2025 Compare Cities Climate:
Helena, MT vs Casa Grande, AZ

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Highlights
- Casa Grande has 29.4% less rainy days than Helena.
- Casa Grande has 56.1% more Sunny Days than Helena.
- On the BestPlaces comfort index, Casa Grande scores 9.1% better than Helena
 Helena, MTCasa Grande, AZUnited States
 Rainfall  Unlock938
 Snowfall42  Unlock28
 Precipitation  Unlock32106
 Sunny189  Unlock205
 Avg. July High  Unlock10786
 Avg. Jan. Low14  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index3.9  Unlock4.3
 Elevation  Unlock13982443
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 Casa Grande    13 Reviews

Casa Grande i have visited a few times recently, i can say while it is a good town and it is growing here and there in small pockets. it is business friendly as noticed  More

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I’ve lived in Casa Grande for 47 years. The first 37 I would have given it 4 start and said I loved the place. The past ten years this city has become a haven for those  More

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Over 11 years ago

I moved to Casa Grande from Washington state in November 2011. The first thing I realized was that the rent here for a modest but comfortable 3 bed 2 bath house (my home  More

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