2025 Compare Cities Climate:
Mountain View, CA vs Castro Valley, CA

Change Cities
Highlights
- Castro Valley has 37.4% more rainy days than Mountain View.
- Castro Valley has 2.0% more Sunny Days than Mountain View.
- On the BestPlaces comfort index, Castro Valley scores 2.3% worse than Mountain View
 Mountain View, CACastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall0  Unlock28
 Precipitation  Unlock66106
 Sunny256  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low41  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index5.1  Unlock4.3
 Elevation  Unlock1612443
Reviews for Mountain View    15 Reviews

Over 5 years ago

It’s  More

   |    Reply

I've lived here 25 years. Perfect climate. Very central for employment opportunities. Really great schools. 45 min to San Fran, 45 min to Santa Cruz beach. Shoreline  More

   |    Reply

Over 15 years ago

I was born and raised in Mountain View. I used to really like this city, and California. Unfortunately, the city (along with the state) has been over run with high  More

   |    Reply

Start Your Review of Mountain View

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


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.