Fog in Iqaluit, NU

daily fog outlook & 2016–2026 climatology
Forecast feed initializing for this station. August typically brings about 7 hours of dense fog here (10-year average).

Measured at Iqaluit Airport (CYFB). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring station

stationairportfog hours/yrforecast
CYFBIqaluit Airport66 h/yrverifying

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 Iqaluit fogs in

Fog here concentrates in March and July — about 66 hours in a typical year at CYFB, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the CYFB station page.

Fog season

January: ~6 hJanFebruary: ~5 hFebMarch: ~14 hMarApril: ~6 hAprMay: ~3 hMayJune: ~2 hJunJuly: ~7 hJulAugust: ~7 hAugSeptember: ~3 hSepOctober: ~3 hOctNovember: ~4 hNovDecember: ~4 hDec
Fog season is January, February, March, April, July, August, November, December, peaking in March; fog here can hit at any hour of the day; 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.