2026 Compare Cities Climate:
Greenwich, CT vs South San Francisco, CA

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Highlights
- South San Francisco has 57.4% less rainy days than Greenwich.
- South San Francisco has 36.3% more Sunny Days than Greenwich.
- On the BestPlaces comfort index, South San Francisco scores 18.3% better than Greenwich
 Greenwich, CTSouth San Francisco, CAUnited States
 Rainfall  Unlock2238
 Snowfall30  Unlock28
 Precipitation  Unlock68106
 Sunny190  Unlock205
 Avg. July High  Unlock6786
 Avg. Jan. Low21  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index3.4  Unlock4.3
 Elevation  Unlock162443
Reviews for Greenwich    2 Reviews

Over 18 years ago

Cost of Living is very high. If you can afford it, this is a very nice place to  More

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Cost of living, especially utilities is high. Even have a 'special' gas surcharge at the pump for those living (and buying) in lower Fairfield County. At the same time  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 18 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 20 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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