Rainbow Trout Stocked · 13 plants · last May 7, 2026 Best: dawn, dusk Hump Lake fishing
Hump Lake fishing has Rainbow Trout, Largemouth Bass, and Bluegill on the stocking report. Also recorded: Yellow Perch, Black Crappie, and Green Sunfish. It is stocked about 1.5 times a year since 2013, most often in May and August. Species guides list dawn and dusk for Rainbow Trout and Largemouth Bass, dawn, day, and dusk for Bluegill and Yellow Perch, and dawn, dusk, and night for Black Crappie.
- Last stocked
- May 7, 2026
- · Rainbow Trout
- Plants on record
- 21
- Since 2013
- Species stocked
- 3 (+3 also recorded)
- Average size
- 2.5 in
- Elevation
- 2,893.6 ft
Fish at Hump Lake
Around the dates Hump Lake is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 56.2°F in May, 72°F in August, 43.8°F in April, 65.9°F in June. That is air temperature at these coordinates, not water temperature. Open-Meteo
Rainbow Trout Stocked · 13 plants · last May 7, 2026 Best: dawn, dusk 
Bluegill Stocked · 4 plants · last September 24, 2025 Best: dawn, day, dusk Last stocked September 24, 2025 · avg 1.3 in · 4 plants
Best: dawn, day, dusk
Bluegill species guide
Largemouth Bass Stocked · 4 plants · last August 19, 2025 Best: dawn, dusk 
Yellow Perch Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Yellow Perch species guide
Black Crappie Confirmed present Best: dawn, dusk, night Best: dawn, dusk, night
Black Crappie species guide Green Sunfish Confirmed present
How Hump Lake is stocked
No plants recorded in 2014 and 2016.
Fish stocked in 2013
1,096
Fish stocked in 2015
1,000
Fish stocked in 2017
1,000
Fish stocked in 2018
1,000
Fish stocked in 2019
1,000
Fish stocked in 2020
500
Fish stocked in 2021
4,770
Fish stocked in 2022
500
Fish stocked in 2023
7,500
Fish stocked in 2024
7,500
Fish stocked in 2025
7,500
Fish stocked in 2026
500
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| May 7, 2026 | Rainbow Trout | 500 | 2.17 in | report |
| September 24, 2025 | Bluegill | 5,000 | 1.77 in | report |
| August 19, 2025 | Largemouth Bass | 2,000 | 2.91 in | report |
| May 14, 2025 | Rainbow Trout | 500 | 3.17 in | report |
| October 3, 2024 | Bluegill | 5,000 | 1.3 in | report |
| August 19, 2024 | Largemouth Bass | 2,000 | 1.41 in | report |
| May 14, 2024 | Rainbow Trout | 500 | 2.92 in | report |
| August 9, 2023 | Largemouth Bass | 2,000 | 1.31 in | report |
| August 9, 2023 | Bluegill | 5,000 | 1.28 in | report |
| May 16, 2023 | Rainbow Trout | 500 | 2.63 in | report |
| May 10, 2022 | Rainbow Trout | 500 | 3.25 in | report |
| September 21, 2021 | Bluegill | 2,270 | 0.72 in | report |
| July 26, 2021 | Largemouth Bass | 2,000 | 1.88 in | report |
| May 17, 2021 | Rainbow Trout | 500 | 3.12 in | report |
| May 11, 2020 | Rainbow Trout | 500 | 3.21 in | report |
| May 13, 2019 | Rainbow Trout | 1,000 | 2.65 in | report |
| May 3, 2018 | Rainbow Trout | 1,000 | 2.47 in | report |
| April 13, 2017 | Rainbow Trout | 1,000 | 2.02 in | report |
| April 16, 2015 | Rainbow Trout | 1,000 | 1.89 in | report |
| June 28, 2013 | Rainbow Trout | 496 | 7.48 in | report |
| June 28, 2013 | Rainbow Trout | 600 | 3.41 in | report |
Access and facts
A 5.2-acre pond on BLM land at about 2,860 feet. From DY Junction, take US 191 east 6.7 miles, bear south onto Dry Fork Rd for 14.5 miles, then turn left on a two-track and go 1.4 miles to the reservoir on the right.
Drafted by AI from the cited sources and checked before publishing.
Advisories, closures, regulations and water conditions change. Check the Montana Fish, Wildlife & Parks before you go.
Nearest lakes
Common questions
What fish are at Hump Lake?
Fishing Hump Lake usually means Rainbow Trout: Rainbow Trout accounts for 13 of 21 plants on record, ahead of Bluegill and one more. Rainbow Trout was last stocked May 7, 2026, averaging 3.1 in. Bluegill was last stocked September 24, 2025, averaging 1.3 in. Largemouth Bass was last stocked August 19, 2025, averaging 1.9 in. Yellow Perch, Black Crappie, and Green Sunfish are recorded here outside the stocking reports.
When is Hump Lake stocked?
Last stocked May 7, 2026. It is stocked about 1.5 times a year since 2013, most often in May and August. No plants recorded in 2014 and 2016.
How big are the fish stocked at Hump Lake?
Stocked fish average 2.5 in. Rainbow Trout average 3.1 in. Bluegill average 1.3 in. Largemouth Bass average 1.9 in.
How do you get on Hump Lake?
A 5.2-acre pond on BLM land at about 2,860 feet. From DY Junction, take US 191 east 6.7 miles, bear south onto Dry Fork Rd for 14.5 miles, then turn left on a two-track and go 1.4 miles to the reservoir on the right.