Fog in Telluride, CO

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. dense fog (visibility under a mile) is rare here in August.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

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

Measuring station

stationairportfog hours/yrforecast
KTEXTelluride Regional Airport36 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 Telluride fogs in

Fog here concentrates in February and May — about 36 hours in a typical year at KTEX, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KTEX station page.

Fog season

January: ~4 hJanFebruary: ~4 hFebMarch: ~5 hMarApril: ~5 hAprMay: ~5 hMayJune: ~0 hJunJuly: ~0 hJulAugust: ~0 hAugSeptember: ~1 hSepOctober: ~3 hOctNovember: ~4 hNovDecember: ~4 hDec
Fog season runs October through May, peaking in March; fog here can hit at any hour of the day; 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.