Here are the Fiber Festivals I could find for January 2019 in the United States.
Please get in touch if I left something out.
January 5: Winter Woolfest, Wamego, KS
January 5: Orlando Distaff Day, Orlando, FL
January 19-21: 10th Annual Slater Mill Knitting Weekend
& Fiber Art Marketplace, Pawtucket, RI
January 24-27: Oxford Fiber Arts Festival, Oxford, MS
January 25-27: Vogue Knitting LIVE!,New York, New York
January 27: Farm Fiber Days, Wayland, MA
January 31 – February 3: NeedleArts Winter Market, Portland, OR