2025 Compare Cities Climate:
Rancho Santa Margarita, CA vs Costa Mesa, CA

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Highlights
- Costa Mesa has 13.0% less rainy days than Rancho Santa Margarita.
- Costa Mesa has 1.8% less Sunny Days than Rancho Santa Margarita.
- On the BestPlaces comfort index, Costa Mesa scores 4.5% better than Rancho Santa Margarita
 Rancho Santa Margarita, CACosta Mesa, CAUnited States
 Rainfall  Unlock1238
 Snowfall0  Unlock28
 Precipitation  Unlock36106
 Sunny279  Unlock205
 Avg. July High  Unlock7886
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock9.37
 UV Index5.9  Unlock4.3
 Elevation  Unlock982443
Reviews for Rancho Santa Margarita    13 Reviews

This page provides little information on RSM. I see they keep describing the area as "outside of Los Angeles." Culturally, it is so far from Los Angeles (I lived in LA,  More

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Over 10 years ago

The weather here is amazing. We get a few hot days in the summer but it cools down in the evening. I love being able to sleep with the windows  More

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This is the best place to live in South Orange County with mild temperatures, low crime, great schools and family orientated. RSM is a city that sits in a pocket backing  More

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Reviews for Costa Mesa    8 Reviews

Over 15 years ago

Costa mesa has awesome shopping but is way too crowded and I have had 3 cars stolen in the past 5 years along with countless break-ins and theft. Expensive. Close to  More

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Over 16 years ago

Costa Mesa has a near perfect climate . . . plenty of sun but rarely over 100 degrees (our house doesn't even have AC). Nestled between Newport Beach and Huntington  More

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We have a good amount of low-income, medium-income, and relatively high-income  More

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