Search for cities, countries, lakes and rivers
Port Townsend
Water Temperature in the Salish Sea in Port Townsend, Washington: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Port Townsend in Washington, 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 Water Temperature in Port Townsend
43°F
TODAY
44°F
YESTERDAY
45°F
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Salish Sea in Port Townsend is 6.9°F. This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.
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 for Salish Sea in Port Townsend Over the Last 30 Days
The water temperature in Port Townsend today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.
According to our forecast, the sea temperature in Port Townsend will remain nearly unchanged in the coming days, its value will be 46°F.
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 across United States to enhance accuracy.
Water temperature data for Port Townsend and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| Feb 15 | 45°F | 46°F | |
| Feb 16 | 45°F | 45°F | |
| Feb 17 | 45°F | 46°F | |
| Feb 18 | 44°F | 46°F | |
| Feb 19 | 45°F | 45°F | |
| Feb 20 | 44°F | 47°F | |
| Feb 21 | 44°F | 46°F | |
| Feb 22 | 44°F | 47°F | |
| Feb 23 | 46 | 44°F | |
| Feb 24 | 46 | 44°F | |
| Feb 25 | 46 | 44°F | |
| Feb 26 | 48 | 45°F | |
| Feb 27 | 48 | 45°F | |
| Feb 28 | 46 | 45°F | |
| Mar 1 | 47 | 45°F | |
| Mar 2 | 46 | 46°F |
Sea Temperature in Port Townsend Throughout the Year
Throughout the year, the sea temperature in Port Townsend never exceeds 64°F (18°C).
Below is the annual chart of sea temperature changes in the Salish Sea in Port Townsend.
January
| Minimum | Average | Maximum |
|---|---|---|
| 45°F | 48°F | 52°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 45°F | 48°F | 52°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 47°F | 52°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 45°F | 49°F | 54°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 53°F | 59°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 54°F | 59°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 54°F | 59°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 50°F | 55°F | 59°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 54°F | 59°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 53°F | 57°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 51°F | 55°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 47°F | 52°F |
Monthly Water Temperature Histogram for Salish Sea in Port Townsend
You can explore detailed data on how the water temperature in Port Townsend varies each month:
What Beaches Are There In and Around Port Townsend?
Downtown Port Townsend Business District
Downtown Port Townsend Business District is a 2-stars sandy beach, is located directly in Port Townsend. There is parking. There are cafés.
Northwest Maritime Center
Northwest Maritime Center is a 5-stars sandy beach, is located directly in Port Townsend. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Northwest Maritime Center is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
J.B. Pope Marina Park
J.B. Pope Marina Park is a 3-stars sandy beach, is located directly in Port Townsend. There is parking. There are restrooms. There are cafés. J.B. Pope Marina Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Chetzemoka Park
Chetzemoka Park is a 3-stars sandy beach, is located directly in Port Townsend. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Fort Worden State Park
Fort Worden State Park is a 3-stars sandy beach, located in a 2 km (1 miles) radius of Port Townsend. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Fort Worden State Park Beach Campground
Fort Worden State Park Beach Campground is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Port Townsend. There is parking. There are restrooms. Fort Worden State Park Beach Campground is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.
North Beach County Park
North Beach County Park is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Port Townsend. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Upper Camp Area
Upper Camp Area is a 2-stars sandy beach, located in a 4 km (2 miles) radius of Port Townsend. There is parking. There are restrooms.
Lower Camp Area
Lower Camp Area is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Port Townsend. There is parking. There are restrooms. There are cafés.
Old Fort Townsend State Park
Old Fort Townsend State Park is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Port Townsend. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Fort Flagler State Park
Fort Flagler State Park is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Port Townsend. There is parking. There are restrooms. Fort Flagler State Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Fort Townsend | Historical State Park
Fort Townsend | Historical State Park is a 1-stars sandy beach, located in a 5 km (3 miles) radius of Port Townsend.
Larry Scott Memorial Trail
Larry Scott Memorial Trail is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Port Townsend. There is parking. There are restrooms.
