2025 Compare Cities Climate:
Union, NJ vs Mountainside, NJ

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Highlights
- Mountainside has 0.6% less rainy days than Union.
- Mountainside has 1.5% more Sunny Days than Union.
- On the BestPlaces comfort index, Mountainside scores 1.4% better than Union
 Union, NJMountainside, NJUnited States
 Rainfall  Unlock5038
 Snowfall28  Unlock28
 Precipitation  Unlock119106
 Sunny204  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index3.6  Unlock4.3
 Elevation  Unlock1442443
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