Fog in Del Rio, TX

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 Laughlin Air Force Base (KDLF). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring stations

stationairportfog hours/yrforecast
KDLFLaughlin Air Force Base22 h/yrverifying
KDRTDel Rio International Airport16 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 Del Rio fogs in

Fog here concentrates in December and February — about 22 hours in a typical year at KDLF, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KDLF station page.

Fog season

January: ~4 hJanFebruary: ~5 hFebMarch: ~3 hMarApril: ~1 hAprMay: ~0 hMayJune: ~0 hJunJuly: ~0 hJulAugust: ~0 hAugSeptember: ~0 hSepOctober: ~1 hOctNovember: ~2 hNovDecember: ~6 hDec
Fog season runs November through March, peaking in December; fog is mostly a 7 AM–8 AM phenomenon; typically thinning out by 10 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.