Fishing Charters in Colorado
Browse fishing charters in Colorado that can help you catch rainbow trout.


Riffle And Rise
Almont, Colorado
Fly fishing the Western Slope of Colorado, in the Gunnison Valley, for brown trout, rainbow trout, and native cutthroat.


Fly Fish Estes Park
Guided Fly Fishing in Beautiful Estes Park Colorado. Explore Rocky Mountain National Park and the surrounding areas with one of our knowledgable local guides. Greenback Cutthroat Trout, Brown Trout, Rainbow Trout and Brooke Trout. Fly Fish, Estes Park, Colorado, Fishing, Guide
Best Time to Catch Rainbow Trout
Rainbow Trout can be caught year-round in Grand Lake. Right now in February, activity is low.
Seasonal Activity Chart

Rainbow Trout
Grand Lake, Colorado, provides a stunning backdrop for some exceptional Rainbow Trout fishing. The lake's cold, clear waters are ideal for these fish, and they are regularly stocked to maintain a healthy population. The best time to target rainbows here is from ice-out in the spring (May-June) through the fall (September-October). During these periods, the fish are more active and can be found closer to the surface. Fly fishing is popular, with dry flies and nymphs working well. Spin anglers can have success with small spoons, spinners, and worms. Focus your efforts near inlets, rocky shorelines, and areas with submerged structure. A local tip: the early morning and late evening hours are often the most productive. Access is relatively easy with shoreline fishing available near the town of Grand Lake, and a public boat ramp provides access to the entire lake. Be sure to check the local regulations for size and bag limits, as they can vary. The rainbows in Grand Lake are known for their vibrant colors and willingness to take a well-presented bait or fly.
How to Catch Rainbow Trout
Rainbow Trout Fishing Regulations in Colorado
Open Season
Year-round
Daily Bag Limit
4 per day
Size Limit
No size limit
License Required
Fishing license
Check specific regulations for individual bodies of water as special rules may apply, including Gold Medal Waters.
⚠️ Always verify current regulations with the Colorado state wildlife agency before fishing.
Related Species in Colorado
Frequently Asked Questions
What's the limit for Rainbow Trout in Grand Lake, Colorado?
The daily bag limit for Rainbow Trout in Grand Lake is 4 fish. There is no size restriction.
Can I fish for Rainbow Trout all year in Grand Lake?
Yes, the season for Rainbow Trout is open year-round in Grand Lake, providing ample opportunity to catch them.
What are some good spots to catch Rainbow Trout near Grand Lake?
Grand Lake itself is a prime location. Also, the surrounding streams and rivers that feed into the lake often hold good populations of Rainbow Trout.
What bait should I use for Rainbow Trout in Grand Lake?
Popular bait choices include small spinners, worms, and PowerBait. Fly fishing with nymphs and dry flies can also be very effective.
More Rainbow Trout Fishing in Colorado
Other Species to Fish in Grand Lake
Ready to Catch Rainbow Trout in Grand Lake?
Book a trip with an expert guide who knows the best local spots and techniques.




