2025 Compare Cities Climate:
Castle Rock, CO vs South San Francisco, CA

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Highlights
- South San Francisco has 16.7% more rainy days than Castle Rock.
- South San Francisco has 6.6% more Sunny Days than Castle Rock.
- On the BestPlaces comfort index, South San Francisco scores 16.7% better than Castle Rock
 Castle Rock, COSouth San Francisco, CAUnited States
 Rainfall  Unlock2238
 Snowfall78  Unlock28
 Precipitation  Unlock68106
 Sunny243  Unlock205
 Avg. July High  Unlock6786
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index4.8  Unlock4.3
 Elevation  Unlock162443
Reviews for Castle Rock    12 Reviews

My fiance and I moved here in 2018 shortly after finishing college. I work in Colorado Springs and she works in the Denver area, so Castle Rock was practically our only  More

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Over 7 years ago

I have always been mobile for my career, until I moved to Castle Rock. I've lived in in multiple cities in the Midwest including Chicago and have visited nearly every  More

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Over 11 years ago

we have four seasons, and the rockies are only two hrs.away. so for the outdoors enthusist sking or hiking is like no other place you have been or seen it is hard 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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