Climate and monthly weather forecast
Petersburg, IN

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Weather in January

January, the same as December, is a wintry winter month in Petersburg, Indiana, with an average temperature varying between 25°F (-3.9°C) and 37.9°F (3.3°C). In Petersburg, January records the lowest average temperatures, peaking at 37.9°F (3.3°C) and reaching a low of 25°F (-3.9°C). Weather in January »

Weather in February

February, the last month of the winter in Petersburg, is a frosty month, with an average temperature ranging between min 28.6°F (-1.9°C) and max 43°F (6.1°C). February experiences an average high-temperature of a frosty 43°F (6.1°C), barely different from January's 37.9°F (3.3°C). Weather in February »

Weather in March

March, the first month of the spring in Petersburg, is a fresh month, with an average temperature ranging between min 37.9°F (3.3°C) and max 53.8°F (12.1°C). In Petersburg, stepping into March brings a temperature increase, moving up from February's chilly 43°F (6.1°C) to a cool 53.8°F (12.1°C). Weather in March »

Weather in April

April in Petersburg, Indiana, is a refreshing spring month, with an average temperature fluctuating between 64.9°F (18.3°C) and 47.8°F (8.8°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a cool 53.8°F (12.1°C) to an enjoyable 64.9°F (18.3°C). Weather in April »

Weather in May

May, the last month of the spring in Petersburg, is a warm month, with an average temperature varying between 57.6°F (14.2°C) and 74.1°F (23.4°C). Petersburg experiences a temperature shift with the start of May, with average high-temperatures moving from a refreshing 64.9°F (18.3°C) in April to a warm 74.1°F (23.4°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Petersburg, Indiana, with an average temperature fluctuating between 65.3°F (18.5°C) and 82.4°F (28°C). With the onset of June, Petersburg's average high-temperature sees a modest rise, moving from May's moderately hot 74.1°F (23.4°C) to a still warm 82.4°F (28°C). Weather in June »

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). 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). The heat index value during July is appraised at a fiery hot 96.8°F (36°C). Weather in July »

Weather in August

August, the last month of the summer in Petersburg, is also a moderately hot month, with an average temperature ranging between min 65.7°F (18.7°C) and max 83.8°F (28.8°C). August's presence marks an average high-temperature of a still moderately hot 83.8°F (28.8°C), subtly varied from July's 84.7°F (29.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Petersburg, Indiana, with an average temperature varying between 60.3°F (15.7°C) and 78.8°F (26°C). The advent of September brings an average high-temperature of a still moderately hot 78.8°F (26°C), almost identical to the preceding month. Weather in September »

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). 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). Weather in October »

Weather in November

November, the last month of the autumn in Petersburg, is another cool month, with an average temperature varying between 37.9°F (3.3°C) and 52.7°F (11.5°C). The transition into November involves a decrease in the average high-temperature, falling from an enjoyable 66.6°F (19.2°C) in October to a cool 52.7°F (11.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Petersburg, Indiana, with an average temperature varying between 31.3°F (-0.4°C) and 42.6°F (5.9°C). The start of December comes with a reduction in the average high-temperature, receding from a cool 52.7°F (11.5°C) in November to a wintry 42.6°F (5.9°C). Weather in December »
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Frequently asked questions

What is the coldest month in Petersburg?

January, on average, is the coldest month, registering a high temperature of 37.9°F (3.3°C) and a low of 25°F (-3.9°C).

How much does it rain in Petersburg?

In Petersburg, Indiana, during the entire year, the rain falls for 151.2 days and collects up to 26.3" (668mm) of precipitation.

When does it snow in Petersburg?

Months with snowfall in Petersburg are January through April, November and December.

What is the snowiest month in Petersburg?

The month with the most snowfall in Petersburg is January, when snow falls for 6.8 days and typically aggregates up to 1.85" (47mm) of snow.

How many days does it snow in Petersburg?

Throughout the year, in Petersburg, there are 23.8 snowfall days, and 5.08" (129mm) of snow is accumulated.

What is the month with the lowest UV index in Petersburg?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Petersburg, Indiana.

When is Daylight Saving Time (DST) in Petersburg?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Petersburg, Indiana, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month in Petersburg?

April is the month with the most rainfall. Rain falls for 15.8 days and accumulates 3.19" (81mm) of precipitation.

What is the most humid month in Petersburg?

With an average relative humidity of 81%, May is the most humid month in Petersburg, Indiana.

When it does not snow in Petersburg?

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

When is the highest UV index in Petersburg?

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

When are the longest days in Petersburg?

June has the longest days of the year in Petersburg, with an average of 14h and 48min of daylight.

What are the months with the most sunshine in Petersburg?

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

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).

What is the driest month in Petersburg?

The month with the least rainfall in Petersburg is September, when the rain falls for 11.7 days and typically collects 1.38" (35mm) of precipitation.

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 month with the shortest days in Petersburg?

December has the shortest days of the year in Petersburg, with an average of 9h and 30min of daylight.

What is the month with the least sunshine in Petersburg?

December has the least sunshine of the year, with an average of 4.4h of sunshine.

Average temperature
Petersburg, IN

Average temperature - Petersburg, IN

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).

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
Petersburg, IN

Average pressure - Petersburg, IN

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
Petersburg, IN

Average wind speed - Petersburg, IN

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 rainfall
Petersburg, IN

Average rainfall - Petersburg, IN

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
Petersburg, IN

Average rainfall days - Petersburg, IN

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
Petersburg, IN

Average snowfall - Petersburg, IN

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
Petersburg, IN

Average snowfall days - Petersburg, IN

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 / Average sunshine
Petersburg, IN

Average daylight / Average sunshine - Petersburg, IN

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).

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
Petersburg, IN

Average sunshine days - Petersburg, IN

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
Petersburg, IN

Average UV index - Petersburg, IN

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 visibility
Petersburg, IN

Average visibility - Petersburg, IN

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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