October weather forecast
Plainfield, IN

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Weather in October

October introduces the full swing of autumn to Plainfield, with weather conditions that are markedly cooler than September. The fall foliage reaches its peak during this month, transforming cityscapes into fiery spectacles of colors. The earlier sunsets illustrate stunningly beautiful skies, aligning with the reduction in daylight hours. Habitual winds begin to pick up, adding to the crispness of the autumn air. The drop in temperatures, vibrant landscapes, and the onset of various autumn traditions make October a month of spectacular beauty in Plainfield.

Temperature

Plainfield's October weather shows a moderate shift in high-temperatures, falling from September's warm 75.7°F (24.3°C) to an enjoyable 63.1°F (17.3°C). Plainfield temperatures generally rest at a low of 46.8°F (8.2°C) during the October nights.

Humidity

With an average relative humidity of 74%, October is the least humid month.

Rainfall

In Plainfield, during October, the rain falls for 14.1 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Plainfield, during the entire year, the rain falls for 179.9 days and collects up to 37.17" (944mm) of precipitation.

Snowfall

In Plainfield, snow does not fall in June through October.

Daylight

In October, the average length of the day is 11h and 8min.
On the first day of October, sunrise is at 7:42 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 6:44 pm EDT.

Sunshine

In Plainfield, the average sunshine in October is 6.7h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: In October, the maximum UV index of 2 translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

What is the usual temperature for Plainfield in October?

An average high-temperature, in October, in Plainfield, is 63.1°F (17.3°C) and the average low-temperature is 46.8°F (8.2°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 86°F (30°C).

What is the least humid month?

October is the least humid month in Plainfield, with an average relative humidity of 74%.

What is the average humidity in October?

The average relative humidity in October is 74%.

How much does it rain in October?

In Plainfield, during October, the rain falls for 14.1 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in Plainfield?

June through October are months without snowfall.

Does it snow in October?

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

What is the average length of the day in October?

The average day length in October is 11h and 8min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:42 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 6:44 pm EDT.

How long on average sun shines in October?

In Plainfield, the average sunshine duration in October is 6.7h.

What is the month with the lowest UV index?

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2.

What is the UV index reading in October?

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal 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
Plainfield, IN

Average temperature in October - Plainfield, IN
  • Average high temperature in October: 63.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in October: 46.8°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 (21°F).

Average pressure in October
Plainfield, IN

Average pressure in October - Plainfield, 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).

Average wind speed in October
Plainfield, IN

Average wind speed in October - Plainfield, IN
  • Average wind speed in October: 8.4mph

The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in October
Plainfield, IN

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

The months with the highest relative humidity are July and December (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in October
Plainfield, IN

Average rainfall in October - Plainfield, IN
  • Average rainfall in October: 2.56"

The wettest month (with the highest rainfall) is May (4.53").
The driest months (with the least rainfall) are February and September (2.32").

Average rainfall days in October
Plainfield, IN

Average rainfall days in October - Plainfield, IN
  • Average rainfall days in October: 14.1 days

The month with the highest number of rainy days is May (21.6 days).
The month with the least rainy days is January (9.5 days).

Average snowfall in October
Plainfield, IN

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

The month with the highest snowfall is January (4.21").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Plainfield, IN

Average snowfall days in October - Plainfield, IN
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Plainfield, 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 24min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).

Average sunshine days in October
Plainfield, IN

Average sunshine days in October - Plainfield, IN
  • Average sunshine days in October: 15.4 days

The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (7.3 days).

Average UV index in October
Plainfield, IN

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

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, October, November and December (UV index 2).

Average cloud cover in October
Plainfield, IN

Average cloud cover in October - Plainfield, IN
  • Average cloud cover in October: 37

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in October
Plainfield, IN

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

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

Plainfield, Indiana, USA

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