Heating and Wind Design Conditions for Oregon

City Lat. Long. Elev. Std. Pres. Heating Dry Bulb, °F Extreme Wind Speed, mph Coldest Month WS / MCDB MCWS / MCWD to DB Annual Extreme Daily
0.4% 1% 99.6% 0.4% Mean DB Std. DB
°N °W Feet psia 99.6% 99% 1% 2.5% 5% WS MCDB WS MCDB MCWS PWD MCWS PWD Max Min Max Min
Astoria 46.15 123.88 23 14.683 25 29 25 22 19 29 51 24 49 8 90 12 320 87 20 4.5 6.1
Eugene 44.12 123.22 374 14.498 21 26 20 18 16 22 46 19 45 8 360 12 360 99 16 3.7 7.9
Hillsboro 45.53 122.95 203 14.588 19 24 19 17 15 23 26 19 34 8 60 9 360 100 15 3.8 6.3
Klamath Falls 42.15 121.73 4091 12.649 4 10 25 22 19 28 39 23 33 6 320 9 320 97 -4 4.1 8.6
Meacham 45.52 118.40 4055 12.666 -9 0 12 10 9 13 33 11 33 1 130 5 360 93 -21 4.7 12.2
Medford 42.37 122.87 1329 14.003 21 24 19 16 13 20 51 15 50 3 130 9 290 104 15 3.4 6.4
North Bend 43.42 124.25 13 14.688 30 32 25 23 20 23 51 20 50 7 140 14 340 82 24 4.0 5.5
Pendleton 45.68 118.85 1496 13.918 3 11 28 24 20 27 44 23 42 6 140 9 310 102 -1 3.6 11.2
Portland 45.60 122.60 39 14.675 22 27 25 21 18 28 37 25 39 13 120 11 340 99 18 4.4 6.0
Redmond 44.25 121.15 3077 13.133 1 9 20 17 16 20 42 18 41 6 320 11 340 98 -7 3.2 10.2
Salem 44.92 123.00 200 14.589 20 25 23 19 17 25 46 22 46 6 350 10 360 100 14 3.3 6.6
Sexton Summit 42.62 123.37 3842 12.767 21 24 24 22 19 27 37 24 38 9 120 6 340 89 16 4.9 8.5