Oregon weather in August: Statewide normals and every place, NOAA 1991-2020
In August, Oregon's statewide normal high is 82°F and normal low 50°F; normal highs run from 64°F in Newport to 94°F in Cave Junction (NOAA 1991-2020 normals).
- Statewide normal high
- 82°FAugust, 1991-2020
- Statewide normal low
- 50°FAugust, 1991-2020
- Statewide normal precipitation
- 0.47 inAugust
- Warmest place
- 94°Fnormal high, Cave Junction
- Coolest place
- 64°Fnormal high, Newport
Where is Oregon warmest and wettest in August?
Cave Junction has the warmest August afternoons (94°F) and Newport the coolest (64°F). Seaside gets the most precipitation (1.20 in) and Ontario the least (0.12 in).
Statewide, August averaged 66.4°F in 2021, 70.4°F in 2022, 67.7°F in 2023, 65.6°F in 2024, 68.2°F in 2025, 68.4°F in 2026, against a 1991-2020 normal of 65.9°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Portland | 82°F | 59°F | 0.54 | 0.0 |
| Salem | 84°F | 55°F | 0.39 | – |
| Eugene | 84°F | 52°F | 0.39 | – |
| Hillsboro | 82°F | 52°F | 0.48 | – |
| Bend | 83°F | 48°F | 0.35 | 0.0 |
| Beaverton | 82°F | 54°F | – | – |
| Medford | 91°F | 58°F | 0.33 | 0.0 |
| Corvallis | 84°F | 51°F | 0.39 | 0.0 |
| Grants Pass | 91°F | 55°F | 0.26 | 0.0 |
| Oregon City | 84°F | 58°F | 0.56 | – |
| Redmond | 87°F | 47°F | 0.46 | – |
| McMinnville | 83°F | 52°F | 0.36 | – |
| Forest Grove | 82°F | 54°F | 0.51 | 0.0 |
| Roseburg | 86°F | 57°F | 0.23 | – |
| Klamath Falls | 85°F | 47°F | 0.28 | – |
| Ashland | 87°F | 49°F | 0.37 | 0.0 |
| Lebanon | 86°F | 56°F | – | – |
| Hermiston | 91°F | 57°F | 0.17 | – |
| Dallas | 83°F | 52°F | 0.47 | – |
| Pendleton | 88°F | 56°F | 0.31 | 0.0 |
| The Dalles | 89°F | 57°F | 0.19 | 0.0 |
| Coos Bay | 66°F | 50°F | 0.46 | – |
| Troutdale | 81°F | 56°F | 0.70 | – |
| St. Helens | 79°F | 55°F | – | – |
| La Grande | 87°F | 53°F | 0.67 | 0.0 |
| Ontario | 93°F | 59°F | 0.12 | – |
| Prineville | 86°F | 48°F | 0.36 | 0.0 |
| Newport | 64°F | 52°F | 0.74 | 0.0 |
| Cottage Grove | 83°F | 50°F | 0.53 | 0.0 |
| Silverton | 80°F | 56°F | 0.53 | 0.0 |
| Baker City | 88°F | 47°F | 0.43 | – |
| Molalla | 82°F | 56°F | 0.62 | – |
| North Bend | 67°F | 54°F | 0.42 | 0.0 |
| Astoria | 69°F | 54°F | 1.12 | – |
| Florence | 67°F | 49°F | 1.07 | 0.0 |
| Stayton | 81°F | 53°F | 0.70 | – |
| Scappoose | 82°F | 54°F | 0.52 | – |
| Madras | 86°F | 50°F | 0.30 | 0.0 |
| Seaside | 66°F | 54°F | 1.20 | 0.0 |
| Milton-Freewater | 89°F | 62°F | 0.39 | 0.0 |
| Brookings | 66°F | 54°F | 0.67 | – |
| Estacada | 83°F | 54°F | 0.76 | 0.0 |
| Tillamook | 69°F | 50°F | 1.20 | 0.0 |
| Boardman | 90°F | 59°F | 0.18 | 0.0 |
| Coquille | 74°F | 51°F | 0.37 | 0.0 |
| Bandon | 69°F | 53°F | 0.46 | 0.0 |
