Average Temperatures for Washington in June





Average temperatures for June at cities and other locations throughout Washington are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Olympic Peninsula & West Coast, San Juan Islands & Puget Sound, Cascade Mountains and Eastern Washington.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Olympic Peninsula & West Coast

Average June temperatures
High °F Low °F Place High °C Low °C
65 51 Aberdeen 18 11
67 47 Clearwater 20 8
68 47 Forks 20 8
68 48 Friday Harbor, San Juan Island 20 9
76 45 Grayland 24 7
62 49 Long Beach 17 9
63 51 Port Angeles 17 11

San Juan Islands, Puget Sound & South

Average daily temperatures in June
High °F Low °F Place High °C Low °C
70 52 Anacortes 21 11
68 52 Bellingham 20 11
70 51 Bremerton 21 11
71 49 Centralia 22 10
66 51 Everett 19 11
73 50 Longview 23 10
69 51 Mount Vernon 20 10
80 56 Oak Harbor, Whidbey Island 26 13
65 51 Olga, Orcas Island 18 11
71 47 Olympia 22 9
68 51 Port Townsend 20 11
71 53 Seattle 22 12
72 49 Shelton 22 9
71 53 Tacoma 22 12
71 49 Vancouver 22 9

Cascade Mountains

June temperatures: daily averages
High °F Low °F Place High °C Low °C
68 47 Baker Lake Dam 20 8
69 48 Baring 21 9
71 50 Darrington 22 10
74 45 Mt Adams Ranger Station 23 7
54 37 Mt Rainier Paradise Ranger Station 12 3
67 48 Mud Mountain Lake Dam 20 9
70 50 Ross Dam 21 10
60 43 Stampede Pass 15 6

Eastern Washington State

Average June temperatures
High °F Low °F Place High °C Low °C
72 48 Boundary Dam 22 9
78 53 Chelan 26 12
78 52 Coulee Dam 25 11
82 56 Kennewick 28 14
77 46 Leavenworth 25 8
80 52 Moses Lake 27 11
73 46 Pullman 23 8
74 51 Spokane 23 10
79 55 Walla Walla 26 13
66 52 Wenatchee 19 11
77 46 Winthrop 25 8
81 50 Yakima 27 10
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Washington Temperatures
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