Animas Fishing Forecast
The Animas is a Colorado freestone where flows and clarity swing with storms—meaning the bite window can flip in a single afternoon. Anglers target rainbow trout, brown trout, and cutthroat trout across riffles, seams, and undercut banks in this region, with prime dry-fly and nymph windows typically clustering in March through November. USGS gauge 09361500 tracks live flow and temperature for planning wade or float days. Local tactics angle: The Animas River flows through historic Durango offering excellent brown and rainbow trout fishing. This freestone river runs through beautiful San Juan Mountain scenery. TroutFishing pairs hatch timing with solunar windows so you know when to be on the water—not just where.
Today's Animas is reading 62°F and 169 CFS. That's a 6/10 day on the water. Top pick: a X-Caddis.
Open year-round
Open year-round. Lightner Creek to Rivera Crossing is Gold Medal Water
Forecast and on-page guide updated September 8, 2026 (UTC). Open the app for hourly conditions.
Today's Fishing Conditions
Good
Updated 7:38 PM
62°F
169 CFS
4 AM - 6 AM
X-Caddis
Free forever • No signup required • Hourly updates
Quick Facts
Rainbow Trout, Brown Trout, and Cutthroat Trout
freestone
54°F - 64°F
What Makes the Animas Unique?
Signature hatch or window
BWO (Mayfly) is a headline hatch to watch in September. Peak activity often tracks 38–55°F water temps.
Distinctive access
Durango: Town access with multiple points along the river.
Rules anglers miss
Some Gold Medal water sections with special regulations.
September Fishing Tactics
Primary Targets
Recommended Tactics
Fall fishing improves. BWOs return, browns become aggressive.
September Hatches
BWO
Mayfly
Blue Wing Olives hatch on overcast days, spring and fall
Caddis
Caddis
Evening caddis hatches prolific through summer
Hopper
Terrestrial
Grasshoppers effective on windy afternoons
Trico
Mayfly
Early morning spinner falls, tiny flies
October Caddis
Caddis
Large fall caddis, evening emergence
Year-Round Fishing Guide
| Month | Water Temp | Tactics |
|---|---|---|
| January | 32-38°F | Nymphing, Midges, Small Streamers |
| February | 32-40°F | Nymphing, Midges, Small Streamers |
| March | 36-46°F | Dry Flies, BWOs, Skwala |
| April | 42-52°F | Dry Flies, BWOs, Skwala |
| May | 48-58°F | Dry Flies, BWOs, Skwala |
| June | 54-64°F | Hoppers, Terrestrials, PMDs |
| July | 58-68°F | Hoppers, Terrestrials, PMDs |
| August | 60-70°F | Hoppers, Terrestrials, PMDs |
| September(Now) | 54-64°F | Streamers, BWOs, October Caddis |
| October | 46-56°F | Streamers, BWOs, October Caddis |
| November | 38-46°F | Streamers, BWOs, October Caddis |
| December | 32-40°F | Nymphing, Midges, Small Streamers |
Spawning Seasons
Please respect spawning fish and their redds. Avoid fishing over actively spawning trout.
Brown Trout
Spawn months: October, November
Night spawning common. Males become very dark with pronounced kype during spawn.
Rainbow Trout
Spawn months: March, April
Resident rainbow trout spawn in smaller tributaries and tend to build smaller redds than steelhead.
Cutthroat Trout
Spawn months: May, June, July
Spring spawners. Timing varies by subspecies and elevation - coastal populations spawn earlier (Feb-Mar), inland populations later (May-July). Eggs develop for 6-7 weeks before hatching.
Access Points & Parking for Animas
Durango
Town access with multiple points along the river.
Trimble Lane
North of Durango with quality water.
Hermosa Creek
Access to confluence area.
Tacoma Power Plant
Below the power plant with productive runs.
How to Fish Animas: Tips & Tactics
The Animas River flows through historic Durango offering excellent brown and rainbow trout fishing. This freestone river runs through beautiful San Juan Mountain scenery.
Best Times of Day
Early morning and evening are most productive in summer. Spring runoff can be significant. Fall offers excellent conditions with brown trout becoming aggressive.
Recommended Techniques
Target pocket water and runs through town. Streamers are effective for larger browns. Dry-dropper rigs work well during hatches. Wade carefully in faster sections.
Water Conditions
Snowmelt creates significant spring runoff, often into July. Summer offers stable conditions. Fall provides ideal flows and temperatures.
Fly Selection
Caddis patterns are essential for the Animas. Stonefly nymphs produce year-round. Hopper patterns in late summer. Streamers for brown trout.
When is the Best Time to Fish Animas?
Spring
Runoff can last into July. Focus on lower sections during high water.
Summer
Prime season after runoff subsides. Fish early and late.
Fall
Excellent conditions. Brown trout become aggressive before spawn.
Winter
Challenging but fishable. Focus on warmer afternoons.
Recommended Equipment for Animas
Rod
9-foot, 5 or 6-weight is standard.
Line
Floating line for most fishing. Sink-tip for streamers.
Leader & Tippet
9-foot tapered leader, 4X-5X tippet.
Waders
Breathable waders. Good traction essential for slippery rocks.
Essential Flies
Animas Fishing Regulations
Season
Open year-round.
Limits
Check current Colorado Parks and Wildlife regulations.
Special Regulations
Some Gold Medal water sections with special regulations.
Bait Restrictions
Artificial flies and lures only in special regulation areas.
Notes
The river has recovered from the 2015 spill. Practice catch-and-release.
Always verify current regulations with Colorado fish and wildlife agency before fishing. Regulations can change annually.
Fly Shops & Guides Near Animas
Local Fly Shops
- Duranglers - Durango
- Animas River Fly Shop - Durango
- San Juan Angler
Guide Services
- Duranglers Guide Service
- Animas Valley Anglers
- Southwest Fly Fishing
Optimal Fishing Conditions
Optimal Flow
300 - 800 CFS
Best fishing conditions
Optimal Water Temperature
50° - 65°F
Ideal for active trout
Other Rivers You Might Like
Popular forecasts outside Colorado—great for trip planning and comparing conditions.
Other Colorado Trout Rivers
South Platte (Cheesman)
Gunnison (below Taylor)
Fryingpan
Arkansas River
Colorado River
Animas — frequently asked questions
When is the best time to fish the Animas?
Fall fishing improves. BWOs return, browns become aggressive.
What flies should I bring to the Animas?
For the Animas (freestone), carry: Elk Hair Caddis, Pat's Rubber Legs, Hopper, Woolly Bugger, Prince Nymph.
What water temperature is best for trout on the Animas?
On the Animas, trout hold between 50° and 65°F. In summer, expect temps to swing with air temperature — fish early.
Do I need a fishing license for the Animas?
Yes — you need a valid Colorado fishing license to fish the Animas. Local season: Open year-round.. Daily limit: Check current Colorado Parks and Wildlife regulations..
What hatches should I watch for on the Animas in September?
BWO is the signature hatch on the Animas in September. Match size and adjust leader size to 5X-6X. The fish key in on the emergence during low-light hours, so plan to be on the water at first light.
Ready to Fish the Animas?
Get real-time forecasts with AI-powered fly recommendations, live water conditions, and hatch predictions.
Get Your Forecast