| Nyssa | 89°F | 59°F | 0.16 | 0.0 |
| Oakridge | 81°F | 50°F | 0.56 | 0.0 |
| Sisters | 85°F | 42°F | 0.60 | – |
| Burns | 87°F | 46°F | 0.25 | – |
| Vernonia | 78°F | 47°F | 0.55 | 0.0 |
| Lakeview | 85°F | 49°F | 0.19 | 0.0 |
| Gold Beach | 69°F | 53°F | 0.46 | 0.0 |
| Union | 87°F | 50°F | 0.46 | 0.0 |
| Cave Junction | 94°F | 49°F | 0.28 | 0.0 |
| Vale | 91°F | 53°F | 0.18 | – |
| Keno | 87°F | 47°F | 0.43 | 0.0 |
| Clatskanie | 76°F | 52°F | 0.67 | 0.0 |
| Elgin | 87°F | 46°F | 0.68 | – |
| John Day | 86°F | 46°F | 0.50 | 0.0 |
| Ruch | 91°F | 51°F | 0.40 | – |
| Sunriver | 83°F | 40°F | 0.55 | – |
| Cascade Locks | 82°F | 57°F | – | – |
| Pilot Rock | 90°F | 52°F | 0.41 | 0.0 |
| Riddle | 89°F | 54°F | 0.28 | 0.0 |
| Drain | 86°F | 51°F | 0.42 | 0.0 |
| Joseph | 80°F | 49°F | 0.70 | 0.0 |
| Aurora | 83°F | 56°F | 0.52 | – |
| Heppner | 86°F | 55°F | 0.28 | 0.0 |
| Port Orford | 68°F | 54°F | 0.56 | – |
| Falls City | 81°F | 50°F | 0.45 | 0.0 |
| Yachats | 65°F | 52°F | 0.91 | 0.0 |
| Lacomb | 82°F | 49°F | 0.61 | 0.0 |
| Wallowa | 88°F | 45°F | 0.78 | 0.0 |
| Prospect | 89°F | 49°F | 0.47 | 0.0 |
| Powers | 80°F | 52°F | 0.32 | 0.0 |
| Condon | 84°F | 52°F | 0.38 | 0.0 |
| Dufur | 88°F | 50°F | 0.24 | 0.0 |
| Arlington | 89°F | 62°F | 0.15 | 0.0 |
| Mapleton | 80°F | 55°F | 0.70 | – |
| Huntington | 93°F | 62°F | 0.25 | – |
| Fossil | 84°F | 45°F | 0.58 | – |
| Scotts Mills | 75°F | 51°F | – | – |
| Moro | 84°F | 53°F | 0.20 | 0.0 |
| Halfway | 89°F | 50°F | 0.32 | 0.0 |
| Silver Lake | 84°F | 43°F | 0.38 | – |
| Langlois | 70°F | 52°F | 0.50 | 0.0 |
| Parkdale | 79°F | 49°F | 0.39 | 0.0 |
| Paisley | 85°F | 47°F | – | – |
| Detroit | 81°F | 56°F | 0.92 | 0.0 |
| Elkton | 85°F | 51°F | 0.35 | – |
| Winchester Bay | 70°F | 52°F | – | – |
| Cloverdale | 70°F | 52°F | 1.12 | 0.0 |
| Richland | 90°F | 52°F | – | – |
| Long Creek | 85°F | 46°F | 0.57 | 0.0 |
| Seneca | 82°F | 35°F | 0.38 | – |
| Mitchell | 83°F | 51°F | 0.46 | – |
| Dayville | 92°F | 53°F | 0.54 | – |
| Alsea | 76°F | 50°F | 0.80 | 0.0 |
| Monument | 94°F | 50°F | 0.58 | – |
| Cascadia | 80°F | 48°F | 0.88 | – |
| Government Camp | 70°F | 48°F | 1.09 | 0.0 |
| Chemult | 82°F | 37°F | 0.64 | – |
| Meacham | 79°F | 40°F | 0.85 | 0.0 |
| Antelope | 87°F | 50°F | 0.34 | 0.0 |
| Alkali Lake | 87°F | 47°F | 0.35 | – |
| Austin (3 mi S) | 83°F | 42°F | 0.71 | – |
| Barnes Station | 88°F | 48°F | 0.44 | 0.0 |
| Belknap Springs (8 mi N) | 82°F | 49°F | 0.84 | 0.0 |
| Bly (4 mi SE) | 86°F | 45°F | 0.28 | – |
| Bonneville Dam | 80°F | 58°F | 0.90 | 0.0 |
| Brothers | 81°F | 43°F | – | – |
| Chiloquin 12 NW (Fort Klamath) | 84°F | 41°F | 0.31 | 0.0 |
| Cougar Dam | 89°F | 58°F | 0.59 | – |
