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

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Highlights
- South San Francisco has 68.2% more rainy days than Irvine.
- South San Francisco has 7.8% less Sunny Days than Irvine.
- On the BestPlaces comfort index, South San Francisco scores 9.7% worse than Irvine
 Irvine, CASouth San Francisco, CAUnited States
 Rainfall  Unlock2238
 Snowfall0  Unlock28
 Precipitation  Unlock68106
 Sunny281  Unlock205
 Avg. July High  Unlock6786
 Avg. Jan. Low46  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index5.9  Unlock4.3
 Elevation  Unlock162443
Reviews for Irvine    42 Reviews

We've lived in Irvine since '87. We have raised two children within the ISUD. Both are grown up. Sure, there have been many changes since then.. the City has  More

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I've lived in Irvine for 2 years and in Orange County for 10 so I'm pretty familiar with the area by now and all it has to offer. Perhaps my review of this place has  More

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I wouldn't live elsewhere. I originally moved to Irvine in 2002 from the Midwest, not knowing what it even was. I left and moved around a great deal locally in OC,  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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