2025 Compare Cities Climate:
Helena, MT vs San Mateo, CA

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Highlights
- San Mateo has 93.7% more rainy days than Helena.
- San Mateo has 40.2% more Sunny Days than Helena.
- On the BestPlaces comfort index, San Mateo scores 28.8% better than Helena
 Helena, MTSan Mateo, CAUnited States
 Rainfall  Unlock2438
 Snowfall42  Unlock28
 Precipitation  Unlock77106
 Sunny189  Unlock205
 Avg. July High  Unlock7486
 Avg. Jan. Low14  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index3.9  Unlock4.3
 Elevation  Unlock462443
Reviews for Helena    17 Reviews

I spent 6 months living on a ranch in the Helena valley. This was during the population boom Montana experienced after covid. Helena has some great mountain biking  More

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Over 3 years ago

We transplanted from Southern California 3 years ago and have never looked back! Living in the small unincorporated town of York Montana located in the Helena nation  More

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Over 5 years ago

I lived here for 16 years. It is a great place to grow  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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