Columbia County, Oregon Weather

By | July 22, 2023

According to, Columbia County, Oregon is located in the northwestern part of the state. It is bordered by Clatsop County to the west, Washington County to the north, Multnomah County to the east, and Tillamook and Yamhill counties to the south. The county seat of Columbia County is St. Helens and its population is estimated at around 50,000 people.

The history of Columbia County dates back to 1854 when it was established as one of four original counties in Oregon Territory. The area was originally inhabited by Native American tribes such as the Nez Perce and Chinook before white settlers began arriving in the mid-1800s.

Today, Columbia County has a variety of attractions that visitors can enjoy. These include historic sites such as Fort Stevens State Park which was once a military base used during World War II; outdoor activities like fishing on nearby rivers; and museums like Columbia River Maritime Museum which features a collection of artifacts related to shipping on the Columbia River.

In addition to these attractions, there are also several famous people who have ties to Columbia County including actor River Phoenix who grew up in St. Helens; singer-songwriter Elliott Smith who attended school in Scappoose; and former US Senator Mark Hatfield who was born in Dallas, Oregon which is located within Columbia County’s boundaries.

Columbia County offers visitors plenty to explore with its rich history, diverse range of attractions and notable residents making it an ideal destination for anyone looking for an enjoyable visit.

Climate and weather in Columbia County, Oregon

According to, Columbia County, Oregon is located in the northwestern part of the state. The county has a temperate climate with four distinct seasons. Summers are generally warm and dry while winters are cool and wet.

In the summer months, temperatures typically reach into the low 80s Fahrenheit (27-29°C) during the day, cooling off to the mid-50s Fahrenheit (12-14°C) at night. Rainfall is light during this time of year with an average of less than 10 inches per month.

During the winter months, temperatures typically range from around 40°F (4°C) during the day to around 30°F (-1°C) at night. Rainfall is more frequent during this season with an average of 11-15 inches per month. Snowfall is rare but can occur occasionally in higher elevations.

The spring and fall months bring milder temperatures with highs ranging from 50-60°F (10-15°C). Rainfall is still fairly common but not as frequent as in winter with an average of 7-10 inches per month.

Columbia County’s climate offers visitors pleasant weather throughout most of the year and provides plenty of opportunities for outdoor activities such as hiking, fishing, camping and more.

Transportation in Columbia County, Oregon

Columbia County, Oregon offers a variety of transportation options for local residents. The main mode of transportation in the county is the bus system. The Columbia County Public Transportation (CCPT) operates a network of buses throughout the county, providing service to major cities such as St. Helens and Rainier. The buses are equipped with wheelchair accessible lifts and are available Monday through Saturday from 7:00am to 7:00pm. There is also a “Dial-A-Ride” program which provides door-to-door service for those unable to use the regular bus system due to medical or mobility limitations.

In addition to public transportation, there are several private taxi companies operating in Columbia County that offer services ranging from airport shuttles to long distance trips. These companies often provide discounts for seniors and people with disabilities, making them an affordable option for those needing transportation assistance. For those who prefer to drive themselves, there are several rental car companies located in St. Helens and other major cities throughout the county as well as Uber and Lyft services available in most areas.

Cities and towns in Columbia County, Oregon

According to COUNTRYAAH.COM, Columbia County, Oregon is home to several charming cities and towns that offer a variety of attractions. St. Helens is the county seat and the largest city, with a population of approximately 12,500 people. This city has a vibrant downtown area with unique shops and restaurants, as well as an active arts scene and plenty of outdoor activities to enjoy. Rainier is another popular city in the county with a population of around 4,000 people. This quaint town has a historic downtown area, numerous parks, and plenty of recreational activities including fishing, hiking, camping, and water sports on nearby lakes.

Scappoose is one of the smaller cities in Columbia County with a population of about 3,700 people. This city has an abundance of recreational opportunities such as golf courses and parks as well as cultural attractions like art galleries and historical sites. Vernonia is another small city located near the Nehalem River that has become known for its picturesque scenery and friendly atmosphere. The town also hosts several annual festivals that attract visitors from all over the region.

Finally, there are several unincorporated communities located throughout Columbia County including Clatskanie, Warren, Deer Island, Mist-Birkenfeld-Vernonia Triangle and Jewell Junction which offer small-town charm while still being close enough to larger cities for access to amenities such as shopping centers or medical facilities when needed. No matter what your interests are or where you choose to live in Columbia County there is something for everyone here.