Mill Creek at Opportunity, Montana water temperature

Mill Creek at Opportunity, Montana · River

The current water temperature at Mill Creek at Opportunity is 15.1 °C (as of September 1, 2026, source: USGS).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

15.1 °C

Measured: September 1, 2026 · continuously updated

💧 Water 15.1° · ☀️ Air 22.4° · high today 24.7°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 83 data points since July 3, 2026.

Lowest recorded value: 9.5 °C on August 31, 2026 · highest value: 18.8 °C on July 25, 2026.

Nearby waters

Willow Creek at Opportunity, Montana · 1.5 km away18.2 °C Silver Bow Creek at Opportunity, Montana · 1.9 km away20.3 °C Warm Springs Creek at Warm Springs, Montana · 8.1 km away15.7 °C Silver Bow Creek at Warm Springs, Montana · 8.2 km away18.5 °C Clark Fork near Galen, Montana · 11.5 km away17.3 °C

Frequently asked questions

Can you swim at Mill Creek at Opportunity right now?
The current water temperature is 15.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Mill Creek at Opportunity?
Currently 15.1 °C (updated continuously).

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