Fog in Pontianak

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 9 hours of dense fog here (10-year average).

Measured at Supadio International Airport (WIOO). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
WIOOSupadio International Airport67 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 Pontianak fogs in

Fog here concentrates in August and February — about 67 hours in a typical year at WIOO, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the WIOO station page.

Fog season

January: ~6 hJanFebruary: ~8 hFebMarch: ~7 hMarApril: ~5 hAprMay: ~5 hMayJune: ~5 hJunJuly: ~4 hJulAugust: ~9 hAugSeptember: ~4 hSepOctober: ~7 hOctNovember: ~7 hNovDecember: ~3 hDec
Fog season is year-round, peaking in August; fog is mostly a 6 AM–6 AM phenomenon; typically thinning out by 8 AM; 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.