2025 Compare Cities Climate:
Waltham, MA vs Sunnyvale, CA

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Highlights
- Sunnyvale has 67.7% less rainy days than Waltham.
- Sunnyvale has 32.0% more Sunny Days than Waltham.
- On the BestPlaces comfort index, Sunnyvale scores 27.5% better than Waltham
 Waltham, MASunnyvale, CAUnited States
 Rainfall  Unlock1538
 Snowfall50  Unlock28
 Precipitation  Unlock63106
 Sunny197  Unlock205
 Avg. July High  Unlock8086
 Avg. Jan. Low17  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index3.5  Unlock4.3
 Elevation  Unlock1252443
Reviews for Waltham    2 Reviews

Over 15 years ago

My husband and I moved from west of Worcester to Waltham a few months ago and are really enjoying life here. We're situated in an apartment close to Moody Street and  More

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Waltham is home to two well respected colleges/universities: Bentley and Brandeis. That, however, is not all. For within half an hour or so, by commuter train or car,  More

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Reviews for Sunnyvale    14 Reviews

At this point, I would only recommend moving to silicon valley for the job market. Sure, the weather is great and the restaurants offer huge variety. But the costs of  More

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Like previous reviewer, tech company's tyranny over city gov and quality of living has negatively impacted a fantastic place to live. Climate, while super, is grossly  More

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I've lived here for 40 years. While the weather is fabulous, For the past ten years of high density housing mostly needed to house thousands of a young up coming tech  More

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