Maine (Portland)
August
Weather in Maine for August 2026
Your guide to Maine weather in August - trends and predictions
The forecast for the next days in Maine predicts temperatures to be around 24 °F, close to the historical average.
In general, the average temperature in Maine at the beginning of August is 25.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21 °F by the end of August.
Maine experiences moderate rainfall in August, with an average of 10 rainy days and a total precipitation of 37.9 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
21
Dry days
10
Rainy days
0
Snow days
22°/16°
Temperatures
17 km/h
Avg max wind
79 %
Avg humidity
Maine Weather August
Move between months or click on a day
What’s the Weather Like in Maine This August?
Discover the average temperatures and weather trends across Maine’s cities this August.
Temperatures trend during August in Maine
See the weather trend as well as the moving average line
August weather in Maine day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Light rain shower | 24° /17° | 4.1 mm | 7 | |
| Aug. 2 |  Partly cloudy | 25° /18° | 0.2 mm | 8 | |
| Aug. 3 | Light rain shower | 24° /18° | 13.9 mm | 6 | |
| Aug. 4 |  Sunny | 28° /17° | 0 mm | 7.8 | |
| Aug. 5 | Sunny | 24° /18° | 0 mm | 5.3 | |
| Aug. 6 | Partly cloudy | 26° /20° | 0.5 mm | 7.7 | |
| Aug. 7 | Patchy rain possible | 27° /20° | 2.6 mm | 7 | |
| Aug. 8 | Patchy rain possible | 24° /19° | 19 mm | 5 | |
| Aug. 9 | Sunny | 26° /18° | 0 mm | 7 | |
| Aug. 10 | Sunny | 26° /20° | 0 mm | 7 | |
| Aug. 11 | Patchy rain possible | 25° /20° | 2.7 mm | 6 | |
| Aug. 12 |  Fog | 23° /19° | 0.5 mm | 6 | |
| Aug. 13 | Partly cloudy | 24° /19° | 2.1 mm | 6 | |
| Aug. 14 | Sunny | 22° /15° | 1.3 mm | 6 | |
| Aug. 15 | Sunny | 24° /13° | 0 mm | 6 | |
| Aug. 16 | Sunny | 23° /15° | 0 mm | 6 | |
| Aug. 17 | Patchy rain possible | 18° /16° | 1.2 mm | 5 | |
| Aug. 18 | Patchy rain possible | 22° /15° | 0 mm | 6 | |
| Aug. 19 |  Light rain | 20° /16° | 2.3 mm | 5 | |
| Aug. 20 | Light rain shower | 19° /14° | 4.5 mm | 4 | |
| Aug. 21 | Patchy rain possible | 17° /12° | 0.9 mm | 4 | |
| Aug. 22 | Light rain shower | 22° /11° | 2.4 mm | 5 | |
| Aug. 23 | Partly cloudy | 23° /14° | 0 mm | 6 | |
| Aug. 24 | Sunny | 23° /16° | 0 mm | 6 | |
| Aug. 25 | Partly cloudy | 22° /17° | 0 mm | 5 | |
| Aug. 26 |  Thundery outbreaks possible | 23° /16° | 0.8 mm | 5 | |
| Aug. 27 | Partly cloudy | 23° /15° | 0 mm | 6 | |
| Aug. 28 | Light rain | 19° /15° | 0.5 mm | 5 | |
| Aug. 29 | Sunny | 20° /14° | 2 mm | 5 | |
| Aug. 30 | Sunny | 19° /13° | 0 mm | 5 | |
| Aug. 31 | Patchy light rain | 21° /13° | 0.9 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Maine in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Maine forecast closer to your planned date for the most up-to-date weather information.
Change Month
Maine in August - FAQ
What are the expected maximum and minimum temperatures in Maine during August?
During August, expect a variety of temperatures with highs around 22° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Maine during August?
In August, Maine can expect light to moderate rainfall, totaling 37.9 mm across approximately 10 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Maine during August?
The average wind speed in Maine during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Maine
Explore the daily rainfall trends and prepare for Maines August weather 💧
Typically, Maine has 10 rainy days in August with a total of 37.9 mm of rainfall.
UV exposure in Maine during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Counties in Maine
Select a county for an accurate weather forecast
Top locations in Maine
Select a location for an accurate weather forecast
More Locations Quick links
More Maine weather pages
You are here
Where is Maine?Get accurate weather forecasts for Maine, located at latitude 43.657 and longitude -70.259. Stay updated with localized weather information tailored for Maine.
Found a mistake?
We appreciate your attention to details. Tell us here.