2025 Compare Cities Climate:
San Mateo, CA vs South San Francisco, CA

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Highlights
- South San Francisco has 11.1% less rainy days than San Mateo.
- South San Francisco has 2.3% less Sunny Days than San Mateo.
- On the BestPlaces comfort index, South San Francisco scores 1.2% worse than San Mateo
 San Mateo, CASouth San Francisco, CAUnited States
 Rainfall  Unlock2238
 Snowfall0  Unlock28
 Precipitation  Unlock68106
 Sunny265  Unlock205
 Avg. July High  Unlock6786
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index4.9  Unlock4.3
 Elevation  Unlock162443
Reviews for San Mateo    12 Reviews

I have lived in San Mateo since 2013. It has seen tremendous growth, lots of new restaurants which have become progressively more high-end though there is ample  More

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I'm a native of California. I have lived in the southern part of the state and the northern part of the state for most of my life. I have spent the last 29 years in  More

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Over 15 years ago

San Mateo has a diverse mix of people, a pleasant climate, a very pleasant downtown park with lots going on, and pretty much whatever you need handy. It's not far to  More

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Reviews for South San Francisco    5 Reviews

It's amazing, but many, many people, including people who live in SF, think that SSF is just a part of SF. Not true. We're right across the highway from SFO, which is  More

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Over 17 years ago

One frustrating thing about South City weather is the number of overcast & foggy days, as compared to other nearby cities on the Peninsula. You can literally look  More

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Over 19 years ago

Been living in bayview hunters point for about 12 years now. What I can say that it's a rough place to live, no one cares about us and the mayor of San Francisco  More

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