2025 Compare Climate & Weather:
Napa, CA vs Eugene, OR

Highlights

On average, there are 155 sunny days per year in Eugene. Napa averages 260 sunny days per year. The US average is 205 sunny days.

Eugene, Oregon gets 47 inches of rain, on average, per year. Napa, California gets 27.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Eugene averages 3 inches of snow per year. Napa averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Eugene, Oregon
Summer High: the July high is around 81.5 degrees
Winter Low: the January low is 34.1
Rain: averages 47 inches of rain a year
Snow: averages 3 inches of snow a year

Napa, California
Summer High: the July high is around 82.4 degrees
Winter Low: the January low is 37.7
Rain: averages 27.3 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Eugene is 7.4 (10=best), which means it is more comfortable than most places in Oregon.

The annual BestPlaces Comfort Index for Napa is 8.4 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Napa, CA

52°F

Today's Weather - Eugene, OR

50°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Napa / Eugene

August is the hottest month for Napa with an average high temperature of 83.0°, which ranks it as cooler than most places in California. In Napa, there are 7 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Napa are October, May and June.

August is the hottest month for Eugene with an average high temperature of 82.4°, which ranks it as about average compared to other places in Oregon. In Eugene, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Eugene are September, July and August.

December has the coldest nighttime temperatures for Napa with an average of 37.4°. This is about average compared to other places in California.

December has the coldest nighttime temperatures for Eugene with an average of 33.9°. This is warmer than most places in Oregon.

In Napa, there are 24.6 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Eugene, there are 13.1 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

In Napa, there are 21.3 days annually when the nighttime low temperature falls below freezing, which is colder than most places in California.

In Eugene, there are 46.9 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Oregon.

In Napa, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.

In Eugene, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Oregon.

February is the wettest month in Napa with 5.4 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 58% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 27.3 inches in Napa means that it is wetter than most places in California.


December is the wettest month in Eugene with 7.8 inches of rain, and the driest month is July with 0.6 inches. The wettest season is Spring with 42% of yearly precipitation and 6% occurs in Autumn, which is the driest season. The annual rainfall of 47.0 inches in Eugene means that it is wetter than most places in Oregon.

December is the rainiest month in Napa with 12.0 days of rain, and July is the driest month with only 0.1 rainy days. There are 68.6 rainy days annually in Napa, which is rainier than most places in California. The rainiest season is Spring when it rains 50% of the time and the driest is Autumn with only a 2% chance of a rainy day.

December is the rainiest month in Eugene with 18.9 days of rain, and July is the driest month with only 3.2 rainy days. There are 151.2 rainy days annually in Eugene, which is rainier than most places in Oregon. The rainiest season is Spring when it rains 35% of the time and the driest is Autumn with only a 10% chance of a rainy day.

There is rarely any recorded snowfall in Napa, ranking it as one of the least snowy places in California.

An annual snowfall of 3.0 inches in Eugene means that it is about average compared to other places in Oregon.

Any measurable snowfall is a rare occurance in Napa.

February is the snowiest month in Eugene with 1.4 inches of snow, and 3 months of the year have significant snowfall.