August weather forecastSouth Thomaston, ME
August
Weather in August
The last month of the summer, August, is a pleasant month in South Thomaston, Maine, with an average temperature ranging between min 60.6°F (15.9°C) and max 68.7°F (20.4°C).Temperature
In South Thomaston, Maine, the month of August registers the highest temperatures, averaging 68.7°F (20.4°C) at the peak and 60.6°F (15.9°C) at the lowest.Humidity
In August, the average relative humidity in South Thomaston is 84%.Rainfall
In South Thomaston, in August, it is raining for 12.1 days, with typically 1.97" (50mm) of accumulated precipitation. In South Thomaston, during the entire year, the rain falls for 144.8 days and collects up to 30.63" (778mm) of precipitation.Snowfall
May through October are months without snowfall in South Thomaston, Maine.Ocean temperature
August is the month with the warmest seawater in South Thomaston, Maine, with an average ocean temperature of 60.4°F (15.8°C).Note: For most individuals, swimming in 60.4°F (15.8°C) is not enjoyable. As the water temperature decreases from 69.8°F (21°C) to 59°F (15°C), breathing control becomes increasingly difficult.
Daylight
In South Thomaston, the average length of the day in August is 13h and 58min.On the first day of August, sunrise is at 5:25 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:13 pm EDT.
Sunshine
With an average of 10.5h of sunshine, August has the most sunshine of the year.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 5 in August translates into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
South Thomaston, ME
- Average high temperature in August: 68.7°F
The warmest month (with the highest average high temperature) is August (68.7°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in August: 60.6°F
The month with the highest average low temperature is August (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in August
South Thomaston, ME
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
South Thomaston, ME
- Average wind speed in August: 8.2mph
The windiest month (with the highest average wind speed) is January (14.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.2mph).
Average humidity in August
South Thomaston, ME
- Average humidity in August: 84%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (75%).
Average rainfall in August
South Thomaston, ME
- Average rainfall in August: 1.97"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in August
South Thomaston, ME
- Average rainfall days in August: 12.1 days
The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in August
South Thomaston, ME
- Average snowfall in August: 0"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
South Thomaston, ME
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in August
South Thomaston, ME
- Average sea temperature in August: 60.4°F
The best month for swimming (with the highest average sea temperature) is August (60.4°F).
The coldest month (with the lowest average sea temperature) is March (37.8°F).
Average daylight in August /
Average sunshine in August
South Thomaston, ME
- Average daylight in August: 14h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 10h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in August
South Thomaston, ME
- Average sunshine days in August: 16.9 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in August
South Thomaston, ME
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
South Thomaston, ME
- Average cloud cover in August: 31
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in August
South Thomaston, ME
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





