Powder River — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in the Powder River, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in the Powder River today is 25.6°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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 |
|---|---|---|---|
| AUG 24 | 26.8°C | 22.6°C | |
| AUG 25 | 26.7°C | 22.6°C | |
| AUG 26 | 26.7°C | 22.6°C | |
| AUG 27 | 26.2°C | 22.6°C | |
| AUG 28 | 26.1°C | 22.6°C | |
| AUG 29 | 26.2°C | 22.6°C | |
| AUG 30 | 26.2°C | 22.6°C | |
| AUG 31 | 26.2°C | 22.6°C | |
| SEP 1 | 17.5°C | 25.2°C | |
| SEP 2 | 17.5°C | 24.8°C | |
| SEP 3 | 17.5°C | 24.4°C | |
| SEP 4 | 17.5°C | 24.0°C | |
| SEP 5 | 17.5°C | 23.6°C | |
| SEP 6 | 17.5°C | 23.2°C | |
| SEP 7 | 17.5°C | 22.8°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 | 2°C | 6°C | 9°C |
| February | 2°C | 6°C | 9°C |
| March | 3°C | 7°C | 11°C |
| April | 5°C | 10°C | 16°C |
| May | 8°C | 13°C | 21°C |
| June | 14°C | 18°C | 23°C |
| July | 17°C | 23°C | 29°C |
| August | 17°C | 23°C | 29°C |
| September | 11°C | 18°C | 24°C |
| October | 8°C | 15°C | 22°C |
| November | 3°C | 8°C | 16°C |
| December | 3°C | 5°C | 8°C |
Powder River: Water Temperature by Location
Powder River: Weather Forecast
September 1
September 2
September 3
September 4
September 5
Location & Local Information
Source Confluence of McCully Fork and Cracker Creek
• location Sumpter, Oregon, in the Sumpter Valley Dredge State Heritage Area, Blue Mountains
Mouth Brownlee Reservoir on the Snake River
• location 10 mi (16 km) east of Richland, Oregon
Length 153 mi (246 km)
The Powder River, located in eastern Oregon, is known for its rugged landscape and seasonal variations in water temperature. The river flows through a mix of mountainous and rural terrain, and like many rivers in the region, its water temperature can be quite cool, especially in the spring and early summer. During this time, water temperatures can be around 40°F to 50°F (4°C to 10°C), making it less ideal for swimming unless you're prepared for cold water. In the warmer months, typically late summer and fall, temperatures may rise to more moderate levels, reaching around 60°F to 70°F (15°C to 21°C), which can be more comfortable for swimming.
Swimming in the Powder River is possible, but it is not as common as in some larger, more accessible rivers. Due to its location and the relatively remote nature of the area, it is often more suited for fishing, kayaking, and other outdoor activities. The river's flow can vary, and certain sections might have stronger currents, particularly after rainfall or during the spring runoff, so it's important to be cautious when considering swimming in those areas. There are some calmer stretches where people can enjoy a more relaxed experience in the water, but for the most part, visitors are encouraged to use the river for its other recreational opportunities, including scenic drives, hiking, and wildlife watching.