Fog in Šiauliai

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 4 hours of dense fog here (10-year average).

Measured at Šiauliai International Airport (EYSA). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EYSAŠiauliai International Airport107 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 Šiauliai fogs in

Fog here concentrates in November and December — about 107 hours in a typical year at EYSA, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EYSA station page.

Fog season

January: ~17 hJanFebruary: ~12 hFebMarch: ~7 hMarApril: ~4 hAprMay: ~1 hMayJune: ~3 hJunJuly: ~3 hJulAugust: ~4 hAugSeptember: ~10 hSepOctober: ~9 hOctNovember: ~21 hNovDecember: ~20 hDec
Fog season runs September through March, peaking in November; fog is mostly a 4 AM–11 AM phenomenon; typically thinning out by 3 PM; 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.