2025 Compare Cities Climate:
Hayward, CA vs San Mateo, CA

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Highlights
- San Mateo has 35.6% more rainy days than Hayward.
- San Mateo has 3.1% more Sunny Days than Hayward.
- On the BestPlaces comfort index, San Mateo scores 2.3% worse than Hayward
 Hayward, CASan Mateo, CAUnited States
 Rainfall  Unlock2438
 Snowfall0  Unlock28
 Precipitation  Unlock77106
 Sunny257  Unlock205
 Avg. July High  Unlock7486
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index5.4  Unlock4.3
 Elevation  Unlock462443
Reviews for Hayward    4 Reviews

I've lived in Hayward for 20 years. Traditionally a working  More

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Hetchy Hechy water is very pure,the summers are about 78f..warm enough. Winters are sunny for the most part and by average.One University and one College in this small  More

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Over 11 years ago

convenient BART and bus if you have no  More

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Reviews for San Mateo    12 Reviews

I have lived in San Mateo since 2013. It has seen tremendous growth, lots of new restaurants which have become progressively more high-end though there is ample  More

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I'm a native of California. I have lived in the southern part of the state and the northern part of the state for most of my life. I have spent the last 29 years in  More

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Over 15 years ago

San Mateo has a diverse mix of people, a pleasant climate, a very pleasant downtown park with lots going on, and pretty much whatever you need handy. It's not far to  More

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