September weather forecast
Oregon, USA

September in Oregon is a harmonious blend of summer's residual warmth and the first inklings of autumn's cool embrace. The Cascade Mountains, majestic in their silhouette, experience temperatures around the mark of 57°F (13.9°C). The coastline, ever influenced by the Pacific Ocean, exhibits temperatures from 56°F (13.3°C) to 66°F (18.9°C).

Eugene, a significant city nestled in the Willamette Valley, often becomes a point of interest in September. As the home of the University of Oregon, the city undergoes a transformation with students returning, infusing vibrancy and energy. The weather remains conducive for outdoor events and activities, though the evenings hint at the cooler days ahead.

By September, Oregon's terrain is devoid of snow, except for the perpetual snowcaps on the highest peaks. This month, outdoor enthusiasts find solace in Oregon's nature trails, where the trees slowly start to display a spectrum of oranges, yellows, and reds, heralding the onset of the fall season.

Contrasted with August, September's days grow perceptibly shorter, and there's a gradual dip in temperature. Rain showers become more frequent, particularly towards the month's end, signifying the impending wetter months. September in Oregon is a transitional phase, a prelude to the vivid and cooler October, where the state fully dons its autumnal cloak, presenting a mesmerizing tapestry of changing colors and cooler breezes.

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• Portland - September »
  On the first day of September in Portland sunrise is at 6:33 am and sunset at 7:47 pm. In Portland, during September, the rain falls for 10.4 days and regularly aggregates up to 1.69" (43mm) of precipitation.
• Salem - September »
  In Salem, Oregon, in September, it is raining for 8.9 days, with typically 1.22" (31mm) of accumulated precipitation. In Salem in September, it is raining for 8.9 days, with typically 1.22" (31mm) of accumulated precipitation.
• Eugene - September »
  The weather in September in Eugene starts to tilt towards fall, bringing a mild drop in temperatures compared to its preceding summer months. In Eugene, during September, the rain falls for 5.2 days and regularly aggregates up to 0.51" (13mm) of precipitation.
• Gresham - September »
  In Gresham in September, during 9.7 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. What time are sunrise and sunset in September in Gresham?
• Hillsboro - September »
  In Hillsboro during September, the rain falls for 10.1 days and regularly aggregates up to 1.46" (37mm) of precipitation. In Hillsboro, during September, the rain falls for 10.1 days and regularly aggregates up to 1.46" (37mm) of precipitation.
• Beaverton - September »
  Beaverton's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's warm 81.7°F (27.6°C) to a still moderately hot 74.3°F (23.5°C). In September, in Beaverton, the rain falls for 10.5 days.
• Bend - September »
  On the first day of September in Bend sunrise is at 6:29 am and sunset at 7:40 pm. In Bend, during September, the rain falls for 6.6 days and regularly aggregates up to 0.83" (21mm) of precipitation.
• Medford - September »
  In Medford in September, during 5.5 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Medford logs a considerable temperature decrease from the daytime highs during the nights in September, with an average reading of 45.7°F (7.6°C).
• Springfield - September »
  In Springfield in September, it is raining for 5.2 days, with typically 0.51" (13mm) of accumulated precipitation. In September, in Springfield the rain falls for 5.2 days.
• Corvallis - September »
  In Corvallis, during September, the rain falls for 9.3 days and regularly aggregates up to 1.42" (36mm) of precipitation. Corvallis experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from 80.4°F (26.9°C) in August to a still moderately hot 73.4°F (23°C).
• Albany - September »
  On the first day of September in Albany sunrise is at 6:35 am and sunset at 7:48 pm. In Albany, Oregon, in September, during 9.6 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.
• Tigard - September »
  The first month of the autumn, September, is still a warm month in Tigard, Oregon, with temperature in the range of an average low of 52°F (11.1°C) and an average high of 74.3°F (23.5°C). On the first day of September in Tigard, Oregon, sunrise is at 6:33 am and sunset at 7:48 pm.