May weather forecast
Oregon, USA

May in Oregon is emblematic of spring's pinnacle, a period where the landscape is awash with blossoming flowers and steadily rising temperatures. The Cascade Mountains, while largely free from the stronghold of winter, may occasionally exhibit cooler moments, with temperatures lingering near 40°F (4.4°C). Meanwhile, the coastal areas savor the moderate warmth of spring, recording temperatures between 50°F (10°C) and 60°F (15.6°C).

Eugene, situated in the Willamette Valley, serves as a significant point of climatic interest during May. As the city enjoys a temperate climate, May brings a mix of mild temperatures and frequent rain showers, ensuring lush green surroundings and an abundance of blooming flowers.

In May, snowfall becomes a rarity. Even the higher altitudes of the Cascade, Blue, and Wallowa mountains witness only occasional and light snow showers, if at all. The state's various regions, from valleys to plateaus, burst into a spectrum of colors, making it a favored month for outdoor activities and exploration.

Comparing it to April, May offers a consistent and more stable climatic pattern. The chances of sudden cold snaps reduce, and rainfall, although still present, often takes a backseat to sunnier days. The extended daylight hours and pleasant weather conditions become a prelude to the approaching summer. Transitioning from May, Oregon readies itself for June, a month where summer's warmth becomes more pronounced and the days grow longer and sunnier.

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• Portland - May »
  In Portland during the entire year, the rain falls for 173.1 days and collects up to 31.18" (792mm) of precipitation. In Portland, during May, the rain falls for 13.8 days and regularly aggregates up to 1.77" (45mm) of precipitation.
• Salem - May »
  In Salem, during the entire year, the rain falls for 162.5 days and collects up to 25.08" (637mm) of precipitation. The shift into May in Salem is marked by a modest rise in the average high-temperature, moving from April's refreshing 58.8°F (14.9°C) to a comfortable 66.7°F (19.3°C).
• Eugene - May »
  On the first day of May in Eugene sunrise is at 6:02 am and sunset at 8:16 pm. In Eugene, during May, the rain falls for 9.5 days and regularly aggregates up to 0.75" (19mm) of precipitation.
• Gresham - May »
  On the last day of the month, in Gresham sunrise is at 5:24 am and sunset at 8:50 pm PDT. In Gresham, in May, it is raining for 13.5 days, with typically 1.85" (47mm) of accumulated precipitation.
• Hillsboro - May »
  In Hillsboro, during May, the rain falls for 13.6 days and regularly aggregates up to 1.73" (44mm) of precipitation. In May, in Hillsboro the rain falls for 13.6 days.
• Beaverton - May »
  On the last day of May, in Beaverton sunrise is at 5:25 am and sunset at 8:52 pm PDT. In Beaverton, in May, it is raining for 13.8 days, with typically 1.69" (43mm) of accumulated precipitation.
• Bend - May »
  The month with the most rainfall in Bend is May, when the rain falls for 14 days and typically aggregates up to 1.5" (38mm) of precipitation. The month with the most rainfall in Bend is May, when the rain falls for 14 days and typically aggregates up to 1.5" (38mm) of precipitation.
• Medford - May »
  In Medford, during May, the rain falls for 12.2 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, in Medford, there are 130.2 rainfall days, and 19.17" (487mm) of precipitation is accumulated.
• Springfield - May »
  On the last day of the month, in Springfield, sunrise is at 5:32 am and sunset at 8:47 pm PDT. In Springfield, during the entire year, the rain falls for 109.9 days and collects up to 10.08" (256mm) of precipitation.
• Corvallis - May »
  In Corvallis during May, the rain falls for 12.8 days and regularly aggregates up to 1.61" (41mm) of precipitation. May's arrival in Corvallis coincides with a marginal rise in the average high-temperature, moving from April's mild 57.2°F (14°C) to a comfortable 65.1°F (18.4°C).
• Albany - May »
  In Albany in May, during 12.4 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. May nights in Albany indicate a noticeable temperature drop from the daytime highs, with an average reading lowering to an icy 42.4°F (5.8°C).
• Tigard - May »
  May, the last month of the spring in Tigard, is a comfortable month, with an average temperature varying between 44.4°F (6.9°C) and 67.1°F (19.5°C). In Tigard, during the entire year, the rain falls for 170.9 days and collects up to 30.67" (779mm) of precipitation.