October weather forecast
Marietta, OH

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Weather in October

October, like September, in Marietta, Ohio, is another enjoyable autumn month, with an average temperature ranging between min 46°F (7.8°C) and max 64.4°F (18°C).

Temperature

The arrival of October indicates a decrease in the average high-temperature, moving from a moderately hot 77.9°F (25.5°C) in September to a comfortable 64.4°F (18°C). In the month of October, the average temperature in Marietta, Ohio, dips to a frosty 46°F (7.8°C) during the night.

Humidity

The average relative humidity in October is 78%.

Rainfall

In Marietta, during October, the rain falls for 10.8 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Marietta, during the entire year, the rain falls for 156.1 days and collects up to 24.8" (630mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows in Marietta, Ohio. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 31.3 snowfall days, and 9.37" (238mm) of snow is accumulated.

Daylight

In October, the average length of the day in Marietta, Ohio, is 11h and 9min.
On the first day of October in Marietta, sunrise is at 7:22 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 6:25 pm EDT.

Sunshine

In Marietta, the average sunshine in October is 5.9h.

UV index

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In October, the maximum UV index of 3 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What are October temperatures in Marietta?

In October, in Marietta, the average high-temperature is 64.4°F (18°C), and the average low-temperature is 46°F (7.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is appraised at 93.2°F (34°C).

What is the average humidity in October in Marietta?

In Marietta, the average relative humidity in October is 78%.

How much does it rain in Marietta in October?

In Marietta, in October, it is raining for 10.8 days, with typically 1.57" (40mm) of accumulated precipitation.

When does it start snowing in Marietta?

October is the first month it typically snows in Marietta, Ohio. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Marietta have in October?

The average day length in October in Marietta is 11h and 9min.

When is the sunrise / sunset in October in Marietta?

In October, on the first day of the month, sunrise is at 7:22 am and sunset at 7:07 pm. On the last day of the month, in Marietta, sunrise is at 7:53 am and sunset at 6:25 pm EDT.

How many hours of sunshine does Marietta have in October?

In October, the average sunshine duration is 5.9h.

How high is the UV index in October in Marietta?

In October, the average daily maximum UV index in Marietta, Ohio, is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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 October
Marietta, OH

Average temperature in October - Marietta, OH
  • Average high temperature in October: 64.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in October: 46°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in October
Marietta, OH

Average pressure in October - Marietta, OH
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in October
Marietta, OH

Average wind speed in October - Marietta, OH
  • Average wind speed in October: 5.4mph

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in October
Marietta, OH

Average humidity in October - Marietta, OH
  • Average humidity in October: 78%

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July and August (76%).

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Average rainfall in October
Marietta, OH

Average rainfall in October - Marietta, OH
  • Average rainfall in October: 1.57"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in October
Marietta, OH

Average rainfall days in October - Marietta, OH
  • Average rainfall days in October: 10.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in October
Marietta, OH

Average snowfall in October - Marietta, OH
  • Average snowfall in October: 0.16"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Marietta, OH

Average snowfall days in October - Marietta, OH
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Marietta, OH

Average daylight in October / Average sunshine in October - Marietta, OH
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in October
Marietta, OH

Average sunshine days in October - Marietta, OH
  • Average sunshine days in October: 18.4 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in October
Marietta, OH

Average UV index in October - Marietta, OH
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Marietta, OH

Average cloud cover in October - Marietta, OH
  • Average cloud cover in October: 43

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in October
Marietta, OH

Average visibility in October - Marietta, OH
  • Average visibility in October: 5mi

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

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Marietta, Ohio, USA

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