2026 Compare Cities Climate:
Greenwich, CT vs Portland, ME

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Highlights
- Portland has 3.9% less rainy days than Greenwich.
- Portland has 6.8% more Sunny Days than Greenwich.
- On the BestPlaces comfort index, Portland scores 8.5% worse than Greenwich
 Greenwich, CTPortland, MEUnited States
 Rainfall  Unlock4938
 Snowfall30  Unlock28
 Precipitation  Unlock128106
 Sunny190  Unlock205
 Avg. July High  Unlock7986
 Avg. Jan. Low21  Unlock22
 Comfort Index (higher=better)  Unlock6.57
 UV Index3.4  Unlock4.3
 Elevation  Unlock622443
Reviews for Greenwich    2 Reviews

Over 18 years ago

Cost of Living is very high. If you can afford it, this is a very nice place to  More

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Cost of living, especially utilities is high. Even have a 'special' gas surcharge at the pump for those living (and buying) in lower Fairfield County. At the same time  More

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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 5 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 8 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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