August weather forecast
Marietta, NY

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Weather in August

August, the last month of the summer in Marietta, is another warm month, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 76.5°F (24.7°C).

Temperature

Marietta notes an average high-temperature of a still moderately hot 76.5°F (24.7°C) in August, hardly diverging from July. The average low-temperature of 57.7°F (14.3°C) is witnessed in Marietta during August.

Humidity

In August, the average relative humidity is 81%.

Rainfall

In Marietta, in August, it is raining for 13.9 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 137.8 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Marietta, the average length of the day in August is 13h and 53min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:25 pm. On the last day of August, sunrise is at 6:29 am and sunset at 7:41 pm EDT.

Sunshine

In Marietta, the average sunshine in August is 10h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Marietta. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 5 in August leads to these guidelines:
Exercise prevention - Warding off sunburn is urged. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the average August temperature in Marietta?

In August, the average high-temperature and low-temperature in Marietta are 76.5°F (24.7°C) and 57.7°F (14.3°C) respectively.

What is the average humidity in August in Marietta?

In August, the average relative humidity is 81%.

How many days does it rain in August in Marietta?

In Marietta, in August, it is raining for 13.9 days, with typically 1.14" (29mm) of accumulated precipitation.

When it does not snow in Marietta?

June through September are months without snowfall in Marietta.

How many hours of daylight does Marietta have in August?

In Marietta, New York, the average day length in August is 13h and 53min.

What time are sunrise and sunset in August in Marietta?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:25 pm. On the last day of the month, in Marietta, sunrise is at 6:29 am and sunset at 7:41 pm EDT.

How many hours of sunshine does Marietta have in August?

In August, the average sunshine duration in Marietta is 10h.

When is the highest UV index in Marietta?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Marietta.

What is the UV index reading in August in Marietta?

In August, the average daily maximum UV index in Marietta, New York, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from 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
Marietta, NY

Average temperature in August - Marietta, NY
  • Average high temperature in August: 76.5°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in August: 57.7°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure in August
Marietta, NY

Average pressure in August - Marietta, NY
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Marietta, NY

Average wind speed in August - Marietta, NY
  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6mph).

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Average humidity in August
Marietta, NY

Average humidity in August - Marietta, NY
  • Average humidity in August: 81%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).

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Average rainfall in August
Marietta, NY

Average rainfall in August - Marietta, NY
  • Average rainfall in August: 1.14"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is September (0.67").

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Average rainfall days in August
Marietta, NY

Average rainfall days in August - Marietta, NY
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in August
Marietta, NY

Average snowfall in August - Marietta, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Marietta, NY

Average snowfall days in August - Marietta, NY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.1 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
Marietta, NY

Average daylight in August / Average sunshine in August - Marietta, NY
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

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Average sunshine days in August
Marietta, NY

Average sunshine days in August - Marietta, NY
  • Average sunshine days in August: 13.2 days

The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is February (7.9 days).

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Average UV index in August
Marietta, NY

Average UV index in August - Marietta, NY
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in August
Marietta, NY

Average cloud cover in August - Marietta, NY
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in August
Marietta, NY

Average visibility in August - Marietta, NY
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, July and December (5mi).

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Marietta, New York, USA

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