WAC 51-11R-60100
WAC 51-11R-60100. Table RC-1 — Outdoor design temperatures for Washington
TABLE RC-1
OUTDOOR DESIGN TEMPERATURES
Location Outdoor Design Temp Heating (°F) Outdoor Design Temp Cooling (°F) Aberdeen 20NNE 25 83 Anacortes 24 72 Anatone -4 89 Auburn 25 84 Battleground 19 91 Bellevue 24 83 Bellingham 2N 19 78 Blaine 17 73 Bremerton 29 83 Burlington 19 77 Chehalis 21 87 Chelan 10 89 Cheney 4 94 Chesaw -11 81 Clarkston 10 94 Cle Elum 1 91 Colfax 1NW 2 94 Colville AP -2 92 Concrete 19 83 Connell 4NNW 6 100 Cougar 5E 25 93 Dallesport AP 14 99 Darrington RS 13 85 Davenport 5 92 Edmonds 24 82 Ellensburg AP 2 90 Elma 24 88 Ephrata AP 7 97 Everett Paine AFB 21 79 Forks 1E 23 81 Glacier RS 13 82 Glenoma (Kosmos) 18 89 Goldendale 7 94 Grays River Hatchery 24 86 Greenwater 1.4 84 Grotto 21 84 Hoquiam AP 26 79 Inchelium 2NW 0 92 John Day Dam 19 100 Kent 21 85 Kirkland 17 83 La Grande 23 88 Leavenworth -3 93 Little Goose Dam 22 101 Long Beach 3NNE 25 77 Longview 24 87 Lower Granite Dam 14 98 Lower Monument Dam 18 103 Marysville 23 79 Metaline Falls -1 89 Methow 2W 1 89 Nespelem 2S -4 93 Newhalem 19 89 Newport -5 92 Northport 2 92 Oak Harbor 16 74 Odessa 7 100 Olga 2SE 24 71 Olympia AP 17 85 Omak 2NW 3 90 Oroville 5 93 Othello 9 98 Packwood 16 90 Plain -3 89 Pleasant View 16 98 Pomeroy 3 95 Port Angeles 28 75 Port Townsend 25 76 Prosser 12 97 Puyallup 19 86 Quilcene 2SW 23 83 Quinault RS 25 84 Rainier, Longmire 15 85 Paradise RS 8 71 Raymond 28 81 Redmond 17 83 Republic -9 87 Richland 11 101 Ritzville 6 99 Satus Pass 10 90 Seattle: SeaTac AP 24 83 Sedro Woolley 1E 19 78 Sequim 23 78 Shelton 23 85 Smyrna 8 102 Snohomish 21 81 Snoqualmie Pass 6 80 Spokane AP 4 92 Spokane CO 10 96 Stampede Pass 7 76 Stehekin 3NW 12 85 Stevens Pass 6 77 Tacoma CO 29 82 Tatoosh Island 31 63 Toledo AP 17 84 Vancouver 22 88 Vashon Island 28 78 Walla Walla AP 6 96 Waterville 1 88 Wellpinit 1 93 Wenatchee CO 10 92 Whidbey Island 11 71 Willapa Harbor 26 81 Wilson Creek 3 96 Winthrop 1WSW -12 91 Yakima AP 11 94
Location
Outdoor
Design Temp Heating (°F)
Outdoor
Design Temp Cooling (°F)
Aberdeen 20NNE
25
83
Anacortes
24
72
Anatone
-4
89
Auburn
25
84
Battleground
19
91
Bellevue
24
83
Bellingham 2N
19
78
Blaine
17
73
Bremerton
29
83
Burlington
19
77
Chehalis
21
87
Chelan
10
89
Cheney
4
94
Chesaw
-11
81
Clarkston
10
94
Cle Elum
1
91
Colfax 1NW
2
94
Colville AP
-2
92
Concrete
19
83
Connell 4NNW
6
100
Cougar 5E
25
93
Dallesport AP
14
99
Darrington RS
13
85
Davenport
5
92
Edmonds
24
82
Ellensburg AP
2
90
Elma
24
88
Ephrata AP
7
97
Everett Paine AFB
21
79
Forks 1E
23
81
Glacier RS
13
82
Glenoma (Kosmos)
18
89
Goldendale
7
94
Grays River Hatchery
24
86
Greenwater
1.4
84
Grotto
21
84
Hoquiam AP
26
79
Inchelium 2NW
0
92
John Day Dam
19
100
Kent
21
85
Kirkland
17
83
La Grande
23
88
Leavenworth
-3
93
Little Goose Dam
22
101
Long Beach 3NNE
25
77
Longview
24
87
Lower Granite Dam
14
98
Lower Monument Dam
18
103
Marysville
23
79
Metaline Falls
-1
89
Methow 2W
1
89
Nespelem 2S
-4
93
Newhalem
19
89
Newport
-5
92
Northport
2
92
Oak Harbor
16
74
Odessa
7
100
Olga 2SE
24
71
Olympia AP
17
85
Omak 2NW
3
90
Oroville
5
93
Othello
9
98
Packwood
16
90
Plain
-3
89
Pleasant View
16
98
Pomeroy
3
95
Port Angeles
28
75
Port Townsend
25
76
Prosser
12
97
Puyallup
19
86
Quilcene 2SW
23
83
Quinault RS
25
84
Rainier, Longmire
15
85
Paradise RS
8
71
Raymond
28
81
Redmond
17
83
Republic
-9
87
Richland
11
101
Ritzville
6
99
Satus Pass
10
90
Seattle: SeaTac AP
24
83
Sedro Woolley 1E
19
78
Sequim
23
78
Shelton
23
85
Smyrna
8
102
Snohomish
21
81
Snoqualmie Pass
6
80
Spokane AP
4
92
Spokane CO
10
96
Stampede Pass
7
76
Stehekin 3NW
12
85
Stevens Pass
6
77
Tacoma CO
29
82
Tatoosh Island
31
63
Toledo AP
17
84
Vancouver
22
88
Vashon Island
28
78
Walla Walla AP
6
96
Waterville
1
88
Wellpinit
1
93
Wenatchee CO
10
92
Whidbey Island
11
71
Willapa Harbor
26
81
Wilson Creek
3
96
Winthrop 1WSW
-12
91
Yakima AP
11
94
ABBREVIATIONS:
AFB Air Force Base
AP Airport
CO City Office
RS Ranger Station
Typical: "4(miles)NE"