Helena West Side is a city of approximately 1,600 people in Montana, United States. Located in the Mountain Time Zone at 46.6°N latitude.
In 2025, Helena West Side recorded an average annual temperature of 46°F — about 0.7°F above the 30-year normal of 46°F. The hottest day reached 90°F in July; the coldest was -25°F in February. Total precipitation was 24 inches (wetter than usual). Snowfall totaled 24 inches, below the 37-inch average. The wettest month was December.
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