Fog in Nyköping

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 11 hours of dense fog here (10-year average).

Measured at Stockholm Skavsta Airport (ESKN). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
ESKNStockholm Skavsta Airport180 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 Nyköping fogs in

Fog here concentrates in January and November — about 180 hours in a typical year at ESKN, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the ESKN station page.

Fog season

January: ~27 hJanFebruary: ~17 hFebMarch: ~23 hMarApril: ~6 hAprMay: ~3 hMayJune: ~5 hJunJuly: ~8 hJulAugust: ~11 hAugSeptember: ~21 hSepOctober: ~17 hOctNovember: ~25 hNovDecember: ~20 hDec
Fog season runs July through March, peaking in January; fog is mostly a 10 PM–8 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.