October weather forecast
Williamstown, IN

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Weather in October

October, the same as September, is another comfortable autumn month in Williamstown, Indiana, with an average temperature varying between 46.9°F (8.3°C) and 63.7°F (17.6°C).

Temperature

With the beginning of October, the average high-temperature shows a decrease, transitioning from a moderately hot 75.7°F (24.3°C) in September to an enjoyable 63.7°F (17.6°C). In the month of October, the average temperature dips to a frosty 46.9°F (8.3°C) during the night.

Humidity

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

Rainfall

In October, the rain falls for 12.4 days. Throughout October, 2.24" (57mm) of precipitation is accumulated. In Williamstown, during the entire year, the rain falls for 161.3 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.24" (6mm) of snow. In Williamstown, during the entire year, snow falls for 35 days and aggregates up to 10.67" (271mm) of snow.

Daylight

The average length of the day in October in Williamstown is 11h and 9min.
On the first day of the month, sunrise is at 7:38 am and sunset at 7:23 pm. On the last day of October, sunrise is at 8:09 am and sunset at 6:41 pm EDT.

Sunshine

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

UV index

In Williamstown, Indiana, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 3 in October, converts into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average October temperature in Williamstown?

October temperatures in Williamstown, Indiana, vary between a high-temperature of 63.7°F (17.6°C) and a low-temperature of 46.9°F (8.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 87.8°F (31°C).

What is the least humid month in Williamstown?

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

What is the average humidity in October in Williamstown?

In October, the average relative humidity in Williamstown, Indiana, is 74%.

How much does it rain in Williamstown in October?

In October, the rain falls for 12.4 days. Throughout October, 2.24" (57mm) of precipitation is accumulated.

When does it start to snow in Williamstown?

October is the first month it typically snows in Williamstown. Throughout October, in the average 0.3 snowfall days, it receives 0.24" (6mm) of snow.

How many hours of daylight does Williamstown have in October?

In October, the average day length in Williamstown is 11h and 9min.

When are sunrise and sunset in October in Williamstown?

In October, on the first day of the month, sunrise is at 7:38 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 8:09 am and sunset at 6:41 pm EDT.

How many hours of sunshine does Williamstown have in October?

The average sunshine duration in October in Williamstown, Indiana, is 6.7h.

What is the UV index reading in October in Williamstown?

In October, the average daily maximum UV index in Williamstown, Indiana, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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
Williamstown, IN

Average temperature in October - Williamstown, IN
  • Average high temperature in October: 63.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in October: 46.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in October
Williamstown, IN

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

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

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Average wind speed in October
Williamstown, IN

Average wind speed in October - Williamstown, IN
  • Average wind speed in October: 8mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in October
Williamstown, IN

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

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

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Average rainfall in October
Williamstown, IN

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

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in October
Williamstown, IN

Average rainfall days in October - Williamstown, IN
  • Average rainfall days in October: 12.4 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (8.4 days).

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Average snowfall in October
Williamstown, IN

Average snowfall in October - Williamstown, IN
  • Average snowfall in October: 0.24"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Williamstown, IN

Average snowfall days in October - Williamstown, IN
  • Average snowfall days in October: 0.3 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).

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

Average daylight in October / Average sunshine in October - Williamstown, 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 July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in October
Williamstown, IN

Average sunshine days in October - Williamstown, IN
  • Average sunshine days in October: 16.2 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index in October
Williamstown, IN

Average UV index in October - Williamstown, IN
  • Average UV index in October: 3

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).

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Average cloud cover in October
Williamstown, IN

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in October
Williamstown, IN

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

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

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Williamstown, Indiana, USA

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