BEST TIME TO VISIT FLAMING GORGE
A month-by-month crowd calendar — compare boating/fishing crowds, weather, and overall ratings, then find the best month for your trip. Free, no sign-up.
What matters most?
Quietest trails — the highest crowd rating means the fewest people.
- Jan: Ice fishing season. Burbot Bash tournament.
- Feb: Still ice fishing. Cold, quiet.
- Nov: Cold, quiet. Marinas closing for winter.
- Dec: Ice forming. Early ice fishing begins.
Month-by-month crowd calendar
More stars is better: 5 crowd stars = fewest people. Your current month is highlighted, along with the best month(s) for fewest crowds.
| Month | Crowds | Weather | Overall | Note |
|---|---|---|---|---|
| January | ★★★★★ | ★★★★★ | ★★★★★ | Ice fishing season. Burbot Bash tournament. |
| February | ★★★★★ | ★★★★★ | ★★★★★ | Still ice fishing. Cold, quiet. |
| March | ★★★★★ | ★★★★★ | ★★★★★ | Transition season. Marinas still closed. |
| April | ★★★★★ | ★★★★★ | ★★★★★ | Marinas reopening. Water still cold. |
| May | ★★★★★ | ★★★★★ | ★★★★★ | Great fly fishing before summer crowds. |
| June | ★★★★★ | ★★★★★ | ★★★★★ | Boating season ramping up. Warm, dry. |
| July | ★★★★★ | ★★★★★ | ★★★★★ | Peak boating season. Marinas at capacity. |
| August | ★★★★★ | ★★★★★ | ★★★★★ | Hot, dry. Still peak boating season. |
| SeptemberThis month | ★★★★★ | ★★★★★ | ★★★★★ | Best fly fishing. Crowds thin fast. |
| October | ★★★★★ | ★★★★★ | ★★★★★ | Cooling fast. Great fishing, fewer boats. |
| November | ★★★★★ | ★★★★★ | ★★★★★ | Cold, quiet. Marinas closing for winter. |
| December | ★★★★★ | ★★★★★ | ★★★★★ | Ice forming. Early ice fishing begins. |
Ratings are 1–5 stars (5 is best). Crowd ratings are inverted so more stars always means a better experience: 5 crowd stars = fewest visitors. Based on typical Flaming Gorge seasonal patterns — verify current conditions with the Ashley National Forest before your trip.
Average temperatures & precipitation
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| January | 32°F | 11°F | 0.9" | 7" |
| February | 38°F | 16°F | 0.8" | 6" |
| March | 48°F | 23°F | 0.9" | 4.5" |
| April | 58°F | 29°F | 0.9" | 1.5" |
| May | 69°F | 37°F | 1" | 0.2" |
| June | 80°F | 44°F | 0.7" | — |
| July | 87°F | 51°F | 0.7" | — |
| August | 85°F | 50°F | 0.8" | — |
| September | 75°F | 41°F | 0.7" | — |
| October | 61°F | 30°F | 0.8" | 1" |
| November | 44°F | 20°F | 0.8" | 4" |
| December | 32°F | 12°F | 0.9" | 6.5" |
Best Time to Visit Flaming Gorge FAQ
When is Flaming Gorge least crowded?
Flaming Gorge is quietest in November and March — after the summer boating rush ends but before ice fishing season fully kicks in. December through February draw a dedicated but much smaller crowd of ice anglers, especially around the Burbot Bash tournament.
What is the best month to visit Flaming Gorge?
September is the best overall month — the summer boating crowds have thinned, fly fishing on the Green River is excellent, and daytime temperatures are still comfortable. June through August offer the warmest weather but the busiest marinas and boat traffic.
When is Flaming Gorge the busiest?
Flaming Gorge is busiest from June through August, when all three marinas run at full capacity for boating, water skiing, and fishing season. If you want to avoid crowded boat launches, plan around late spring or early fall instead.
What is Flaming Gorge's weather like month by month?
Flaming Gorge swings from cold winters (January highs near 32°F, lows near 11°F) to warm, dry summers (July highs around 87°F). Spring warms gradually — April highs near 58°F — while fall cools off quickly after a mild September, with October highs near 61°F.