2025 Compare Cities Climate:
Helena, MT vs Grass Valley, CA

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Highlights
- Grass Valley has 336.5% more rainy days than Helena.
- Grass Valley has 28.6% more Sunny Days than Helena.
- On the BestPlaces comfort index, Grass Valley scores 19.7% better than Helena
 Helena, MTGrass Valley, CAUnited States
 Rainfall  Unlock5538
 Snowfall42  Unlock28
 Precipitation  Unlock84106
 Sunny189  Unlock205
 Avg. July High  Unlock8786
 Avg. Jan. Low14  Unlock22
 Comfort Index (higher=better)  Unlock7.97
 UV Index3.9  Unlock4.3
 Elevation  Unlock24112443
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 Grass Valley    15 Reviews

I've lived many places in California. I've now lived in Grass Valley for 2 years. Grass Valley and it's sister Nevada City are adorable little towns full of history and  More

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Grass valley has become a sad place to live. I was born and raised here and can no longer afford to raise my small family here. Look up the median annual wage and the  More

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I'm 25 years old and I've lived in this town all of my life, and I'm saving every single dollar I make to leave here and never come back. It's a shame, because at one  More

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