Mild
Average highs are around 25°C, so days are mild rather than hot.
August verdict
Portland, Maine, United States in August
Weather score61Good
Good for holiday weather
Average highs are around 25°C, so days are mild rather than hot. Sunshine averages 8.4h per day, so bright days are a strong part of the month. Rainfall averages 75mm, which is relatively low for holiday planning.
August weather
Monthly averages
Temp
25°C
Rain
75mm
Sun
8.4h
Sea
18°C
Weather score
61
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 75mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.4h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Weather map
Compare Portland, Maine, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August25°C average high
August is one of Portland's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August75mm average rain
August is one of Portland's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August8.4 hours average sun
August is brighter than Portland's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August18°C average sea
August is one of Portland's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 17°C in this stretch, so swimming comfort is at its strongest.
Weather score
August61 weather score
August is one of Portland's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
Hotels in Portland, Maine, United States
Marriott
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The Ritz-Carlton, PortlandPortland, Oregon, USA
The Nines, a Luxury Collection Hotel, PortlandPortland, Oregon, USA
Portland Marriott Downtown WaterfrontPortland, Oregon, USA
The Bidwell Marriott PortlandPortland, Oregon, USA
The Westin Portland HarborviewPortland, Maine, USA
Sheraton Portland Airport HotelPortland, Oregon, USA