2025 Compare Cities Climate:
San Carlos, CA vs Portola Valley, CA

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Highlights
- Portola Valley has 14.6% more rainy days than San Carlos.
- Portola Valley has 0.8% less Sunny Days than San Carlos.
- On the BestPlaces comfort index, Portola Valley scores 0.0% worse than San Carlos
 San Carlos, CAPortola Valley, CAUnited States
 Rainfall  Unlock3138
 Snowfall0  Unlock28
 Precipitation  Unlock73106
 Sunny264  Unlock205
 Avg. July High  Unlock7786
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index4.9  Unlock4.3
 Elevation  Unlock4592443
Reviews for San Carlos    1 Reviews

Over 18 years ago

I have lived in San Carlos for over 15 years and absolutely love it! There is a great mix of age groups and it is becoming more ethnically diverse. Kids play on my  More

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Reviews for Portola Valley    0 Reviews

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