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Lake Sammamish
Lake Sammamish Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Lake Sammamish, 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
40°F
TODAY
40°F
YESTERDAY
38°F
A WEEK AGO
As of today, the minimum water temperature in the Lake Sammamish ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.
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 Lake Sammamish Over the Last 30 Days
Today the water temperature in Lake Sammamish is lower than the same day in previous years. The water temperature range here in February is from 36°F to 46°F. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.
The forecasted water temperature values for Lake Sammamish 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
| Date | Current | Average | Forecast |
|---|---|---|---|
| Feb 16 | 38°F | 41°F | |
| Feb 17 | 38°F | 41°F | |
| Feb 18 | 38°F | 41°F | |
| Feb 19 | 38°F | 41°F | |
| Feb 20 | 38°F | 41°F | |
| Feb 21 | 40°F | 41°F | |
| Feb 22 | 40°F | 41°F | |
| Feb 23 | 40°F | 41°F | |
| Feb 24 | 41°F | 40°F | |
| Feb 25 | 41°F | 40°F | |
| Feb 26 | 41°F | 40°F | |
| Feb 27 | 41°F | 40°F | |
| Feb 28 | 41°F | 40°F | |
| Mar 1 | 48°F | 40°F | |
| Mar 2 | 48°F | 41°F | |
| Mar 3 | 48°F | 41°F |
Water Temperature Ranges in Lake Sammamish by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 37°F | 41°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 41°F | 46°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 48°F | 52°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 50°F | 54°F | 59°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 61°F | 65°F | 70°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 66°F | 70°F | 75°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 79°F | 84°F | 88°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 77°F | 82°F | 86°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 70°F | 75°F | 79°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 59°F | 64°F | 68°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 53°F | 57°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 44°F | 48°F |
Monthly Water Temperature Histogram for Lake Sammamish
Known Beaches in the Area of Lake Sammamish?
Pine Lake Park
Pine Lake Park is a 3-stars pebble beach, located in a 5 km (3 miles) radius of Lake Sammamish. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés.
Lake Sammamish State Park
Lake Sammamish State Park is a 3-stars sandy beach, located in a 6 km (4 miles) radius of Lake Sammamish. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Lake Sammamish State Park Playground
Lake Sammamish State Park Playground is a 2-stars sandy beach, located in a 6 km (4 miles) radius of Lake Sammamish. There is parking. There are restrooms.
Newcastle Beach Park
Newcastle Beach Park is a 4-stars sandy beach, located in a 8 km (5 miles) radius of Lake Sammamish. There are lifeguards on the beach. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Enatai Beach Park
Enatai Beach Park is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Lake Sammamish. There is parking.
Chesterfield Beach Park
Chesterfield Beach Park is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Lake Sammamish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Meydenbauer Bay Park
Meydenbauer Bay Park is a 5-stars sandy beach, located in a 9 km (6 miles) radius of Lake Sammamish. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Meydenbauer Bay Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Chism Beach Park
Chism Beach Park is a 4-stars sandy beach, located in a 9 km (6 miles) radius of Lake Sammamish. There are lifeguards on the beach. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Clyde Beach Park
Clyde Beach Park is a 4-stars sandy beach, located in a 9 km (6 miles) radius of Lake Sammamish. There are lifeguards on the beach. There is parking. There are restrooms. Clyde Beach Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Mercer Island Parks & Recreation
Mercer Island Parks & Recreation is a 2-stars sandy beach, located in a 10 km (6 miles) radius of Lake Sammamish. There are restrooms. Mercer Island Parks & Recreation is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Luther Burbank Park
Luther Burbank Park is a 3-stars sandy beach, located in a 10 km (6 miles) radius of Lake Sammamish. There is parking. There are restrooms. Luther Burbank Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Lake Sammamish Weather
FEBRUARY 23
50°F / 55°F
moderate rainrain: 94% | wind: 14 mph
FEBRUARY 24
45°F / 54°F
moderate rain showersrain: 94% | wind: 16 mph
FEBRUARY 25
45°F / 52°F
moderate rain showersrain: 96% | wind: 16 mph
FEBRUARY 26
45°F / 64°F
moderate drizzlerain: 79% | wind: 6 mph
FEBRUARY 27
37°F / 66°F
mainly clearrain: 27% | wind: 4 mph
FEBRUARY 28
41°F / 63°F
overcastrain: 24% | wind: 4 mph
Water Temperature in Lake Sammamish: General Trends and Swimming Opportunities
Lake Sammamish is located in the state of Washington, in the county of King, at an elevation of 22 feet (7 meters) above sea level.
Lake Sammamish is a medium lake. Its surface area is 7.6 sq mi (19.6 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.
The water temperature in Lake Sammamish varies throughout the year, ranging from 32°F (0°C) in January to 88°F (31°C) in July. The average annual water temperature of the lake is 59°F (15°C). The months when the average water temperature in Lake Sammamish exceeds 68 degrees Fahrenheit (20°C) are June, July, August and September.
The nearest cities ans towns to Lake Sammamish are: West Lake Sammamish, Sammamish, City of Sammamish, Eastgate, Wilburton, Newport, Klahanie, Bellevue, Redmond, Newcastle in Washington.
Geographical Location of Lake Sammamish
Nearby Lakes
Frequently Asked Questions About Lake Sammamish and its Water Temperatures
What is the current water temperature in Lake Sammamish?
The water temperature today in Lake Sammamish is 40°F (4.3°C).
What is the water temperature in Lake Sammamish during the summer months?
The average water temperature in Lake Sammamish during the summer months is typically between 70°F to 84°F (21°C to 29°C), and it can reach up to 88°F (31°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Lake Sammamish in May?
The average water temperature in Lake Sammamish in May ranges from 61°F to 70°F (16°C to 21°C).
What is the water temperature in Lake Sammamish in September?
The average water temperature in Lake Sammamish in September is typically between 70°F to 79°F (21°C to 26°C).
Where is Lake Sammamish located?
Lake Sammamish is located in the United States in the state of Washington, in the county of King, at an elevation of 22 feet (7 meters) above sea level. The surface area of the lake is 7.582 sq mi (19.64 sq km).
Is it possible to swim in Lake Sammamish and what are the possibilities for this?
Yes, it is possible to swim in Lake Sammamish, Washington. Public access for swimming is provided at Lake Sammamish State Park which includes two swimming beaches.
What are the coordinates of Lake Sammamish?
Lake Sammamish is located at coordinates 47.6050°N 122.0950°W.
Is Lake Lake Sammamish a popular vacation spot among Americans?
Lake Sammamish is among the top 1,000 most popular lakes in the United States, which is impressive considering there are tens of thousands of lakes in the country.
What species of fish can be found in Lake Sammamish?
Lake Sammamish is home to fish species such as Largemouth bass (best caught in Spring, Fall), Smallmouth bass (Spring, Fall), Yellow perch (Spring, Winter), Black crappie (Spring, Fall), Brown bullhead (Spring, Summer, Fall), Rainbow trout (Spring, Fall), Cutthroat trout (Spring, Fall), Chinook salmon (Summer, Fall).