August weather forecast
Waterville, ME

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Weather in August

August continues the summer rhythm but with a slightly mellower tone in Waterville. August's temperature varies from 55.4°F (13°C) to 76.5°F (24.7°C), making it a warm month but not as hot as July. Transferring to September, residents notice a sizeable drop in temperature coupled with a decrease in daylight hours. Nevertheless, the decline does not disrupt the continuation of outdoor activities which August is renowned for. Overall, August stands as a balanced summer month, combining warmth, sunshine, and adequate rainfall, contributing to its charm.

Temperature

August's weather in Waterville displays an average high-temperature of a still moderately hot 76.5°F (24.7°C), slightly varied from July's 77°F (25°C). Throughout the month of August, the nighttime temperature in Waterville, Maine, dips to an average of 55.4°F (13°C).

Humidity

In Waterville, the average relative humidity in August is 81%.

Rainfall

In Waterville, in August, it is raining for 13.5 days, with typically 2.2" (56mm) of accumulated precipitation. In Waterville, during the entire year, the rain falls for 140.4 days and collects up to 28.35" (720mm) of precipitation.

Snowfall

June through September are months without snowfall in Waterville.

Daylight

In August, the average length of the day is 13h and 59min.
On the first day of the month, sunrise is at 5:26 am and sunset at 8:03 pm. On the last day of August, in Waterville, sunrise is at 6:00 am and sunset at 7:16 pm EDT.

Sunshine

With an average of 9.8h of sunshine, August has the most sunshine of the year in Waterville.

UV index

The months with the highest UV index in Waterville are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What are August temperatures in Waterville?

The high-temperature, in August, in Waterville, records 76.5°F (24.7°C), while the low-temperature is 55.4°F (13°C).

What is the average humidity in August in Waterville?

The average relative humidity in August in Waterville is 81%.

How much does it rain in Waterville in August?

In August, the rain falls for 13.5 days. Throughout August, 2.2" (56mm) of precipitation is accumulated.

When it does not snow in Waterville?

In Waterville, Maine, snow does not fall in June through September.

How many hours of daylight does Waterville have in August?

In Waterville, Maine, the average day length in August is 13h and 59min.

What time are sunrise and sunset in August in Waterville?

In August, on the first day of the month, sunrise is at 5:26 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:16 pm EDT.

What month has the most sunshine in Waterville?

The month with the most sunshine in Waterville is August, with an average of 9.8h of sunshine.

How long on average sun shines in August in Waterville?

The average sunshine duration in August is 9.8h.

What are the months with the highest UV index in Waterville?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the UV index reading in August in Waterville?

In Waterville, Maine, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Waterville, ME

Average temperature in August - Waterville, ME
  • Average high temperature in August: 76.5°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (25.3°F).

  • Average low temperature in August: 55.4°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in August
Waterville, ME

Average pressure in August - Waterville, ME
  • Average pressure in August: 29.96"Hg

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Waterville, ME

Average wind speed in August - Waterville, ME
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Waterville, ME

Average humidity in August - Waterville, ME
  • Average humidity in August: 81%

The months with the highest relative humidity are February and March (85%).
The months with the lowest relative humidity are April and November (78%).

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Average rainfall in August
Waterville, ME

Average rainfall in August - Waterville, ME
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is April (3.03").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in August
Waterville, ME

Average rainfall days in August - Waterville, ME
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (5.6 days).

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Average snowfall in August
Waterville, ME

Average snowfall in August - Waterville, ME
  • Average snowfall in August: 0"

The month with the highest snowfall is January (8.07").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Waterville, ME

Average snowfall days in August - Waterville, ME
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Waterville, ME

Average daylight in August / Average sunshine in August - Waterville, ME
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in August
Waterville, ME

Average sunshine days in August - Waterville, ME
  • Average sunshine days in August: 15 days

The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.5 days).

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Average UV index in August
Waterville, ME

Average UV index in August - Waterville, 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, October, November and December (UV index 2).

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Average cloud cover in August
Waterville, ME

Average cloud cover in August - Waterville, ME
  • Average cloud cover in August: 40

The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 40).

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Average visibility in August
Waterville, ME

Average visibility in August - Waterville, ME
  • Average visibility in August: 4mi

The months with the highest visibility are November and December (6mi).
The month with the lowest visibility is August (4mi).

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Waterville, Maine, USA

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