Maine weather in August 2025

Expect 25°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Maine in August. Check more long-term weather averages for Maine in August before you book your next holiday to Maine in 2025/2026.

  • 25°C maximum daytime temperature in August in Maine (Augusta)25
    25°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in August in Maine (Augusta)11
    11 days with some rainfall
  • 14°C minimum night-time temperature in August in Maine (Augusta)14
    14°C min night temperature
  • 14 hours of daylight per day in August in Maine (Augusta)14
    14 hours of daylight per day
  • Low heat & humidity in August in Maine (Augusta)L
    Low heat & humidity
  • 84 mm monthly rainfall in August in Maine (Augusta)84
    84 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in Maine (Augusta)7
    7 (High) UV index

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The August weather guide for Maine (Augusta) 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.

Top Maine destinations

Below are average maximum temperatures at popular countries, regions and places in Maine in August. Select a holiday destination to see more weather parameters.

All Maine destinations

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

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How hot is it in Maine in August?

Daytime temperatures usually reach 25°C in Augusta, Maine in August with low heat and humidity, falling to 14°C at night.

How sunny is it in Maine in August?

There are normally 8 hours of bright sunshine each day in Augusta, Maine in August - that's 56% of daylight hours.

Does it rain in Maine in August?

There are usually 11 days with some rain in Augusta, Maine in August and the average monthly rainfall is 84mm.

What is the chance of a hurricane in Maine in August?

On average less than 1 day in August in Augusta, Maine is likely to be affected by the passage of one or more tropical storms.

Maine August sunrise & sunset times

Browse the sunrise and sunset times for Maine in August 2025. Select a month to view Maine sunrise and sunset times for the next 12 months. The Maine sunrise and sunset times shown below are for Augusta.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:27 19:03
Saturday, 16th August 2025 04:44 18:42
Sunday, 31st August 2025 05:01 18:17

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