West Fort Flagler Bridge
West Fort Flagler Bridge is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Port Townsend. There is parking. West Fort Flagler Bridge is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Mats Mats Bay Boat Launch
Mats Mats Bay Boat Launch is a 3-stars sandy beach, located in a 6 km (4 miles) radius of Port Townsend. There are restrooms. Mats Mats Bay Boat Launch is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Mccurdy Point
Mccurdy Point is a 1-stars sandy beach, located in a 6 km (4 miles) radius of Port Townsend.
Cape George
Cape George is a 2-stars sandy beach, located in a 6 km (4 miles) radius of Port Townsend. There is parking. Cape George is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Irondale Beach County Park
Irondale Beach County Park is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Port Townsend. There is parking. There are restrooms.
Mystery Bay State Park
Mystery Bay State Park is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Port Townsend. There is parking. There are restrooms. Mystery Bay State Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.
East Beach County Park
East Beach County Park is a 4-stars sandy beach, located in a 8 km (5 miles) radius of Port Townsend. There is parking. There are restrooms. East Beach County Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Port Townsend Weather
FEBRUARY 23
46°F / 54°F
light rainhumidity: 84% | wind: 4 mph
FEBRUARY 24
45°F / 48°F
light rainhumidity: 87% | wind: 6 mph
FEBRUARY 25
39°F / 50°F
overcast clouds: 85-100%humidity: 82% | wind: 1 mph
FEBRUARY 26
43°F / 52°F
broken clouds: 51-84%humidity: 74% | wind: 1 mph
Sea Temperature in the Salish Sea in Port Townsend: General Trends and Swimming Opportunities
The coastal area of Washington State, U.S., experiences a marine oceanic climate, characterized by cool, wet winters and mild, relatively dry summers. The region receives significant rainfall throughout the year, with November typically being the wettest month, while July and August are the driest and warmest.
Port Townsend is located in North America in the Northern Hemisphere at a latitude of 48 degrees, along the shores of the Salish Sea. Port Townsend lies within the Washington in United States.
The average annual daytime air temperature in Port Townsend is 61°F (16°C), with the average nighttime temperature being 45°F (7°C). The highest average daily temperature occurs in August, reaching 77°F (25°C), while the lowest is in December at 45°F (7°C). As for nighttime temperatures, the minimum average temperature of 35°F (2°C) is recorded in December, and the maximum is in July, reaching 55°F (13°C).
According to historical data, Port Townsend experiences 153 rainy days per year, which accounts for 42 percent of all days in the year. On average, there are 13 rainy days each month. The wettest month is November, with 19 rainy days and 6.1 inches (156 mm) of precipitation, while the driest month is July, which typically has 5 rainy days and only 0.8 inches (20 mm) of precipitation.
The average annual water temperature in Salish Sea in Port Townsend is 52°F (11°C). In March, the water reaches its lowest point of the year at 43°F (6°C), while in May, it peaks at 59°F (15°C). In Port Townsend, the water temperature in the Salish Sea never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Port Townsend
Nearby Cities
Frequently Asked Questions About Port Townsend and its Water Temperatures
What is the current sea temperature in Port Townsend?
The water temperature today in the Salish Sea in Port Townsend is 43°F (6.3°C).
In which months is the water temperature in Port Townsend comfortable for swimming?
It cannot be guaranteed that the water temperature in Port Townsend will be comfortable for swimming in any month of the year.
What is the water temperature in Port Townsend during the winter?
The water temperature in the Salish Sea in Port Townsend during the winter ranges from 43°F to 52°F (6°C to 11°C).
What is the water temperature in Port Townsend during the spring?
The water temperature in the Salish Sea in Port Townsend during the spring ranges from 43°F to 59°F (6°C to 15°C).
What is the water temperature in Port Townsend during the summer?
The water temperature in the Salish Sea in Port Townsend during the summer ranges from 48°F to 59°F (9°C to 15°C).
What is the water temperature in Port Townsend during the fall?
The water temperature in the Salish Sea in Port Townsend during the fall ranges from 46°F to 59°F (8°C to 15°C).
Is it possible to swim in the sea in Port Townsend at any time of the year?
In Port Townsend, the Salish Sea is quite cold, and swimming is almost impossible as the water temperature never reaches 70°F (21°C).
What sea temperatures can I expect in Port Townsend in the next month?
In March, the water temperature in the Salish Sea in Port Townsend will range between 43°F (6°C) and 52°F (11°C)