Port Townsend weather live forecast

Today's maximum temperature in Port Townsend is expected to be 20°C. Select a day from the live weather forecast for Port Townsend, Washington State, USA for more weather parameters.

Thursday
27th Aug
20

13

5

4
Friday
28th Aug
19

12

4

4
Saturday
29th Aug
17

11

7

4
Sunday
30th Aug
18

11

11

3
Monday
31st Aug
19

10

2

5

5-day weather forecast updated at 04:03 on Thursday 27th August 2026 GMT

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The 5-day weather forecast for Washington State (Port Townsend) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Port Townsend weather forecast by day

Below are the detailed weather forecasts for Port Townsend for the next 5 days.

Port Townsend weather for Thursday 27th August 2026

Expect mostly cloudy with light rain in Port Townsend, Washington State with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a light breeze of 11 kph from the south.

20
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
4
UV index (Moderate)
37
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Port Townsend weather for Friday 28th August 2026

Expect mostly cloudy with light rain in Port Townsend, Washington State with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 67% chance of some rain and a light breeze of 9 kph from the west.

19
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
4
UV index (Moderate)
67
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
9
kph wind from W

Port Townsend weather for Saturday 29th August 2026

Expect sunshine and showers in Port Townsend, Washington State with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 44% chance of some rain and little or no wind of 6 kph from the west.

17
°C maximum temperature
11
°C minimum temperature
sunshine and showers
7
hours of sunshine
4
UV index (Moderate)
44
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
6
kph wind from W

Port Townsend weather for Sunday 30th August 2026

Expect scattered clouds in Port Townsend, Washington State with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

18
°C maximum temperature
11
°C minimum temperature
scattered clouds
11
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from NW

Port Townsend weather for Monday 31st August 2026

Expect broken clouds in Port Townsend, Washington State with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.