2025 Compare Cities Climate:
Castro Valley, CA vs San Francisco, CA

Change Cities
Highlights
- San Francisco has 15.5% more rainy days than Castro Valley.
- San Francisco has 0.8% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, San Francisco scores 1.2% worse than Castro Valley
 Castro Valley, CASan Francisco, CAUnited States
 Rainfall  Unlock2538
 Snowfall0  Unlock28
 Precipitation  Unlock72106
 Sunny261  Unlock205
 Avg. July High  Unlock6786
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index5.4  Unlock4.3
 Elevation  Unlock522443
Reviews for Castro Valley    7 Reviews

CURMUDGEON - THANK YOU for your post. The most important part of your comment is your second paragraph. "Hodge-Podge" is the correct word for a lot of Castro  More

   |    Reply

Over 11 years ago

Kind of rural but close to Oakland and San  More

   |    Reply

Castro Valley is the largest unincorporated "city" in the Bay Area. Over the years, several attempts have been made to incorporate, but they have all been defeated at  More

   |    Reply

Start Your Review of Castro Valley

Reviews for San Francisco    149 Reviews

from a single guy's perspective. let's start this review from 2017. I moved here to be near to my sister who also relocated, and also to attend Cal State East Bay in  More

   |    Reply

I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

   |    Reply

I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

   |    Reply

Start Your Review of San Francisco


Premium Subscription
Includes Cost of Living compares for child care, utilities, transportation, health, taxes, housing for home owners vs renters, weather, insurance premiums and so much more.


The premier source for comprehensive city data for over 30 years.

© Best Places. All rights reserved.