| Crater Lake NPS Headquarters | 69°F | 42°F | 0.83 | 0.0 |
| Dorena | 82°F | 50°F | 0.55 | – |
| Drewsey | 88°F | 46°F | 0.28 | 0.0 |
| Enterprise (20 mi NNE) | 89°F | 44°F | 0.74 | – |
| Fern Ridge-Veneta | 82°F | 52°F | 0.28 | – |
| Fields | 88°F | 56°F | – | – |
| Fort Clatsop National Mem | 71°F | 53°F | – | – |
| Foster Dam | 83°F | 50°F | 0.64 | 0.0 |
| Gerber Dam | 84°F | 47°F | – | – |
| Grizzly | 83°F | 41°F | 0.42 | 0.0 |
| Hart Mountain Refuge | 83°F | 46°F | 0.44 | – |
| Headworks Portland Water B | 78°F | 54°F | 1.20 | 0.0 |
| Honeyman State Park | 67°F | 51°F | 0.76 | – |
| Hood River Experiment Station | 82°F | 55°F | 0.24 | 0.0 |
| Howard Prairie Dam | 79°F | 46°F | 0.39 | 0.0 |
| Idleyld Park (4 mi NE) | 84°F | 50°F | 0.54 | 0.0 |
| Illahe | 91°F | 52°F | – | – |
| Kent | 86°F | 52°F | – | – |
| Laurel Mountain | 72°F | 51°F | 1.28 | – |
| Leaburg (1 mi SW) | 84°F | 51°F | 0.62 | 0.0 |
| Lemolo Lake (3 mi NNW) | 79°F | 47°F | 0.73 | 0.0 |
| Lookout Point Dam | 80°F | 55°F | 0.56 | 0.0 |
| Lost Creek Dam | 91°F | 51°F | 0.33 | 0.0 |
| Malheur Branch Experiment Station | 92°F | 57°F | 0.20 | 0.0 |
| Malheur Refuge Headquarters | 83°F | 48°F | 0.37 | – |
| Marion Forks Fish Hatchery | 82°F | 46°F | 0.66 | 0.0 |
| McDermitt (26 mi N) | 92°F | 50°F | 0.20 | – |
| McKenzie River Ranger Station | 86°F | 49°F | 0.93 | – |
| McNary Dam #2 | 88°F | 61°F | 0.25 | – |
| Nature Park-Beaverton | 82°F | 57°F | 0.46 | – |
| North Willamette Experiment Station | 82°F | 55°F | 0.53 | – |
| O O Ranch | 85°F | 43°F | – | – |
| Odell Lake-East | 74°F | 42°F | 0.45 | 0.0 |
| Otis (2 mi NE) | 72°F | 52°F | 1.40 | 0.0 |
| Owyhee Dam | 93°F | 53°F | 0.21 | 0.0 |
| Paulina | 87°F | 42°F | – | – |
| Pelton Dam | 91°F | 53°F | 0.29 | – |
| Portland Troutdale Airport | 82°F | 57°F | 0.63 | – |
| Rex (1 mi S) | 81°F | 56°F | 0.55 | 0.0 |
| Riley (10 mi WSW) | 84°F | 48°F | 0.22 | – |
| Riverside (7 mi SSW) | 91°F | 45°F | – | – |
| Rockville (5 mi N) | 89°F | 48°F | – | – |
| Rome (2 mi NW) | 92°F | 47°F | 0.21 | – |
| Rome St Airport | 92°F | 51°F | 0.20 | – |
| Santiam Junction | 77°F | 42°F | 0.77 | – |
| Sexton Summit | 77°F | 54°F | 0.28 | – |
| Sheaville (1 mi SE) | 89°F | 53°F | 0.28 | – |
| Silver Creek Falls | 76°F | 50°F | 0.80 | – |
| Squaw Butte-Northern Great Bas | 82°F | 52°F | 0.37 | – |
| Summer Lake (1 mi S) | 89°F | 47°F | 0.42 | 0.0 |
| The Poplars | 83°F | 43°F | 0.46 | 0.0 |
| Three Lynx | 79°F | 52°F | 0.70 | 0.0 |
| Toketee Falls | 85°F | 51°F | 0.72 | 0.0 |
| Westfall | 90°F | 55°F | 0.45 | – |
| Wickiup Dam | 82°F | 46°F | 0.59 | 0.0 |
| Winchester | 86°F | 54°F | 0.30 | – |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.