| < August >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Portland, Maine in August is warm at 19.6 °C (67.28 °F).
- Afternoons can be fairly hot with average high temperatures reaching 25.2 °C (77.4 °F).
- Overnight temperatures are generally mild with an average low of 13.9 °C (57 °F).
- The average diurnal temperature range/ variation in August is 11.3 °C (20.3 °F).
- The weather in August is somewhat dry with rain at times. Just 72.9mm (2.9in) of fluid is unloaded during on average 10 days.
- In August the skies in Portland, Maine are sunny with an average of a considerable 9:23 of magnificent solar radiation per day.
- The shortest day is 13:14 long and the longest day is 14:35 long with an average length of 13:56.
- There are approximately 4:22 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 68.2% of daylight hours and cloudy 31.8% of daylight hours.
Check the distance to and compare the Portland, Maine August averages with somewhere beginning with:
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Weather Trend Graph for August in Portland, Maine, Usa
Navigate to August Weather in Locations Surrounding Portland, Maine:
- Saint Johnsbury, Vt, Usa - 160.4 kms (99.7 miles) WNW
- Mount Washington, Nh, Usa - 104.4 kms (64.9 miles) NW
- Bethlehem, Nh, Usa - 140.5 kms (87.3 miles) WNW
- Hanover, Nh, Usa - 140.5 kms (87.3 miles) WNW
- Chelsea, Vt, Usa - 175.1 kms (108.8 miles) WNW
- Durham, Nh, Usa - 91 kms (56.5 miles) SW
- Keene, Nh, Usa - 154.2 kms (95.8 miles) WSW
- Lawrence, Ma, Usa - 91 kms (56.5 miles) SW
- Boston, Massachusetts, Usa - 154.1 kms (95.8 miles) SSW
- Framingham, Ma, Usa - 175.9 kms (109.3 miles) SSW
- Milton/ Blue Hill, Ma, Usa - 172.2 kms (107 miles) SSW