October weather forecast
Petersburg, IN

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Weather in October

October, like September, in Petersburg, Indiana, is another refreshing autumn month, with an average temperature fluctuating between 66.6°F (19.2°C) and 48.9°F (9.4°C).

Temperature

Observing a mild shift, the average high-temperature during October reduces from September's moderately hot 78.8°F (26°C) to a comfortable 66.6°F (19.2°C). In October, Petersburg experiences an average nighttime temperature of 48.9°F (9.4°C).

Humidity

October is the least humid month, with an average relative humidity of 71%.

Rainfall

In Petersburg, in October, during 10.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Petersburg, during the entire year, the rain falls for 151.2 days and collects up to 26.3" (668mm) of precipitation.

Snowfall

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

Daylight

In October, the average length of the day in Petersburg, Indiana, is 11h and 11min.
On the first day of the month, sunrise is at 7:45 am and sunset at 7:31 pm. On the last day of October, in Petersburg, sunrise is at 8:15 am and sunset at 6:50 pm EDT.

Sunshine

The average sunshine in October in Petersburg is 7.2h.

UV index

The average daily maximum UV index in October in Petersburg is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In October, a daily UV index of 3 turns into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in October in Petersburg?

Petersburg in October has an average high-temperature of 66.6°F (19.2°C) and an average low-temperature of 48.9°F (9.4°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 93.2°F (34°C).

What is the least humid month in Petersburg?

The least humid month in Petersburg, Indiana, is October, with an average relative humidity of 71%.

What is the average humidity in October in Petersburg?

The average relative humidity in October in Petersburg, Indiana, is 71%.

How much does it rain in Petersburg in October?

In Petersburg, Indiana, in October, it is raining for 10.5 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow in Petersburg?

In Petersburg, Indiana, snow does not fall in May through October.

Does it snow in Petersburg in October?

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

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

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

When are sunrise and sunset in October in Petersburg?

In October, on the first day of the month, sunrise is at 7:45 am and sunset at 7:31 pm. On the last day of the month, in Petersburg, sunrise is at 8:15 am and sunset at 6:50 pm EDT.

How many hours of sunshine does Petersburg have in October?

In Petersburg, the average sunshine duration in October is 7.2h.

What is the UV index intensity in October in Petersburg?

In Petersburg, Indiana, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes 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
Petersburg, IN

Average temperature in October - Petersburg, IN
  • Average high temperature in October: 66.6°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in October: 48.9°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in October
Petersburg, IN

Average pressure in October - Petersburg, IN
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in October
Petersburg, IN

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

The windiest months (with the highest average wind speed) are January, February and April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in October
Petersburg, IN

Average humidity in October - Petersburg, IN
  • Average humidity in October: 71%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Petersburg, IN

Average rainfall in October - Petersburg, IN
  • Average rainfall in October: 1.85"

The wettest month (with the highest rainfall) is April (3.19").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in October
Petersburg, IN

Average rainfall days in October - Petersburg, IN
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (9.2 days).

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Average snowfall in October
Petersburg, IN

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

The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Petersburg, IN

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

The month with the highest number of snowfall days is January (6.8 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
Petersburg, IN

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 7h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

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Average sunshine days in October
Petersburg, IN

Average sunshine days in October - Petersburg, IN
  • Average sunshine days in October: 18.7 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in October
Petersburg, IN

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

The months with the highest UV index are May, 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
Petersburg, IN

Average cloud cover in October - Petersburg, IN
  • Average cloud cover in October: 34

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are June and August (Cloud cover 29).

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Average visibility in October
Petersburg, IN

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

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

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Petersburg, Indiana, USA

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