June weather forecastPort Townsend, WA

June
Weather in June
With the advent of summer in June, temperatures in Port Townsend continue their upward trajectory, averaging a high of 62.8°F (17.1°C). The relative humidity dips, maintaining a comfortable balance between heat and moisture. Celebrations of the summer solstice are in full swing, with locals and tourists alike partake in outdoor festivities. The summer's onset in June showcases the sunniest and driest part of the year, drawing everyone outdoors.Temperature
In June, Port Townsend notes an average high-temperature of a comfortable 62.8°F (17.1°C), hardly different from the preceding month. Port Townsend's average low-temperature for the month of June records at a cool 50.9°F (10.5°C).Humidity
The average relative humidity in June is 78%.Rainfall
In June, the rain falls for 13.1 days. Throughout June, 1.18" (30mm) of precipitation is accumulated. Throughout the year, there are 180.3 rainfall days, and 21.85" (555mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Ocean temperature
In Port Townsend, in June, the average water temperature is 47.3°F (8.5°C).Note: To swim in 47.3°F (8.5°C) at less than 50°F (10°C), ensure you're well-protected. Without it, be prepared for a sudden jolt of cold and breathing issues. Remember, even 55.4°F (13°C) is not welcoming.
Daylight
The month with the longest days is June, with an average of 16h and 0min of daylight.On the first day of June, sunrise is at 5:14 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 9:14 pm PDT.
Sunshine
The average sunshine in June in Port Townsend is 10h.UV index
In June, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 4 during June translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Port Townsend, WA
- Average high temperature in June: 62.8°F
The warmest month (with the highest average high temperature) is August (67.8°F).
The month with the lowest average high temperature is December (43°F).
- Average low temperature in June: 50.9°F
The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is February (37.4°F).
Average pressure in June
Port Townsend, WA
- Average pressure in June: 30.03"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.01"Hg).
Average wind speed in June
Port Townsend, WA
- Average wind speed in June: 4.4mph
The windiest month (with the highest average wind speed) is November (7.4mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in June
Port Townsend, WA
- Average humidity in June: 78%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (75%).
Average rainfall in June
Port Townsend, WA
- Average rainfall in June: 1.18"
The wettest month (with the highest rainfall) is November (2.91").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in June
Port Townsend, WA
- Average rainfall days in June: 13.1 days
The month with the highest number of rainy days is March (20.7 days).
The month with the least rainy days is August (6.6 days).
Average snowfall in June
Port Townsend, WA
- Average snowfall in June: 0"
The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in June
Port Townsend, WA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in June
Port Townsend, WA
- Average sea temperature in June: 47.2°F
The best month for swimming (with the highest average sea temperature) is August (53°F).
The coldest month (with the lowest average sea temperature) is February (45°F).
Average daylight in June /
Average sunshine in June
Port Townsend, WA
- Average daylight in June: 16h and 0min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in June: 10h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in June
Port Townsend, WA
- Average sunshine days in June: 14.9 days
The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is March (8.2 days).
Average UV index in June
Port Townsend, WA
- Average UV index in June: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in June
Port Townsend, WA
- Average cloud cover in June: 37
The months with the most cloud cover are January, February and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in June
Port Townsend, WA
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





