The best time to go to Gun Barrel City is during the spring (March to May) and autumn (September to November) months.These seasons offer the most pleasant weather, with moderate temperatures and less humidity, making it ideal for outdoor activities like fishing, boating, and exploring Cedar Creek Lake. You'll find the conditions great for enjoying the lake without the intense heat of summer.For those planning to spend most of their time on the water, late spring and early autumn provide comfortable conditions for swimming, kayaking, and paddleboarding.