Fog in Springfield, OH

daily fog outlook & 2016–2026 climatology
Fog unlikely through Monday (peak 6%). August typically brings about 7 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Springfield-Beckley Municipal Airport (KSGH). Forecast percentages for this station have passed live verification.

Measuring station

stationairportfog hours/yrforecast
KSGHSpringfield-Beckley Municipal Airport57 h/yrlive forecast

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 Springfield fogs in

Fog here concentrates in February and September — about 57 hours in a typical year at KSGH, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KSGH station page.

Fog season

January: ~5 hJanFebruary: ~7 hFebMarch: ~3 hMarApril: ~3 hAprMay: ~2 hMayJune: ~3 hJunJuly: ~4 hJulAugust: ~7 hAugSeptember: ~7 hSepOctober: ~5 hOctNovember: ~5 hNovDecember: ~7 hDec
Fog season is year-round, peaking in February; fog is mostly a 3 AM–8 AM phenomenon; typically thinning out by 9 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.