Roseburg (OR)
May
Weather in Roseburg, Oregon for May 2026
Your guide to Roseburg weather in May - trends and predictions
So far, May 2026 in Roseburg is slightly warmer than the historical average by 1.4 °F.
The forecast for the next days in Roseburg predicts temperatures to be around 20 °F, close to the historical average.
In general, the average temperature in Roseburg at the beginning of May is 21.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 20 °F by the end of May.
With an average of 5 rainy days, Roseburg experiences minimal rainfall in May.
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Temperatures
Rain 🌧️
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26
Dry days
5
Rainy days
0
Snow days
21°/7°
Temperatures
14 km/h
Avg max wind
71 %
Avg humidity
Roseburg Weather May
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Temperatures trend during May in Roseburg
See the weather trend as well as the moving average line
May weather in Roseburg day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Sunny | 24° /6° | 0.1 mm | 8 | |
| May 2 |  Partly cloudy | 21° /7° | 1.3 mm | 8 | |
| May 3 |  Patchy rain possible | 20° /7° | 0.7 mm | 6 | |
| May 4 |  Cloudy | 18° /6° | 0.2 mm | 5 | |
| May 5 | Sunny | 23° /6° | 0 mm | 8 | |
| May 6 | Partly cloudy | 25° /7° | 0 mm | 9 | |
| May 7 | Cloudy | 22° /6° | 0 mm | 9 | |
| May 8 |  Overcast | 22° /6° | 0 mm | 8 | |
| May 9 | Overcast | 23° /6° | 0 mm | 7 | |
| May 10 | Overcast | 21° /8° | 0.3 mm | 6 | |
| May 11 |  Moderate rain at times | 20° /7° | 2.6 mm | 6 | |
| May 12 | Moderate or heavy rain shower | 19° /8° | 10.2 mm | 6 | |
| May 13 | Patchy rain possible | 16° /7° | 4 mm | 5 | |
| May 14 | Overcast | 18° /6° | 0 mm | 6 | |
| May 15 | Patchy rain possible | 17° /7° | 0.3 mm | 6 | |
| May 16 | Overcast | 17° /6° | 0.8 mm | 4 | |
| May 17 | Moderate or heavy rain shower | 16° /6° | 3.2 mm | 5 | |
| May 18 | Patchy rain possible | 18° /5° | 0.3 mm | 6 | |
| May 19 | Patchy rain possible | 19° /7° | 0.4 mm | 5 | |
| May 20 | Patchy rain possible | 18° /7° | 0.2 mm | 6 | |
| May 21 | Overcast | 19° /6° | 0.1 mm | 8 | |
| May 22 | Patchy rain possible | 21° /9° | 0.1 mm | 6 | |
| May 23 | Patchy rain possible | 21° /8° | 0.1 mm | 6 | |
| May 24 | Partly cloudy | 26° /6° | 0 mm | 10 | |
| May 25 | Overcast | 20° /8° | 0.3 mm | 8 | |
| May 26 | Patchy rain possible | 19° /9° | 2.7 mm | 5 | |
| May 27 | Partly cloudy | 23° /8° | 0.1 mm | 6.9 | |
| May 28 | Patchy rain possible | 24° /7° | 0.8 mm | 7 | |
| May 29 | Patchy rain possible | 16° /11° | 0.5 mm | 3.1 | |
| May 30 | Partly cloudy | 18° /4° | 0.1 mm | 4.7 | |
| May 31 | Partly cloudy | 20° /1° | 0 mm | 0 | |
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Important Notice
Our weather forecast for Roseburg in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Roseburg forecast closer to your planned date for the most up-to-date weather information.
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Roseburg in May - FAQ
What are the expected maximum and minimum temperatures in Roseburg during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Roseburg during May?
In May, Roseburg can expect light to moderate rainfall, totaling 24.9 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Roseburg during May?
The average wind speed in Roseburg during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Roseburg
Explore the daily rainfall trends and prepare for Roseburgs May weather 💧
Typically, Roseburg has 5 rainy days in May with a total of 24.9 mm of rainfall.
UV exposure in Roseburg during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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