The median annual wage for Hydrologists in Montana is $80,690 (May 2024 BLS OES). The mean (average) is $88,520.
Pay spans roughly $59,950 at the 10th percentile to $113,730 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $38.79 per hour. An estimated 170 people work as hydrologists in Montana.
| Median (annual) | $80,690 |
| Mean (annual) | $88,520 |
| Median (hourly) | $38.79 |
| 10th percentile | $59,950 |
| 90th percentile | $113,730 |
| Employment | 170 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.