Fog in Attock

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 2 hours of dense fog here (10-year average).

Measured at Islamabad International Airport (OPIS). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
OPISIslamabad International Airport62 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 Attock fogs in

Fog here concentrates in January and July — about 62 hours in a typical year at OPIS, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the OPIS station page.

Fog season

January: ~46 hJanFebruary: ~3 hFebMarch: ~1 hMarApril: ~0 hAprMay: ~0 hMayJune: ~1 hJunJuly: ~3 hJulAugust: ~2 hAugSeptember: ~0 hSepOctober: ~0 hOctNovember: ~1 hNovDecember: ~2 hDec
Fog season is January, peaking in January; fog is mostly a 2 AM–9 AM phenomenon; typically thinning out by noon; a typical event lasts about 1 hour once it forms local time · 10-yr average

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