Pablo Reservoir — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Pablo Reservoir, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Pablo Reservoir today is 13.6°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 3 | 14.9°C | 14.5°C | |
| JUN 4 | 14.7°C | 14.5°C | |
| JUN 5 | 14.6°C | 14.5°C | |
| JUN 6 | 14.6°C | 14.5°C | |
| JUN 7 | 14.2°C | 14.5°C | |
| JUN 8 | 14.1°C | 14.5°C | |
| JUN 11 | 14.5°C | 13.6°C | |
| JUN 12 | 14.5°C | 13.7°C | |
| JUN 13 | 14.5°C | 13.7°C | |
| JUN 14 | 14.5°C | 13.8°C | |
| JUN 15 | 14.5°C | 13.8°C | |
| JUN 16 | 14.5°C | 13.9°C | |
| JUN 17 | 14.5°C | 13.9°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 0°C | 2°C | 5°C |
| February | 0°C | 3°C | 6°C |
| March | 1°C | 3°C | 6°C |
| April | 1°C | 5°C | 9°C |
| May | 3°C | 10°C | 17°C |
| June | 11°C | 15°C | 18°C |
| July | 16°C | 19°C | 21°C |
| August | 18°C | 22°C | 25°C |
| September | 15°C | 18°C | 20°C |
| October | 8°C | 12°C | 16°C |
| November | 4°C | 6°C | 9°C |
| December | 0°C | 2°C | 5°C |
Pablo Reservoir: Water Temperature by Location
Pablo Reservoir: Weather Forecast
June 9
June 10
June 11
June 12
Location & Local Information
Pablo Reservoir in Montana experiences a strong seasonal cycle in surface water temperature typical of small inland reservoirs in the northern Rockies. In winter the surface usually approaches freezing around 32°F (0°C) when ice forms in cold years. Spring thaw sees temperatures climb through the 40s and 50s°F (about 4–15°C) as snowmelt and runoff keep waters cool. By midsummer, shallow bays and sun-warmed surface layers can reach roughly 65–75°F (18–24°C) on warm afternoons, while deeper or wind-exposed parts of the reservoir often remain cooler. In autumn the surface cools back into the 50s°F (10–15°C) as air temperatures drop and turnover begins, returning toward near-freezing by late season.
Swimming is commonly practiced during the warmer months where public access exists, but whether swimming is allowed can depend on local rules, ownership and seasonal conditions. Even when permitted, caution is advisable: summer surface warmth can mask cold deeper water that risks cold-water shock, and many reservoirs lack lifeguards, have fluctuating water levels, boat traffic, or water-quality advisories related to runoff or algal blooms. Additionally, some reservoirs near tribal lands or managed facilities may impose specific restrictions, so checking signage or local authorities before swimming is recommended.