October weather forecast
Marion, IN

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Weather in October

October introduces Marion to the heart of the fall season. Temperatures continue to decline gracefully, and the first hint of winter chill is sensed in the air. The foliage nears peak colors, providing a vibrant backdrop to the cityscape. Despite the reduction in daylight hours, the sunshine remains ample, illuminating the colorful fall scenery. October brings a charm that makes one want to curl up with a warm drink and appreciate the serene beauty of fall.

Temperature

October's arrival coincides with a drop in the average high-temperature, decreasing from September's warm 74.3°F (23.5°C) to an enjoyable 61.7°F (16.5°C). Throughout October, Marion witnesses a consistent average low-temperature of 46.6°F (8.1°C).

Humidity

October is the least humid month, with an average relative humidity of 73%.

Rainfall

In Marion, in October, during 10.4 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, there are 123.4 rainfall days, and 12.64" (321mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow. In Marion, during the entire year, snow falls for 32.4 days and aggregates up to 4.41" (112mm) of snow.

Daylight

The average length of the day in October is 11h and 7min.
On the first day of the month, sunrise is at 7:39 am and sunset at 7:24 pm. On the last day of October, sunrise is at 8:12 am and sunset at 6:40 pm EDT.

Sunshine

In October, the average sunshine is 6.4h.

UV index

In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In October, a regular UV index of 2 translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The high-temperature, in October, in Marion, is 61.7°F (16.5°C), while the low-temperature averages to 46.6°F (8.1°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is appraised at 87.8°F (31°C).

What is the least humid month?

With an average relative humidity of 73%, October is the least humid month in Marion.

What is the average humidity in October?

In Marion, the average relative humidity in October is 73%.

How much does it rain in October?

In October, the rain falls for 10.4 days. Throughout October, 0.87" (22mm) of precipitation is accumulated.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Marion have in October?

In October, the average day length is 11h and 7min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:39 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Marion have in October?

In October, the average sunshine duration is 6.4h.

How high is the UV index in October?

In Marion, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Marion, IN

Average temperature in October - Marion, IN
  • Average high temperature in October: 61.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in October: 46.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in October
Marion, IN

Average pressure in October - Marion, IN
  • Average pressure in October: 30.02"Hg

The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in October
Marion, IN

Average wind speed in October - Marion, IN
  • Average wind speed in October: 8.7mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in October
Marion, IN

Average humidity in October - Marion, IN
  • Average humidity in October: 73%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in October
Marion, IN

Average rainfall in October - Marion, IN
  • Average rainfall in October: 0.87"

The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in October
Marion, IN

Average rainfall days in October - Marion, IN
  • Average rainfall days in October: 10.4 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.8 days).

Average snowfall in October
Marion, IN

Average snowfall in October - Marion, IN
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Marion, IN

Average snowfall days in October - Marion, IN
  • Average snowfall days in October: 0.4 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Marion, IN

Average daylight in October / Average sunshine in October - Marion, IN
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 6h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in October
Marion, IN

Average sunshine days in October - Marion, IN
  • Average sunshine days in October: 18.7 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in October
Marion, IN

Average UV index in October - Marion, IN
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in October
Marion, IN

Average cloud cover in October - Marion, IN
  • Average cloud cover in October: 40

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are June, July and August (Cloud cover 34).

Average visibility in October
Marion, IN

Average visibility in October - Marion, IN
  • Average visibility in October: 6mi

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

Marion, Indiana, USA

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