Eugene — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Eugene, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Eugene today is 21.1°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 |
|---|---|---|---|
| JUL 14 | 18.4°C | 19.7°C | |
| JUL 15 | 20.1°C | 19.7°C | |
| JUL 16 | 20.3°C | 19.7°C | |
| JUL 17 | 20.2°C | 19.7°C | |
| JUL 18 | 20.0°C | 19.7°C | |
| JUL 19 | 19.9°C | 19.7°C | |
| JUL 20 | 20.3°C | 19.7°C | |
| JUL 21 | 20.5°C | 19.7°C | |
| JUL 22 | 19.7°C | 21.0°C | |
| JUL 23 | 19.7°C | 21.0°C | |
| JUL 24 | 19.7°C | 20.9°C | |
| JUL 25 | 19.7°C | 20.8°C | |
| JUL 26 | 19.7°C | 20.8°C | |
| JUL 27 | 19.7°C | 20.7°C | |
| JUL 28 | 19.7°C | 20.6°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 | 3°C | 4°C | 9°C |
| February | 3°C | 5°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 | 19°C | 22°C |
| July | 15°C | 20°C | 24°C |
| August | 16°C | 20°C | 23°C |
| September | 11°C | 18°C | 19°C |
| October | 8°C | 13°C | 17°C |
| November | 3°C | 8°C | 16°C |
| December | 3°C | 7°C | 11°C |
Eugene: Weather Forecast
July 22
July 23
July 24
July 25
July 26
Location & Local Information
In Eugene, Oregon, the Willamette River flows through the city, providing a scenic backdrop for outdoor activities. However, swimming in the river is generally not recommended, primarily due to water quality and safety concerns. During the summer months, the river’s temperature can range from 65°F to 75°F (18°C to 24°C), which is cool and refreshing but may not be ideal for prolonged swimming. The water can be particularly cold during the early spring and fall, with temperatures dropping to 40°F to 50°F (4°C to 10°C), making it uncomfortable and potentially dangerous for swimming.
Despite these temperatures, many people enjoy kayaking, paddleboarding, and canoeing in the Willamette River in Eugene, where the water is calmer and less prone to dangerous currents than in other parts of the river. Swimming is less common due to the river's fast flow and occasional debris, which can create hazardous conditions for swimmers. The water can also be murky, particularly after rainfall, further discouraging swimming.
For a safer swimming experience, residents and visitors often prefer heading to nearby lakes or public pools, which offer designated swimming areas with cleaner, more controlled environments. Eugene’s public swimming pools, such as the Amazon Pool, provide a more suitable and comfortable option for swimming in warmer weather, making it the better choice for those looking to swim safely in the area.