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Willamette Slough

Willamette Slough Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Willamette Slough, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Lake Water Temperature Information

67°F

TODAY

67°F

YESTERDAY

69°F

A WEEK AGO

As of today, the minimum water temperature in the Willamette Slough ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.

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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Willamette Slough Over the Last 30 Days

Today the water temperature in Willamette Slough is lower than the same day in previous years. The water temperature range here in July is from 66°F to 79°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Willamette Slough are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Daily Water Temperature Chart

DateCurrentAverageForecast
Jul 169°F73°F
Jul 269°F73°F
Jul 368°F73°F
Jul 468°F73°F
Jul 568°F73°F
Jul 669°F73°F
Jul 767°F73°F
Jul 867°F73°F
Jul 973°F68°F
Jul 1073°F68°F
Jul 1173°F69°F
Jul 1273°F69°F
Jul 1373°F69°F
Jul 1473°F69°F
Jul 1573°F69°F
Jul 1673°F69°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Willamette Slough by Month

January

MinimumAverageMaximum
32°F35°F39°F

February

MinimumAverageMaximum
32°F38°F45°F

March

MinimumAverageMaximum
34°F42°F50°F

April

MinimumAverageMaximum
46°F53°F59°F

May

MinimumAverageMaximum
57°F64°F70°F

June

MinimumAverageMaximum
63°F68°F73°F

July

MinimumAverageMaximum
66°F73°F79°F

August

MinimumAverageMaximum
73°F77°F81°F

September

MinimumAverageMaximum
64°F68°F72°F

October

MinimumAverageMaximum
50°F54°F59°F

November

MinimumAverageMaximum
39°F44°F48°F

December

MinimumAverageMaximum
32°F35°F39°F

Monthly Water Temperature Histogram for Willamette Slough

Willamette Slough Weather

JULY 8

54°F / 93°F
clear sky

rain: 0% | wind: 8 mph

JULY 9

54°F / 90°F
light drizzle

rain: 0% | wind: 10 mph

JULY 10

48°F / 81°F
clear sky

rain: 1% | wind: 12 mph

JULY 11

52°F / 91°F
mainly clear

rain: 0% | wind: 9 mph

Water Temperature in Willamette Slough: General Trends and Swimming Opportunities

Willamette Slough is located in the state of Oregon, in the county of Marion, at an elevation of 118 feet (36 meters) above sea level.

Willamette Slough is a very small lake. Its surface area is 55 acres (0.222 sq km). These lakes often resemble large ponds and are commonly found in rural or mountainous areas.

The water temperature in Willamette Slough varies throughout the year, ranging from 32°F (0°C) in January to 81°F (27°C) in August. The average annual water temperature of the lake is 54°F (12°C). The months when the average water temperature in Willamette Slough exceeds 68 degrees Fahrenheit (20°C) are June, July, August and September.

The nearest cities ans towns to Willamette Slough are: Salem, Four Corners, Keizer, Hayesville, Turner, Independence, Aumsville, Monmouth, Dallas, Silverton in Oregon.

Geographical Location of Willamette Slough

Frequently Asked Questions About Willamette Slough and its Water Temperatures

What is the current water temperature in Willamette Slough?

The water temperature today in Willamette Slough is 67°F (19.7°C).

What is the water temperature in Willamette Slough during the summer months?

The average water temperature in Willamette Slough during the summer months is typically between 69°F to 77°F (21°C to 25°C), and it can reach up to 81°F (27°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Willamette Slough in May?

The average water temperature in Willamette Slough in May ranges from 61°F to 70°F (16°C to 21°C).

What is the water temperature in Willamette Slough in September?

The average water temperature in Willamette Slough in September is typically between 64°F to 72°F (18°C to 22°C).

Where is Willamette Slough located?

Willamette Slough is located in the United States in the state of Oregon, in the county of Marion, at an elevation of 118 feet (36 meters) above sea level. The surface area of the lake is 0.086 sq mi (0.22 sq km).

Is it possible to swim in Willamette Slough and what are the possibilities for this?

Yes, it's possible to swim in the Willamette Slough, Oregon. However, one should note the water quality, presence of currents, and local regulations before planning a swim.

What are the coordinates of Willamette Slough?

Willamette Slough is located at coordinates 44.9340°N 123.0460°W.

Is Lake Willamette Slough a popular vacation spot among Americans?

Willamette Slough enjoys local popularity among the residents of State Oregon, and nationally, it ranks in the top 10 percent of all lakes in the country.