Portland weather in October (Maine, United States of America)

Curious about the climate in Portland this October? Use this page to get an overview of the month’s weather conditions.

Temperatures

During October, Portland usually has moderate temperatures and high rainfall. Daytime temperatures generally peak at 15°C, but after sunset, they often decrease to around 6°C.

Precipitation

Portland in October usually receives high rainfall, averaging around 151 mm for the month. Historically, approximately 12 days this month are expected to have rain.

Average sunshine

Expect a moderate amount of sunlight, with approximately 187 hours. This means a pleasant mix of sun and clouds.

In case you lean more towards enjoying temperate temperatures and rain-free days June, July, August and September typically offer the most optimal weather. In contrast, January, February, March, April, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Portland climate page with graphs.

 

Portland, monthly averages in October

Min Temperature 6°C  

Max Temperature 15°C  

Water Temperature 13°C  

Chance of Rain 40%  

Precipitation 151 mm  

Rainy days 12 days  

Humidity 74%  

Sunshine 187 hours  

Percentage Sunshine 57%  

Where to go in the United States of America in October

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay. With a water temperature of around 13°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

3/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Portland.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.