2025 Compare Cities Climate:
Half Moon Bay, CA vs Castro Valley, CA

Change Cities
Highlights
- Castro Valley has 10.1% less rainy days than Half Moon Bay.
- Castro Valley has 0.8% more Sunny Days than Half Moon Bay.
- On the BestPlaces comfort index, Castro Valley scores 3.6% better than Half Moon Bay
 Half Moon Bay, CACastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall0  Unlock28
 Precipitation  Unlock66106
 Sunny259  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index4.9  Unlock4.3
 Elevation  Unlock1612443
Reviews for Half Moon Bay    3 Reviews

HMB has one of the best climates in the world. It also has some very good restaurants. You have the ocean on one side and scenic foothills to the east.It would be heaven  More

   |    Reply

Over 19 years ago

Rural coastal living in a great community close to San Francisco and Silicon  More

   |    Reply

Over 20 years ago

I lived in HMB for 17 years and loved (almost) every minute there. Beautiful hills to the east of the town and the Pacific ocean to the west. Close to San Francisco,  More

   |    Reply

Start Your Review of Half Moon Bay

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.