October weather forecast
Lewiston, IN

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Weather in October

October, like September, in Lewiston, Indiana, is another comfortable autumn month, with an average temperature ranging between min 46.8°F (8.2°C) and max 62.2°F (16.8°C).

Temperature

With October's onset, the weather shows a temperature decrease, transitioning from a warm 74.8°F (23.8°C) in September to a refreshing 62.2°F (16.8°C). Lewiston, during the month of October, experiences an average low-temperature of 46.8°F (8.2°C).

Humidity

With an average relative humidity of 72%, October is the least humid month.

Rainfall

In Lewiston, Indiana, in October, during 12.1 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, in Lewiston, there are 151.2 rainfall days, and 22.64" (575mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in October in Lewiston is 11h and 5min.
On the first day of October, sunrise is at 6:45 am and sunset at 6:29 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:44 pm CDT.

Sunshine

The average sunshine in October is 6.1h.

UV index

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 2 during October leads to these instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Lewiston in October?

October temperatures vary between a high-temperature of 62.2°F (16.8°C) and a low-temperature of 46.8°F (8.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 87.8°F (31°C).

What is the least humid month?

The least humid month is October, with an average relative humidity of 72%.

What is the average humidity in October?

In Lewiston, the average relative humidity in October is 72%.

How much does it rain in October?

In Lewiston, in October, during 12.1 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Lewiston?

June through October are months without snowfall.

Does it snow in Lewiston in October?

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

How many hours of daylight does Lewiston have in October?

In Lewiston, the average day length in October is 11h and 5min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:45 am and sunset at 6:29 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:44 pm CDT.

How many hours of sunshine does Lewiston have in October?

In October, the average sunshine duration is 6.1h.

How high is the UV index in October?

In Lewiston, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
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
Lewiston, IN

Average temperature in October - Lewiston, IN
  • Average high temperature in October: 62.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in October: 46.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in October
Lewiston, IN

Average pressure in October - Lewiston, IN
  • Average pressure in October: 30.01"Hg

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

Average wind speed in October
Lewiston, IN

Average wind speed in October - Lewiston, IN
  • Average wind speed in October: 8.9mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in October
Lewiston, IN

Average humidity in October - Lewiston, IN
  • Average humidity in October: 72%

The months with the highest relative humidity are July and August (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in October
Lewiston, IN

Average rainfall in October - Lewiston, IN
  • Average rainfall in October: 1.5"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in October
Lewiston, IN

Average rainfall days in October - Lewiston, IN
  • Average rainfall days in October: 12.1 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in October
Lewiston, IN

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

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Lewiston, IN

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

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

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

  • Average sunshine in October: 6h and 1min

The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in October
Lewiston, IN

Average sunshine days in October - Lewiston, IN
  • Average sunshine days in October: 16.5 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.6 days).

Average UV index in October
Lewiston, IN

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in October
Lewiston, IN

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

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 35).

Average visibility in October
Lewiston, IN

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

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

Lewiston, Indiana, USA

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