Eugene (OR)
May
Weather in Eugene, Oregon for May 2026
Your guide to Eugene weather in May - trends and predictions
In general, the average temperature in Eugene at the beginning of May is 15.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.7 °F by the end of May.
The climate of Eugene in May is notably wet, with an average of 15 rainy days, and a total of 87.9 mm of precipitation.
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Temperatures
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16
Dry days
15
Rainy days
0
Snow days
18°/6°
Temperatures
12 km/h
Avg max wind
74 %
Avg humidity
Eugene Weather May
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Temperatures trend during May in Eugene
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May weather in Eugene day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Freezing fog | 21° /2° | 0.2 mm | 5 | |
| May 2 |  Light rain shower | 18° /7° | 1.8 mm | 5 | |
| May 3 |  Light rain | 11° /5° | 14.5 mm | 3 | |
| May 4 | Light rain shower | 12° /3° | 12.6 mm | 3 | |
| May 5 | Light drizzle | 14° /2° | 2.6 mm | 4 | |
| May 6 | Light rain shower | 17° /5° | 5.8 mm | 5 | |
| May 7 | Light rain shower | 15° /5° | 1.8 mm | 4 | |
| May 8 | Freezing fog | 16° /3° | 0 mm | 4 | |
| May 9 |  Mist | 23° /3° | 0 mm | 5 | |
| May 10 |  Sunny | 22° /8° | 0 mm | 6 | |
| May 11 | Mist | 20° /9° | 4.9 mm | 5 | |
| May 12 | Mist | 19° /8° | 14.1 mm | 4 | |
| May 13 | Fog | 16° /7° | 0 mm | 4 | |
| May 14 | Fog | 17° /6° | 4.2 mm | 4 | |
| May 15 | Fog | 17° /5° | 2.4 mm | 4 | |
| May 16 | Fog | 19° /7° | 0 mm | 5 | |
| May 17 |  Partly cloudy | 15° /7° | 15 mm | 4 | |
| May 18 | Fog | 15° /4° | 1.6 mm | 4 | |
| May 19 | Patchy rain possible | 14° /6° | 1.8 mm | 4 | |
| May 20 |  Overcast | 20° /9° | 0 mm | 5 | |
| May 21 | Overcast | 19° /8° | 0 mm | 5 | |
| May 22 | Overcast | 15° /7° | 1.9 mm | 3 | |
| May 23 |  Cloudy | 18° /6° | 0 mm | 4 | |
| May 24 | Overcast | 21° /5° | 0.3 mm | 5 | |
| May 25 | Sunny | 20° /7° | 0.3 mm | 5 | |
| May 26 | Partly cloudy | 22° /7° | 0 mm | 5 | |
| May 27 | Patchy rain possible | 24° /7° | 0.1 mm | 6 | |
| May 28 | Overcast | 22° /8° | 0.2 mm | 5 | |
| May 29 | Sunny | 20° /7° | 1.8 mm | 5 | |
| May 30 | Mist | 22° /5° | 0 mm | 5 | |
| May 31 | Overcast | 22° /7° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Eugene 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 Eugene forecast closer to your planned date for the most up-to-date weather information.
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Eugene in May - FAQ
What are the expected maximum and minimum temperatures in Eugene during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Eugene during May?
Moderate rainfall is anticipated in Eugene during May, with a total of 87.9 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Eugene during May?
The average wind speed in Eugene during May is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Eugene
Explore the daily rainfall trends and prepare for Eugenes May weather 💧
UV exposure in Eugene during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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