Portland weather in July 2024

Expect 79°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Portland in July. Check more long-term weather averages for Portland in July before you book your next holiday to Maine in 2024/2025.

  • 79°F maximum daytime temperature in July in Portland79
    79°F max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in July in Portland10
    10 days with some rainfall
  • 59°F minimum night-time temperature in July in Portland59
    59°F min night temperature
  • 15 hours of daylight per day in July in Portland15
    15 hours of daylight per day
  • Low heat & humidity in July in PortlandL
    Low heat & humidity
  • 3.0 inches monthly rainfall in July in Portland3.0
    3.0 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in July in Portland8
    8 (Very High) UV index
  • 61°F sea temperature in July in Portland61
    61°F sea temperature

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The July weather guide for Maine (Portland) 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.

Metric (°C)  |  Imperial (°F)

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How hot is it in Portland in July?

Daytime temperatures usually reach 79°F in Portland in July with low heat and humidity, falling to 59°F at night.

How sunny is it in Portland in July?

There are normally 9 hours of bright sunshine each day in Portland in July - that's 59% of daylight hours.

How warm is the sea around Portland in July?

The average sea temperature around Portland in July is 61°F.

Does it rain in Portland in July?

There are usually 10 days with some rain in Portland in July and the average monthly rainfall is 3.0 inches.

Portland July sunrise & sunset times

Browse the sunrise and sunset times for Portland in July 2024. Select a month to view Portland sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st July 2024 05:04 20:26
Tuesday, 16th July 2024 05:15 20:19
Wednesday, 31st July 2024 05:30 20:04

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