October weather forecast
Columbus, IN

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Weather in October

October immerses Columbus wholly into fall with markedly cooler temperatures and significantly less rainfall compared to September. With an average high temperature now at a comfortable 64.6°F (18.1°C), the change is evident. The landscapes transform dramatically with trees boasting vibrant autumn colors, providing picturesque sights throughout the city. October days are shorter with less sunlight, and the slightly increased wind speed calls for warmer clothing. The shift in temperature, wind speed, and landscape serve as a reminder of the impending winter season.

Temperature

Columbus's weather changes with the onset of October, slightly falling from a moderately hot 77°F (25°C) in September to a comfortable 64.6°F (18.1°C). During the month of October, Columbus experiences a steady low-temperature average of 47.3°F (8.5°C).

Humidity

The least humid month is October, with an average relative humidity of 74%.

Rainfall

In Columbus, during October, the rain falls for 11.6 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, in Columbus, there are 163.5 rainfall days, and 29.29" (744mm) of precipitation is accumulated.

Snowfall

In Columbus, snow does not fall in May through October.

Daylight

In Columbus, the average length of the day in October is 11h and 10min.
On the first day of the month, sunrise is at 7:40 am and sunset at 7:25 pm. On the last day of October, in Columbus, sunrise is at 8:11 am and sunset at 6:43 pm EDT.

Sunshine

In Columbus, the average sunshine in October is 6.9h.

UV index

In Columbus, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The UV index of 3 during October leads to these advisories:
Exercise prevention - Protecting skin and eyes from harm is required. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Enhance your sun protection with tightly woven, yet airy clothing. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What are October temperatures in Columbus?

The high-temperature, in October, in Columbus, records 64.6°F (18.1°C), while the low-temperature is 47.3°F (8.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 89.6°F (32°C).

What is the least humid month in Columbus?

The least humid month is October, with an average relative humidity of 74%.

What is the average humidity in October in Columbus?

The average relative humidity in October in Columbus, Indiana, is 74%.

How much does it rain in Columbus in October?

In Columbus, in October, it is raining for 11.6 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Columbus?

May through October are months without snowfall in Columbus.

Does it snow in Columbus in October?

In Columbus, Indiana, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October in Columbus?

The average day length in October in Columbus is 11h and 10min.

When is the sunrise / sunset in October in Columbus?

On the first day of October in Columbus, sunrise is at 7:40 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 6:43 pm EDT.

How long on average sun shines in October in Columbus?

In October, the average sunshine duration is 6.9h.

How high is the UV index in October in Columbus?

In October, the average daily maximum UV index in Columbus is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Columbus, IN

Average temperature in October - Columbus, IN
  • Average high temperature in October: 64.6°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in October: 47.3°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in October
Columbus, IN

Average pressure in October - Columbus, IN
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Columbus, IN

Average wind speed in October - Columbus, IN
  • Average wind speed in October: 7.5mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in October
Columbus, IN

Average humidity in October - Columbus, IN
  • Average humidity in October: 74%

The months with the highest relative humidity are January, February, July and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in October
Columbus, IN

Average rainfall in October - Columbus, IN
  • Average rainfall in October: 2.24"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in October
Columbus, IN

Average rainfall days in October - Columbus, IN
  • Average rainfall days in October: 11.6 days

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (9.4 days).

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Average snowfall in October
Columbus, IN

Average snowfall in October - Columbus, IN
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Columbus, IN

Average snowfall days in October - Columbus, IN
  • Average snowfall days in October: 0.2 days

The month with the highest number of snowfall days is January (9.6 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
Columbus, IN

Average daylight in October / Average sunshine in October - Columbus, IN
  • 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 30min).

  • Average sunshine in October: 6h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in October
Columbus, IN

Average sunshine days in October - Columbus, IN
  • Average sunshine days in October: 17.7 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in October
Columbus, IN

Average UV index in October - Columbus, IN
  • 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
Columbus, IN

Average cloud cover in October - Columbus, IN
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in October
Columbus, IN

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

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

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Columbus, Indiana, USA

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