| January | Klamath Ice Sports Figure Skating Spectacular |
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| January | Sagebrush Rendezvous Art Show |
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| January | Klamath County Bridal Show |
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| February | Winter Wings Festival |
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| February | Ross Ragland Theater Red Tie Romp |
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| February | Crystal Ice Cave Tours |
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| March | Rock and Gem Show |
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| March | Klamath Ice Sports Skate-a-thon |
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| April | Klamath Basin Home & Garden Show |
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| April | Tater Patch Quilts Spring Quilting Retreat |
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| April | Catalyze Klamath Entrepreneurial Competition |
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| May | Horse Packing & Wilderness Skills Clinic |
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| May | Taste of Klamath |
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| May | International Migratory Bird Day |
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| May | Art of Survival Century Bike Ride |
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| May | 12 Ranch Wines Spring Open House |
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| May | Link River Festival |
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| May | Klamath Tribe's Memorial Day Pow-Wow |
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| May | Arnie's Golf Tournament |
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| June | Collier Park Living History Days |
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| June | Klamath Kinetic Challenge |
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| June | Kruise of Klamath Auto Show & Rally |
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| June | Y Pickleball Open Tournament |
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| June | Oregon Tech Music Garden |
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| June | Oregon State Chili Cook-Off |
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| June | Lake of the Woods Run |
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| June | Farmer's Market (through October) |
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| July | 4th of July Parade and Fireworks Display |
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| July | Firecracker Regatta Sailboat Races |
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| July | Town of Bonanza Wings Cook-Off |
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| July | Basin Brew & Q Food and Music Festival |
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| July | Gilchrist Cruise & Summer Fun Day |
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| July | Lost River Bluegrass Festival |
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| July | Sentry Eagle Open House, Kingsley Field Military Base |
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| August | Brats, Blues & Brews |
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| August | Crater Lake Rim Runs |
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| August | Crater Lake Century Bike Ride |
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| August | Klamath Tribe's Restoration Celebration, Pow-Wow & Rodeo |
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| August | Blyfest |
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| August | Klamath County Fair |
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| September | Ride the Rim at Crater Lake National Park |
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| September | Lake of the Woods Annual Beerfest |
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| September | Lake of the Woods Classic & Custom Car Show |
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| September | Lake of the Woods Tri-Sport Weekend, Triathlon |
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| September | 12 Ranch Wines Fall Open House |
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| September | Favell Museum Invitational Art Show & Sale |
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| September | Moore Mountain Trail Fest |
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| September | Benefit for the Basin Car Show |
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| September | Klamath Independent Film Festival |
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| September | Tulelake Butte-Valley Fair |
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| September | Klamath Blues Festival |
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| September | Rural Business and Innovation Summit |
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| October | Klamath Basin Potato Festival |
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| October | Baldwin Hotel Flashlight Tours |
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| October | Scarecrow Row |
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| October | Rocky Point Fall Festival |
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| October | Klamath & Western Pumpkin Express |
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| November | Tater Patch Quilts Fall Quilting Retreat |
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| November | Ranger Led Snowshoe Walks at Crater Lake National Park |
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| December | Snowflake Festival Parade |
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| December | Bull Mania Rodeo |
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| December | Rat Pack Christmas Concert |
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| December | Ugly Sweater RunAction Realty |
