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Portland weather in September 2020
- 2121°C max day temperature
- 99 days with some rainfall
- 1010°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 8181 mm of monthly rainfall
- 55 (Moderate) UV index
- 1515°C sea temperature
The September weather guide for Portland, Maine shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Portland in September?
Daytime temperatures usually reach 21°C in Portland in September, falling to 10°C at night.
How sunny is it in Portland in September?
There are normally 7 hours of bright sunshine each day in Portland in September - that's 59% of daylight hours.
How warm is the sea around Portland in September?
The average sea temperature around Portland in September is 15°C.
Does it rain in Portland in September?
There are usually 9 days with some rain in Portland in September and the average monthly rainfall is 81mm.
What is the chance of a hurricane in Portland in September?
On average less than 1 day in September in Portland is likely to be affected by the passage of one or more tropical storms.
Portland sunrise & sunset times for September 2020
Browse the sunrise & sunset times for Portland in September 2020. Select a month to view Portland sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st September 2020||06:05||19:16|
|Tuesday, 15th September 2020||06:21||18:50|
|Wednesday, 30th September 2020||06:38||18:23|
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Metric (°C / mm) | Imperial (°F / inches)
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Where's hot in Maine in September?
Below are average maximum temperatures at popular destinations in Maine in September. Select a destination to see more weather parameters.
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