Douglas County, Washington Weather by Month

Douglas County, located in the central part of Washington State, experiences a diverse climate with distinct seasons. The county’s weather is influenced by its inland location, the Cascade Mountains to the west, and the Columbia River running through its eastern border. In this detailed exploration, we will examine the weather patterns in Douglas County on a month-by-month basis. Check sourcemakeup for climate in Vancouver, Washington.


January marks the heart of winter in Douglas County, with cold temperatures and occasional snowfall. Average highs range from 33°F to 37°F (1°C to 3°C), and lows drop between 20°F and 24°F (-6°C to -4°C). Winter storms can bring significant snow accumulation, transforming the landscape into a winter wonderland. Residents often bundle up to stay warm, and occasional chilly winds contribute to the overall winter chill.


Similar to January, February continues the winter season in Douglas County. Average highs range from 37°F to 41°F (3°C to 5°C), and lows range from 23°F to 27°F (-5°C to -3°C). While the temperatures begin to show signs of a gradual increase, winter remains in full swing. The snow-covered hills and valleys provide opportunities for winter sports, and residents may still experience occasional winter precipitation.


March signals the transition from winter to spring in Douglas County. Average highs range from 47°F to 51°F (8°C to 11°C), and lows range from 29°F to 33°F (-2°C to 1°C). While the early part of the month may still bring cool days and occasional snow, signs of spring become more evident. The landscape begins to thaw, and residents may witness the first hints of greenery as the region prepares for the upcoming growing season.


April brings milder temperatures as spring takes hold in Douglas County. Average highs range from 58°F to 63°F (14°C to 17°C), and lows range from 34°F to 38°F (1°C to 3°C). The landscape transforms with the emergence of blooming flowers, and deciduous trees begin to leaf out. April marks the beginning of the growing season, and residents may start seeing the first signs of agricultural activity in the region.


May ushers in true spring weather in Douglas County. Average highs range from 68°F to 73°F (20°C to 23°C), and lows range from 41°F to 46°F (5°C to 8°C). The landscape becomes vibrant with blossoming flowers, and outdoor activities, including gardening and hiking, thrive during this time. Farmers actively engage in planting crops, and the region experiences a pleasant and mild transition from spring to early summer.


Summer officially arrives in June, bringing warmer temperatures to Douglas County. Average highs range from 77°F to 82°F (25°C to 28°C), and lows range from 50°F to 55°F (10°C to 13°C). The longer days provide ample time for outdoor recreation, and June marks the beginning of the warmer summer season. Residents and visitors alike enjoy the clear skies and comfortable temperatures.


July is the warmest month in Douglas County, with average highs between 86°F and 91°F (30°C to 33°C) and lows ranging from 58°F to 63°F (14°C to 17°C). The county experiences the height of summer, and residents and visitors alike enjoy the hot and often dry weather. Outdoor events, festivals, and recreational activities thrive during this time, and the region’s natural beauty is showcased under the sunny skies.


August maintains the heat of summer in Douglas County, with average highs ranging from 86°F to 91°F (30°C to 33°C) and lows between 57°F and 62°F (14°C to 17°C). The county experiences occasional afternoon breezes, providing some relief from the summer heat. August is also a crucial month for agriculture, with crops reaching maturity and farmers preparing for the fall harvest. The weather remains hot, encouraging residents to seek ways to stay cool.


As summer transitions to fall, September brings milder temperatures to Douglas County. Average highs range from 76°F to 81°F (24°C to 27°C), and lows range from 49°F to 54°F (9°C to 12°C). The changing foliage paints the landscape in subtle hues, signaling the onset of the fall season. Fall festivals and harvest celebrations become prominent, marking the shift towards cooler and more temperate weather.


October marks the arrival of fall in Douglas County, with average highs between 64°F and 69°F (18°C to 21°C) and lows ranging from 38°F to 43°F (3°C to 6°C). The county is bathed in the colors of autumn, attracting visitors seeking picturesque views. Fall festivals and outdoor events celebrate the harvest season, and residents prepare for cooler weather.


November brings cooler temperatures to Douglas County, with average highs ranging from 52°F to 57°F (11°C to 14°C) and lows between 32°F and 37°F (0°C to 3°C). Fall foliage persists early in the month, but by the end, the landscape becomes more muted as winter approaches. Thanksgiving festivities are accompanied by crisp autumn air, and residents may experience the first frost of the season.


December in Douglas County sees winter returning, with average highs ranging from 39°F to 43°F (4°C to 6°C) and lows between 21°F and 26°F (-6°C to -3°C). While snowfall is relatively rare, occasional winter storms may bring a dusting of snow. The holiday season is marked by festive decorations, and residents celebrate the end of the year in the cool embrace of winter.

In conclusion, Douglas County experiences a dynamic and varied climate throughout the year, with each month offering a unique set of weather conditions. From the cool temperatures of winter to the warmth of summer and the vibrant colors of fall, residents and visitors have the opportunity to enjoy the changing seasons and engage in a variety of outdoor activities in this diverse region of Washington State.

Douglas County, Washington