2025 Compare Cities Climate:
San Mateo, CA vs Portland, OR

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Highlights
- Portland has 75.4% more rainy days than San Mateo.
- Portland has 45.7% less Sunny Days than San Mateo.
- On the BestPlaces comfort index, Portland scores 11.8% worse than San Mateo
 San Mateo, CAPortland, ORUnited States
 Rainfall  Unlock4338
 Snowfall0  Unlock28
 Precipitation  Unlock156106
 Sunny265  Unlock205
 Avg. July High  Unlock8186
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock7.57
 UV Index4.9  Unlock4.3
 Elevation  Unlock332443
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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Reviews for Portland    386 Reviews

I lived in Portland for 19 years (I've also lived in Boise, ID, the Bay Area, Austin, TX and now Nampa, ID). It drives me nuts when people try to give a large city a  More

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One of the best cities in America. Food scene is the best in the world. Weather is preferable over places where you have the same weather year round. I enjoy the  More

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I moved from Houston to Portland about a year ago. I remember reading the reviews on here and it making me second guess moving before I did, so I wanted to come back and  More

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