2025 Compare Cities Climate:
Portland, ME vs Diamond Bar, CA

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Highlights
- Diamond Bar has 61.6% less rainy days than Portland.
- Diamond Bar has 40.9% more Sunny Days than Portland.
- On the BestPlaces comfort index, Diamond Bar scores 35.4% better than Portland
 Portland, MEDiamond Bar, CAUnited States
 Rainfall  Unlock1938
 Snowfall61  Unlock28
 Precipitation  Unlock32106
 Sunny203  Unlock205
 Avg. July High  Unlock9186
 Avg. Jan. Low11  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index2.8  Unlock4.3
 Elevation  Unlock6962443
Reviews for Portland    35 Reviews

Used to be great before the pandemic. Now people from out of state have ruined it by paying New York prices for real estate site unseen. Why would you live in Maine when  More

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Over 4 years ago

I have never lived here but the lack of Jimmy John’s is depressing and makes me wish I was deceased.  More

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Reggie · 
Over 7 years ago

I found out I was allergic to corn on the cob here. I would give Portland twelve thumbs downs if I could. My friend told me there was a subway here and I thought he  More

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Reviews for Diamond Bar    3 Reviews

Over 14 years ago

Beautiful city and great place to raise a family. The worst part of Diamond Bar would be some of the best places to live in other cities. Diamond Bar has some of the  More

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Over 14 years ago

The city is centrally located to riverside, San Bernardino, Orange County and Downtown La. It is very scenic with beautiful hills, great schools and within easy reach,  More

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Over 15 years ago

This is a very quiet area about 30 mile east of downtown Los Angeles. I'm a bit concerned about what effect a possible new NFL stadium in the City of Industry CA will  More

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