2025 Compare Cities Climate:
Brentwood, CA vs Helena, MT

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Highlights
- Helena has 13.1% less rainy days than Brentwood.
- Helena has 27.3% less Sunny Days than Brentwood.
- On the BestPlaces comfort index, Helena scores 22.4% worse than Brentwood
 Brentwood, CAHelena, MTUnited States
 Rainfall  Unlock1338
 Snowfall0  Unlock28
 Precipitation  Unlock90106
 Sunny260  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low40  Unlock22
 Comfort Index (higher=better)  Unlock6.67
 UV Index5.4  Unlock4.3
 Elevation  Unlock40452443
Reviews for Brentwood    6 Reviews

Brentwood, 50 miles east of San Francisco, has a great climate. We are in a valley, east of Mount Diablo. We get a few weeks of pretty hot days - 100+, but the rest of  More

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Over 15 years ago

I love living in Brentwood. Our city planners and workers have done an excellent job in creating a beautiful city filled with trees, parks, well- planned communities,  More

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We moved to a new “Active Adults” (over 55) housing development in Brentwood about 6 years ago. The location is great if you like to fish, go pleasure-boating, or water  More

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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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