2025 Compare Climate & Weather:
Sacramento, CA vs Hillsboro, OR

Highlights

On average, there are 142 sunny days per year in Hillsboro. Sacramento averages 269 sunny days per year. The US average is 205 sunny days.

Hillsboro, Oregon gets 39.2 inches of rain, on average, per year. Sacramento, California gets 19.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Hillsboro averages 3.2 inches of snow per year. Sacramento averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Hillsboro, Oregon
Summer High: the July high is around 80.8 degrees
Winter Low: the January low is 36.7
Rain: averages 39.2 inches of rain a year
Snow: averages 3.2 inches of snow a year

Sacramento, California
Summer High: the July high is around 92.6 degrees
Winter Low: the January low is 39.1
Rain: averages 19.9 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Hillsboro is 7.5 (10=best), which means it is more comfortable than most places in Oregon.

The annual BestPlaces Comfort Index for Sacramento is 8.2 (10=best), which means it is about average compared to other places in California.

Today's Weather - Sacramento, CA

64°F

Today's Weather - Hillsboro, OR

48°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Sacramento / Hillsboro

July is the hottest month for Sacramento with an average high temperature of 92.6°, which ranks it as about average compared to other places in California. In Sacramento, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sacramento are October, May and April.

August is the hottest month for Hillsboro with an average high temperature of 81.8°, which ranks it as cooler than most places in Oregon. In Hillsboro, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Hillsboro are September, July and August.

December has the coldest nighttime temperatures for Sacramento with an average of 38.6°. This is about average compared to other places in California.

December has the coldest nighttime temperatures for Hillsboro with an average of 35.7°. This is warmer than most places in Oregon.

In Sacramento, there are 71.2 days annually when the high temperature is over 90°, which is hotter than most places in California.

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

In Sacramento, there are 12.6 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.

In Hillsboro, there are 31.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

In Sacramento, 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 Hillsboro, 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 Sacramento with 3.8 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 55% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 19.9 inches in Sacramento means that it is about average compared to other places in California.


December is the wettest month in Hillsboro with 6.3 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Spring with 42% of yearly precipitation and 7% occurs in Autumn, which is the driest season. The annual rainfall of 39.2 inches in Hillsboro means that it is about average compared to other places in Oregon.

January is the rainiest month in Sacramento with 11.2 days of rain, and July is the driest month with only 0.1 rainy days. There are 62.7 rainy days annually in Sacramento, 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 3% chance of a rainy day.

November is the rainiest month in Hillsboro with 20.2 days of rain, and August is the driest month with only 3.4 rainy days. There are 156.2 rainy days annually in Hillsboro, 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 Sacramento, ranking it as one of the least snowy places in California.

An annual snowfall of 3.2 inches in Hillsboro means that it is about average compared to other places in Oregon.

Any measurable snowfall is a rare occurance in Sacramento.

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