Fog in Ovar

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 35 hours of dense fog here (10-year average).

Measured at Ovar Air Base (LPOV). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
LPOVOvar Air Base157 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 Ovar fogs in

Fog here concentrates in September and August — about 157 hours in a typical year at LPOV, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the LPOV station page.

Fog season

January: ~7 hJanFebruary: ~5 hFebMarch: ~2 hMarApril: ~4 hAprMay: ~5 hMayJune: ~9 hJunJuly: ~18 hJulAugust: ~35 hAugSeptember: ~43 hSepOctober: ~32 hOctNovember: ~4 hNovDecember: ~7 hDec
Fog season runs July through October, peaking in September; fog is mostly a 2 AM–9 AM phenomenon; typically thinning out by 10 AM; 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.