July weather forecast
Petersburg, IN

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Weather in July

July, like June, in Petersburg, Indiana, is another warm summer month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 84.7°F (29.3°C).

Temperature

In Petersburg, Indiana, the average temperatures in July are the highest, with a peak at 84.7°F (29.3°C) and a low of 67.3°F (19.6°C).

Heat index

The heat index value during July is appraised at a fiery hot 96.8°F (36°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In July, the average relative humidity in Petersburg is 80%.

Rainfall

In July, in Petersburg, the rain falls for 16.8 days. Throughout July, 2.36" (60mm) of precipitation is accumulated. Throughout the year, there are 151.2 rainfall days, and 26.3" (668mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In July, the average length of the day is 14h and 32min.
On the first day of July in Petersburg, Indiana, sunrise is at 6:29 am and sunset at 9:17 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 9:00 pm EDT.

Sunshine

June and July, with an average of 10.4h of sunshine, are months with the most sunshine in Petersburg.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 6 in July translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What month is the hottest in Petersburg?

In Petersburg, the peak temperatures are generally noted in July, averaging a high of 84.7°F (29.3°C) and a low of 67.3°F (19.6°C).

Is it hot in Petersburg during July?

The high-temperature, in July, in Petersburg, is 84.7°F (29.3°C), while the low-temperature averages to 67.3°F (19.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 96.8°F (36°C).

What is the average humidity in July in Petersburg?

The average relative humidity in July in Petersburg, Indiana, is 80%.

How much does it rain in Petersburg in July?

In July, in Petersburg, the rain falls for 16.8 days. Throughout July, 2.36" (60mm) of precipitation is accumulated.

When it does not snow in Petersburg?

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

How many hours of daylight does Petersburg have in July?

In Petersburg, the average day length in July is 14h and 32min.

What time are sunrise and sunset in July in Petersburg?

In July, on the first day of the month, sunrise is at 6:29 am and sunset at 9:17 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 9:00 pm EDT.

What is the month with the most sunshine in Petersburg?

June and July, with an average of 10.4h of sunshine, are months with the most sunshine.

How many hours of sunshine does Petersburg have in July?

In Petersburg, the average sunshine duration in July is 10.4h.

What are the months with the highest UV index in Petersburg?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index reading in July in Petersburg?

In Petersburg, Indiana, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to 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 July
Petersburg, IN

Average temperature in July - Petersburg, IN
  • Average high temperature in July: 84.7°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 July: 67.3°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 July
Petersburg, IN

Average pressure in July - Petersburg, IN
  • Average pressure in July: 29.98"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 July
Petersburg, IN

Average wind speed in July - Petersburg, IN
  • Average wind speed in July: 5.7mph

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 July
Petersburg, IN

Average humidity in July - Petersburg, IN
  • Average humidity in July: 80%

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 July
Petersburg, IN

Average rainfall in July - Petersburg, IN
  • Average rainfall in July: 2.36"

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 July
Petersburg, IN

Average rainfall days in July - Petersburg, IN
  • Average rainfall days in July: 16.8 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 July
Petersburg, IN

Average snowfall in July - Petersburg, IN
  • Average snowfall in July: 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 July
Petersburg, IN

Average snowfall days in July - Petersburg, IN
  • Average snowfall days in July: 0 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 July /
Average sunshine in July
Petersburg, IN

Average daylight in July / Average sunshine in July - Petersburg, IN
  • Average daylight in July: 14h and 3min

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 July: 10h and 2min

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 July
Petersburg, IN

Average sunshine days in July - Petersburg, IN
  • Average sunshine days in July: 11.3 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 July
Petersburg, IN

Average UV index in July - Petersburg, IN
  • Average UV index in July: 6

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 July
Petersburg, IN

Average cloud cover in July - Petersburg, IN
  • Average cloud cover in July: 30

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 July
Petersburg, IN

Average visibility in July - Petersburg, IN
  • Average visibility in July: 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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