Portland weather in March 2020

  • 6°C maximum daytime temperature in March in Portland6
    6°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in March in Portland11
    11 days with some rainfall
  • -4°C minimum night-time temperature in March in Portland-4
    -4°C min night temperature
  • 12 hours of daylight per day in March in Portland12
    12 hours of daylight per day
  • No heat & humidity in March in Portland0
    No heat & humidity
  • 99 mm monthly rainfall in March in Portland99
    99 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Portland3
    3 (Moderate) UV index
  • 3°C sea temperature in March in Portland3
    3°C sea temperature
  • Top deals & discounts
  • Portland weather overview
  • Portland climate averages by month
  • More destinations
  • Best time to go to Portland
  • Portland 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The March 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.

  • Save up to 15% on Avis car hire for USA
  • Offer available at participating locations in the USA
  • Plus receive 25-65% discount on designer shopping
  • Avis discount code excludes Car Group X
Show discount codeShow discount code ******101

Expires at 23:59 on Wednesday 31st Mar 2021 · View all Avis offers

How cold is it in Portland in March?

Daytime temperatures usually reach 6°C in Portland in March, falling to -4°C at night.

How sunny is it in Portland in March?

There are normally 6 hours of bright sunshine each day in Portland in March - that's 53% of daylight hours.

Is the sea cold around Portland in March?

The average sea temperature around Portland in March is 3°C.

Does it rain in Portland in March?

There are usually 11 days with some rain in Portland in March and the average monthly rainfall is 99mm.

Portland sunrise & sunset times for March 2020

Browse the sunrise & sunset times for Portland in March 2020. Select a month to view Portland sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Sunday, 1st March 2020 06:17 17:30
Monday, 16th March 2020 06:51 18:49
Tuesday, 31st March 2020 06:23 19:07
  • Save up to 60% on hotels with Priceline Express Deals
  • Search for cheap hotel deals by city or airport
  • Filter deals by star rating, price, amenities & hotel area

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Discover more about the USA

Where's warm in Maine in March?

Below are average maximum temperatures at popular destinations in Maine in March. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.