Fog in Thirsk, North Yorkshire

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 7 hours of dense fog here (10-year average).

Measured at RAF Topcliffe (EGXZ). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EGXZRAF Topcliffe237 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 Thirsk, North Yorkshire fogs in

Fog here concentrates in December and January — about 237 hours in a typical year at EGXZ, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EGXZ station page.

Fog season

January: ~39 hJanFebruary: ~23 hFebMarch: ~15 hMarApril: ~9 hAprMay: ~9 hMayJune: ~5 hJunJuly: ~7 hJulAugust: ~7 hAugSeptember: ~17 hSepOctober: ~22 hOctNovember: ~34 hNovDecember: ~55 hDec
Fog season runs September through March, peaking in December; fog is mostly a 10 PM–9 AM phenomenon; typically thinning out by noon; 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.