October weather forecast
Black Rock, IN

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Weather in October

October, like September, in Black Rock, Indiana, is another enjoyable autumn month, with an average temperature varying between 62.6°F (17°C) and 46.8°F (8.2°C).

Temperature

Black Rock, Indiana, observes a minor decrease in the average high-temperature with the arrival of October, falling from September's moderately hot 75.6°F (24.2°C) to a refreshing 62.6°F (17°C). In October, the average low-temperature records at a chilly 46.8°F (8.2°C) during the nights.

Humidity

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

Rainfall

In Black Rock, Indiana, during October, the rain falls for 10.4 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Black Rock, during the entire year, the rain falls for 130.9 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows in Black Rock. Throughout October, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Black Rock, during the entire year, snow falls for 28.3 days and aggregates up to 7.36" (187mm) of snow.

Daylight

The average length of the day in October is 11h and 7min.
On the first day of October in Black Rock, sunrise is at 7:45 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 8:17 am and sunset at 6:46 pm EDT.

Sunshine

In October, the average sunshine in Black Rock is 6.5h.

UV index

In Black Rock, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 2 during October translates into the following directions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What is the temperature in October in Black Rock?

An average high-temperature, in October, in Black Rock, is 62.6°F (17°C) and the average low-temperature is 46.8°F (8.2°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

What is the least humid month in Black Rock?

October is the least humid month in Black Rock, Indiana, with an average relative humidity of 72%.

What is the average humidity in October in Black Rock?

In October, the average relative humidity is 72%.

How much does it rain in Black Rock in October?

In Black Rock, in October, it is raining for 10.4 days, with typically 1.3" (33mm) of accumulated precipitation.

When does it start to snow in Black Rock?

October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Black Rock have in October?

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

When are sunrise and sunset in October in Black Rock?

On the first day of October in Black Rock, Indiana, sunrise is at 7:45 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 8:17 am and sunset at 6:46 pm EDT.

How long on average sun shines in October in Black Rock?

In October, the average sunshine duration is 6.5h.

What is the UV index reading in October in Black Rock?

In October, the average daily maximum UV index in Black Rock, Indiana, is 2. A UV Index reading 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Black Rock, IN

Average temperature in October - Black Rock, IN
  • Average high temperature in October: 62.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in October: 46.8°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in October
Black Rock, IN

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Black Rock, IN

Average wind speed in October - Black Rock, IN
  • Average wind speed in October: 9mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in October
Black Rock, IN

Average humidity in October - Black Rock, IN
  • Average humidity in October: 72%

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

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Average rainfall in October
Black Rock, IN

Average rainfall in October - Black Rock, IN
  • Average rainfall in October: 1.3"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are February and November (0.94").

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Average rainfall days in October
Black Rock, IN

Average rainfall days in October - Black Rock, IN
  • Average rainfall days in October: 10.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (5.1 days).

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Average snowfall in October
Black Rock, IN

Average snowfall in October - Black Rock, IN
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Black Rock, IN

Average snowfall days in October - Black Rock, IN
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (9 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
Black Rock, IN

Average daylight in October / Average sunshine in October - Black Rock, 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 3min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in October
Black Rock, IN

Average sunshine days in October - Black Rock, IN
  • Average sunshine days in October: 19.4 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in October
Black Rock, IN

Average UV index in October - Black Rock, IN
  • Average UV index in October: 2

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

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Average cloud cover in October
Black Rock, IN

Average cloud cover in October - Black Rock, 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 June, August and September (Cloud cover 34).

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Average visibility in October
Black Rock, IN

Average visibility in October - Black Rock, 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).

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Black Rock, Indiana, USA

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