2025 Compare Climate & Weather:
Palo Alto, CA vs Salem, OR

Highlights

On average, there are 154 sunny days per year in Salem. Palo Alto averages 261 sunny days per year. The US average is 205 sunny days.

Salem, Oregon gets 44.9 inches of rain, on average, per year. Palo Alto, California gets 17.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Salem averages 3.9 inches of snow per year. Palo Alto averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Salem, Oregon
Summer High: the July high is around 81.1 degrees
Winter Low: the January low is 34.8
Rain: averages 44.9 inches of rain a year
Snow: averages 3.9 inches of snow a year

Palo Alto, California
Summer High: the July high is around 79.8 degrees
Winter Low: the January low is 40.5
Rain: averages 17.3 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Palo Alto is 8.8 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Palo Alto, CA

55°F

Today's Weather - Salem, OR

52°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Palo Alto / Salem

July is the hottest month for Palo Alto with an average high temperature of 79.8°, which ranks it as cooler than most places in California. In Palo Alto, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Palo Alto are June, September and August.

August is the hottest month for Salem with an average high temperature of 81.6°, which ranks it as cooler than most places in Oregon. In Salem, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Salem are September, July and August.

December has the coldest nighttime temperatures for Palo Alto with an average of 40.2°. This is warmer than most places in California.

December has the coldest nighttime temperatures for Salem with an average of 34.0°. This is warmer than most places in Oregon.

In Palo Alto, there are 13.0 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Salem, there are 12.5 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

In Palo Alto, there are 7.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Salem, there are 46.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

In Palo Alto, 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 Salem, 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 Palo Alto with 3.5 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 17.3 inches in Palo Alto means that it is about average compared to other places in California.


December is the wettest month in Salem with 7.6 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 43% of yearly precipitation and 6% occurs in Autumn, which is the driest season. The annual rainfall of 44.9 inches in Salem means that it is wetter than most places in Oregon.

January is the rainiest month in Palo Alto with 10.2 days of rain, and July is the driest month with only 0.1 rainy days. There are 60.6 rainy days annually in Palo Alto, which is about average compared to other 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.

November is the rainiest month in Salem with 19.2 days of rain, and August is the driest month with only 3.2 rainy days. There are 151.5 rainy days annually in Salem, 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 Palo Alto, ranking it as one of the least snowy places in California.

An annual snowfall of 3.9 inches in Salem means that it is about average compared to other places in Oregon.

Any measurable snowfall is a rare occurance in Palo Alto.

February is the snowiest month in Salem with 1.9 inches of snow, and 3 months of the year have significant snowfall.