measured at Ljubljana Jože Pučnik Airport (LJLJ). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
LJLJLjubljana Jože Pučnik Airport254 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 Zgornji Brnik fogs in

Fog here concentrates in December and November — about 254 hours in a typical year at LJLJ, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the LJLJ station page.

Fog season

January: ~43 hJanFebruary: ~19 hFebMarch: ~8 hMarApril: ~6 hAprMay: ~7 hMayJune: ~4 hJunJuly: ~3 hJulAugust: ~5 hAugSeptember: ~10 hSepOctober: ~37 hOctNovember: ~55 hNovDecember: ~67 hDec
Fog season runs October through February, peaking in December; fog is mostly a 2 AM–10 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.