Fog in Niamey

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 1 hour of dense fog here (10-year average).

Measured at Diori Hamani International Airport (DRRN). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
DRRNDiori Hamani International Airport13 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 Niamey fogs in

Fog here concentrates in May and December — about 13 hours in a typical year at DRRN, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the DRRN station page.

Fog season

January: ~0 hJanFebruary: ~1 hFebMarch: ~1 hMarApril: ~0 hAprMay: ~4 hMayJune: ~2 hJunJuly: ~1 hJulAugust: ~1 hAugSeptember: ~0 hSepOctober: ~0 hOctNovember: ~0 hNovDecember: ~3 hDec
Fog season is May, June, December, peaking in May; fog is mostly a 7 AM–7 AM phenomenon; typically thinning out by 1 PM; 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.