Air Quality Alert
The Oregon Department of Environmental Quality and the Lane
Regional Air Protection Agency have issued an Air Quality Advisory,
which is in effect until further notice.
An Air Quality Advisory for Smoke has been issued. Wildfires burning
in the region combined with forecasted co…
Air Quality Alert
The Oregon Department of Environmental Quality and the Lane
Regional Air Protection Agency have continued an Air Quality
Advisory, which is IN EFFECT UNTIL FURTHER NOTICE.
An Air Quality Advisory for Smoke remains in effect. Wildfires
burning in the region combined with forecast…
Tomorrow in Eugene looks
sunny, with a high of 94°
and an overnight low of 50°.
Rain is unlikely (1% chance).
Winds top out near 6 mph,
and the UV index reaches 8 (very high).
Weather in Eugene is shaped by its oceanic climate - expect mild temperatures year-round with regular rainfall. August afternoons typically reach 85°F (29°C), while December highs hover near 47°F (8°C). Annual precipitation averages 49.8 inches (1266 mm) over about 134 rainy days.
Eugene weather: quick facts
Hottest month: August - highs near 85°F (29°C)
Coldest month: December - highs near 47°F (8°C)
Record high: 109°F (43°C) · Record low: 14°F (-10°C) (2015–2024)
Wettest month: December (19 rainy days) · Sunniest: July (13.6 h sun/day)
Climate type:oceanic - mild temperatures year-round with regular rainfall
Snow: about 7 days a year
Temperatures through the year
The warmest stretch of the year centers on August. Highs average 85°F (29°C) and overnight lows stay near 56°F (14°C). The coolest month is December, with typical highs of 47°F (8°C) and lows around 35°F (1°C). Based on 2015–2024 weather data, temperatures have reached as high as 109°F (43°C) and dropped as low as 14°F (-10°C).
Rain, sun and snow
December is usually the wettest month. It brings about 8.8 inches (224 mm) of rain over 19 days, while July is the driest. July brings the most sunshine, averaging 13.6 hours of sun a day. Snow falls on about 7 days in a typical year, mostly from December through April.
Season by season
Spring (March through May)
Spring in Eugene is mild, with daytime highs averaging 60°F (16°C) and nights around 41°F (5°C); expect showers on roughly 40 days across the season, plus around 2 snowy days.
Summer (June through August)
Summer in Eugene runs hot, with daytime highs averaging 81°F (27°C) and nights around 54°F (12°C); rain falls on about 9 days over the three months.
Fall (September through November)
Fall in Eugene is crisp but comfortable, with daytime highs averaging 64°F (18°C) and nights around 45°F (7°C); expect showers on roughly 34 days across the season.
Winter (December through February)
Winter in Eugene runs cold, with daytime highs averaging 49°F (9°C) and nights around 35°F (1°C); expect showers on roughly 51 days across the season, plus around 4 snowy days.
Average temperatures in Eugene by month
Monthly averages for Eugene based on 2015–2024 weather data.
August is the hottest month in Eugene, with average highs of 85°F (29°C) and overnight lows near 56°F (14°C). In the past decade the temperature has peaked at 109°F (43°C).
What is the coldest month in Eugene?
December is the coldest month, with highs averaging 47°F (8°C) and lows around 35°F (1°C). The lowest reading in recent years was 14°F (-10°C).
What is the rainiest month in Eugene?
December is typically the wettest month, averaging 8.8 inches (224 mm) of precipitation across about 19 days. July is usually the driest.
Does it snow in Eugene?
Yes. Eugene averages about 7 days of snowfall a year, concentrated December through April.
What is the best time to visit Eugene?
The best time to visit Eugene is generally May to July and September to October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 73°F (23°C).
How sunny is Eugene?
Eugene averages 8.6 hours of sunshine per day across the year. July is the sunniest month at about 13.6 hours of sun a day.
Is Eugene humid?
Relative humidity in Eugene averages about 76% over the year, which feels fairly humid. Combined with August heat, muggy conditions are common in summer - the dew point is the number to watch.