We looked through all the recent weather and climate data to find the warmest cities in Oregon both in the summer and the winter so you can stay warm throughout the whole year. Oregon is known for its lush forests, rainy weather, and scenic mountains, but there are several cities in the state where you can find warmer weather.

Whether you’re seeking sunshine, mild winters, or warm summer days, these cities rank among the warmest places in Oregon.

Methodology

To determine the warmest cities in Oregon, we considered cities with the highest average annual temperatures as well as their average high temperatures during the winter and summer months. The data was gathered from multiple reputable sources, including climate and weather databases such as NOAA (National Oceanic and Atmospheric Administration) and Weather.com, as well as local government climate records where available. These sources provide long-term climate averages, which give a more accurate picture of a city’s typical weather patterns over the years.

• Average Winter High Temperature: We looked at the typical high temperatures in the coldest months (December to February) to assess winter warmth.
• Average Annual Temperature: This data reflects the overall yearly average temperature, which includes both daytime highs and nighttime lows.
• Average Summer High Temperature: This represents the average high temperature during the warmest months (June to August) to determine how hot these cities get during summer.

By analyzing this data, we identified cities that consistently rank among the warmest places in Oregon. This list highlights cities with warm year-round temperatures and mild winters, making them ideal for those who prefer a warmer climate in the state.

The 8 Warmest Cities in Oregon

8. Hermiston

Average Summer High Temperature: 89°F
Average Annual Temperature: 52°F
Average Winter High Temperature: 41°F
Location: Check on Google Maps

Located in northeastern Oregon, Hermiston is known for its hot summers, where temperatures often reach the upper 80s to low 90s. Even in winter, Hermiston remains milder than many nearby areas, making it one of the warmest cities in Oregon. The city is also famous for its watermelon harvests, which thrive in the warm climate. When visiting, you can enjoy outdoor activities at Butte Park, or head to the Columbia River for boating and fishing.

7. Klamath Falls

Average Summer High Temperature: 85°F
Average Annual Temperature: 53°F
Average Winter High Temperature: 43°F
Location: Check on Google Maps

Klamath Falls is located in southern Oregon near the California border. Known for its high desert climate, the city enjoys warm, dry summers and relatively mild winters, making it one of the warmest places in Oregon. While winter can bring some snow, the area generally sees higher winter temperatures compared to much of the state. Outdoor enthusiasts can explore Crater Lake National Park, or go bird-watching at the Klamath Basin National Wildlife Refuge, which attracts thousands of migrating birds each year.

6. The Dalles

Average Summer High Temperature: 88°F
Average Annual Temperature: 54°F
Average Winter High Temperature: 42°F
Location: Check on Google Maps

Situated along the Columbia River Gorge, The Dalles has a warmer and drier climate compared to the western part of Oregon. With hot summers and relatively mild winters, The Dalles stands out as one of the warmest cities in Oregon. Summers here can get quite hot, often hitting the high 80s. The historic town offers visitors a chance to explore the Fort Dalles Museum, or enjoy breathtaking views and local wildlife at the Columbia Gorge Discovery Center.

5. Ashland

Average Summer High Temperature: 90°F
Average Annual Temperature: 54°F
Average Winter High Temperature: 45°F
Location: Check on Google Maps

Ashland, located near the California border, is known for its warm climate and charming small-town atmosphere. With summers frequently reaching the 90s and mild winters, Ashland is one of the warmest cities in Oregon. In addition to enjoying the warm weather, visitors flock to Ashland for its famous Oregon Shakespeare Festival, which runs throughout much of the year. Lithia Park, with its 90 acres of landscaped gardens, is also a popular spot for leisurely strolls and picnics.

4. Roseburg

Average Summer High Temperature: 84°F
Average Annual Temperature: 55°F
Average Winter High Temperature: 46°F 
Location: Check on Google Maps

Roseburg, nestled in the Umpqua River Valley, benefits from a sheltered location that helps keep temperatures warmer year-round. Summers are warm, with temperatures often reaching the mid-80s, and winters are mild, making Roseburg one of the warmest places in Oregon. Nature lovers will appreciate the proximity to the Umpqua National Forest, where you can hike, fish, or explore beautiful waterfalls like Toketee Falls. Roseburg also has several wineries, making it a great spot for wine enthusiasts.

