2025 Compare Cities Climate:
Oak Brook, IL vs Radnor, PA

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Highlights
- Radnor has 24.8% more rainy days than Oak Brook.
- Radnor has 8.5% more Sunny Days than Oak Brook.
- On the BestPlaces comfort index, Radnor scores 4.3% better than Oak Brook
 Oak Brook, ILRadnor, PAUnited States
 Rainfall  Unlock4838
 Snowfall31  Unlock28
 Precipitation  Unlock116106
 Sunny188  Unlock205
 Avg. July High  Unlock8786
 Avg. Jan. Low15  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index3.4  Unlock4.3
 Elevation  Unlock4302443
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