Here are the Fiber Festivals and Yarn Crawls (that I could find) for May 2018.
Please visit the Festival websites for times and details.
Also, if you know of some that I missed, please let me know!
MAY:
May 3-6, 2018: PNW Yarn Crawl in Various towns, Washington state
May 4-6, 2018: 2018 Rites of Spring Fiber Frolic in Various towns, WI
May 4-6, 2018: Great Western Alpaca Show in Denver, CO
May 5-6, 2018: Maryland Sheep & Wool Festival in West Friendship, MD
May 5-6, 2018: Second Annual Mid-Plains Fiber Fair in York, NE
May 10-13, 2018: Western North Carolina Yarn Crawl in Asheville, NC
May 11-12, 2018: Great Basin Fiber Arts Fair in Farmington, UT
May 11-13, 2018: Shepherds Harvest Sheep and Wool Festival in Lake Elmo, MN
May 12, 2018: Sheep to Shawl in Salem, OR
May 16-20, 2018: The LYS Tour in Puget Sound area, Washington state
May 18-19, 2018: Salomon Farm Park Fiber Arts Celebration in Ft. Wayne, IN
May 18-20, 2018: New Mexico Fiber Crawl beginning in Albuquerque and winding north to Taos, NM
May 19, 2018: High Fiber Festival in Toano, VA
May 19, 2018: Rhode Island Fiber Festival and Craft Fair in Bristol, RI
May 19-20, 2018: The Kentucky Sheep and Fiber Festival in Lexington, KY
May 19-20, 2018: Tip of the Mitt Fiber Fair in Petoskey, MI
May 19-20, 2018: Waynesburg Sheep & Fiber Festival in Waynesburg, PA
May 19-20, 2018: Central Pennsylvania Fiber Festival in Hughesville, PA
May 19-20, 2018: Long Island Fleece & Fiber Fair in Riverhead, NY
May 20, 2018: Southern California Handweaver’s Guild Annual Weaving and Fiber Festival in Torrance, CA
May 24-27, 2018: Vermont Spring Fiber Arts Tour in South Royalton, VT
May 25-26, 2018: Middle Tennessee Fiber Festival in Dickson, TN
May 26-27, 2018: Great Lakes Fiber Show in Wooster, OH
May 26-27, 2018: The 44th Annual Massachusetts Sheep and Woolcraft Fair in Cummington, MA