2025 Compare Climate & Weather:
San Luis Obispo, CA vs Bloomington, IN

Highlights

On average, there are 184 sunny days per year in Bloomington. San Luis Obispo averages 287 sunny days per year. The US average is 205 sunny days.

Bloomington, Indiana gets 47.7 inches of rain, on average, per year. San Luis Obispo, California gets 20 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Bloomington averages 17.2 inches of snow per year. San Luis Obispo averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Bloomington, Indiana
Summer High: the July high is around 84.7 degrees
Winter Low: the January low is 20.4
Rain: averages 47.7 inches of rain a year
Snow: averages 17.2 inches of snow a year

San Luis Obispo, California
Summer High: the July high is around 73.7 degrees
Winter Low: the January low is 42.8
Rain: averages 20 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Bloomington is 7.2 (10=best), which means it is one of the most pleasant places in Indiana.

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

Today's Weather - San Luis Obispo, CA

52°F

Today's Weather - Bloomington, IN

45°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: San Luis Obispo / Bloomington

September is the hottest month for San Luis Obispo with an average high temperature of 75.3°, which ranks it as one of the coolest places in California. In San Luis Obispo, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Luis Obispo are September, August and July.

July is the hottest month for Bloomington with an average high temperature of 84.7°, which ranks it as warmer than most places in Indiana. In Bloomington, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Bloomington are September, June and May.

December has the coldest nighttime temperatures for San Luis Obispo with an average of 42.2°. This is warmer than most places in California.

January has the coldest nighttime temperatures for Bloomington with an average of 20.4°. This is warmer than most places in Indiana.

In San Luis Obispo, there are 6.3 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Bloomington, there are 13.7 days annually when the high temperature is over 90°, which is about average compared to other places in Indiana.

In San Luis Obispo, there are 3.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Bloomington, there are 110.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Indiana.

In San Luis Obispo, 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 Bloomington, there are 3.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Indiana.

February is the wettest month in San Luis Obispo with 4.2 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 59% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 20.0 inches in San Luis Obispo means that it is about average compared to other places in California.


May is the wettest month in Bloomington with 5.7 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Summer with 29% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 47.7 inches in Bloomington means that it is one of the wettest places in Indiana.

February is the rainiest month in San Luis Obispo with 9.2 days of rain, and July is the driest month with only 0.4 rainy days. There are 50.5 rainy days annually in San Luis Obispo, which is about average compared to other places in California. The rainiest season is Spring when it rains 49% of the time and the driest is Autumn with only a 3% chance of a rainy day.

May is the rainiest month in Bloomington with 12.2 days of rain, and August is the driest month with only 7.7 rainy days. There are 118.5 rainy days annually in Bloomington, which is about average compared to other places in Indiana. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% chance of a rainy day.

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

An annual snowfall of 17.2 inches in Bloomington means that it is less snowy than most places in Indiana.

Any measurable snowfall is a rare occurance in San Luis Obispo.

January is the snowiest month in Bloomington with 6.1 inches of snow, and 4 months of the year have significant snowfall.