The best time to visit Stevenson is typically from late spring through early autumn, specifically from May to October, when the weather is most pleasant for outdoor activities.During these months, you'll find warmer temperatures and less rain, which is ideal for exploring the Columbia River Gorge. Activities like hiking, kayaking, and windsurfing are particularly enjoyable. The days are longer, allowing for more time to take in the scenic beauty.For those looking to enjoy water sports, the peak summer months of July and August offer the warmest water temperatures and consistent winds. This is when the Columbia River is at its most active with various water sports enthusiasts.If you prefer fewer crowds and slightly cooler, but still agreeable, weather, May, June, September, and October are excellent choices.