3. Grants Pass

Average Summer High Temperature: 90°F
Average Annual Temperature: 57°F
Average Winter High Temperature: 48°F
Location: Check on Google Maps

Grants Pass is known for its Mediterranean-like climate, with hot summers and mild winters. The city regularly sees summer temperatures soar into the 90s, making it one of the warmest cities in Oregon. Situated along the Rogue River, Grants Pass offers plenty of opportunities for outdoor activities, including rafting, fishing, and hiking. The city’s downtown area is also a hub of activity, with shops, cafes, and a thriving art scene.

2. Pendleton

Average Summer High Temperature: 88°F
Average Annual Temperature: 57°F
Average Winter High Temperature: 47°F
Location: Check on Google Maps

Pendleton, located in northeastern Oregon, experiences a warm, semi-arid climate that makes it one of the warmest cities in Oregon. Summers are long and hot, with temperatures often reaching the upper 80s. Winters are milder than in other parts of the state, contributing to Pendleton’s warm reputation. Pendleton is famous for the Pendleton Round-Up, one of the largest rodeos in the country, which attracts visitors from all over. The city is also known for its woolen mills, where you can take a tour and see how the famous Pendleton blankets are made.

1. Medford

Average Summer High Temperature: 93°F
Average Annual Temperature: 58°F
Average Winter High Temperature: 49°F
Location: Check on Google Maps

Medford tops the list as the warmest city in Oregon. Located in the Rogue Valley, Medford enjoys long, hot summers and mild winters, with average high temperatures in the summer reaching the low 90s. Its location in southern Oregon shelters it from cooler oceanic winds, making it the warmest place in Oregon. In addition to enjoying the sunny weather, visitors can explore the nearby Applegate Valley, known for its wineries, or take a trip to Crater Lake National Park. Medford is also home to the Rogue River, which offers excellent opportunities for fishing, rafting, and kayaking.

Summary – Warmest Cities in Oregon

These eight cities are the warmest places in Oregon, offering a break from the cooler, wetter weather that much of the state experiences. Whether you’re looking for outdoor adventure, arts and culture, or just a sunny spot to relax, these warm cities have something for everyone.

Frequently Asked Questions

Why are these cities considered the warmest places in Oregon?
These cities are considered the warmest places in Oregon because they have the highest average annual temperatures, along with mild winter high temperatures and hot summers. Their geographical locations, such as being in valleys or further inland, contribute to their warmer climates compared to other parts of the state.

What is the warmest city in Oregon?
Medford is widely recognized as the warmest city in Oregon. With an average annual temperature of 58°F and summer highs often reaching 93°F, Medford enjoys long, hot summers and relatively mild winters, making it the warmest place in Oregon.

How do winters in these warmest cities compare to the rest of Oregon?
Winters in the warmest cities in Oregon are milder than in other parts of the state, especially compared to areas like Portland, Eugene, or the coastal regions, which tend to be cooler and wetter. These cities, particularly Medford, Grants Pass, and Ashland, experience higher winter temperatures, with average highs in the 40s and 50s, making them more comfortable during the colder months.

Are these cities good places to visit for outdoor activities?
Yes! Many of these warmest cities in Oregon offer great opportunities for outdoor activities. For example, Medford and Grants Pass are close to the Rogue River, which is perfect for rafting and fishing, while Ashland is known for its scenic parks. Klamath Falls is close to Crater Lake National Park, and Roseburg has beautiful drives through the Umpqua River Valley. The warmer weather in these cities makes outdoor activities enjoyable for most of the year.

Do these cities experience extreme heat during the summer?
Summers in the warmest cities in Oregon can get quite hot, with average high temperatures reaching into the 80s and 90s. For example, Medford, Grants Pass, and Ashland often see temperatures in the 90s during summer months. While these areas can get quite warm, they generally have lower humidity compared to other parts of the country, which can make the heat feel more tolerable.