Climate and monthly weather forecast
Petersburg, PA

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Weather in January

January, the same as December, in Petersburg, Pennsylvania, is another subzero cold winter month, with temperature in the range of an average low of 19.8°F (-6.8°C) and an average high of 31.6°F (-0.2°C). The lowest temperatures are recorded in January, with averages reaching a high of 31.6°F (-0.2°C) and a low of 19.8°F (-6.8°C). Weather in January »

Weather in February

February, the last month of the winter in Petersburg, is an icy month, with an average temperature varying between 36°F (2.2°C) and 21.6°F (-5.8°C). Transitioning into February, Petersburg experiences an average high-temperature of a wintry 36°F (2.2°C), marking a minor shift from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Petersburg, is a chilly month, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 45.1°F (7.3°C). Petersburg's transition into March is marked by a temperature shift, moving from an icy 36°F (2.2°C) in February to a frosty 45.1°F (7.3°C). Weather in March »

Weather in April

April in Petersburg, Pennsylvania, is a mild spring month, with temperature in the range of an average high of 57.9°F (14.4°C) and an average low of 39°F (3.9°C). The start of April brings a rise in the average high-temperature, moving from a frosty 45.1°F (7.3°C) in March to a mild 57.9°F (14.4°C). Weather in April »

Weather in May

May, the last month of the spring in Petersburg, is a pleasant month, with an average temperature ranging between min 48.7°F (9.3°C) and max 69.4°F (20.8°C). In Petersburg, the average high-temperature in May rises, from a refreshing 57.9°F (14.4°C) in April, to a pleasant 69.4°F (20.8°C). Weather in May »

Weather in June

June, the first month of the summer in Petersburg, is a moderately hot month, with an average temperature ranging between max 77.4°F (25.2°C) and min 54.9°F (12.7°C). As Petersburg, Pennsylvania, welcomes June, the average high-temperature sees a modest rise, transitioning from an agreeable 69.4°F (20.8°C) in May to a moderately hot 77.4°F (25.2°C). Weather in June »

Weather in July

July, like June, in Petersburg, Pennsylvania, is another warm summer month, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 82.2°F (27.9°C). Petersburg registers the highest average temperatures during the month of July, with peaks of 82.2°F (27.9°C) and lows of 59.4°F (15.2°C). July's heat index is calculated to be a hot 87.8°F (31°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 varying between 80.2°F (26.8°C) and 57.6°F (14.2°C). With the arrival of August, Petersburg's average high-temperature registers at a still moderately hot 80.2°F (26.8°C), indicating a subtle variation from the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Petersburg, is also an agreeable month, with an average temperature varying between 72.5°F (22.5°C) and 52.3°F (11.3°C). September is characterized by a mild reduction in the average high-temperature, from a warm 80.2°F (26.8°C) in August to a pleasant 72.5°F (22.5°C). Weather in September »

Weather in October

October, the same as September, in Petersburg, Pennsylvania, is a moderate autumn month, with an average temperature ranging between min 43.7°F (6.5°C) and max 60.6°F (15.9°C). Onset of October comes with a temperature decline, the average high falling from an agreeable 72.5°F (22.5°C) in September to a mild 60.6°F (15.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Petersburg, is also a frosty month, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 47.3°F (8.5°C). The onset of November comes with a shift in the average high-temperature, falling from a refreshing 60.6°F (15.9°C) in October to a frosty 47.3°F (8.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Petersburg, Pennsylvania, with an average temperature varying between 27.3°F (-2.6°C) and 37.6°F (3.1°C). With December's onset, the average high-temperature recedes from November's frosty 47.3°F (8.5°C) to an icy 37.6°F (3.1°C). Weather in December »
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Frequently asked questions

What are the coldest months in Petersburg?

With its average high temperature of 31.6°F (-0.2°C) and a low of 19.8°F (-6.8°C), January is regarded as the coldest month.

How many days does it rain in Petersburg?

In Petersburg, Pennsylvania, during the entire year, the rain falls for 166.2 days and collects up to 23.86" (606mm) of precipitation.

When does it snow in Petersburg?

Months with snowfall are January through May, October through December.

What is the snowiest month in Petersburg?

January is the month with the most snowfall. Snow falls for 15 days and accumulates 4.49" (114mm) of snow.

How many days does it snow in Petersburg?

Throughout the year, there are 50 snowfall days, and 16.77" (426mm) of snow is accumulated.

What is the month with the least sunshine in Petersburg?

With an average of 3.8h of sunshine, January has the least sunshine of the year in Petersburg, Pennsylvania.

What is the most humid month in Petersburg?

With an average relative humidity of 84%, February is the most humid month in Petersburg.

When is Daylight Saving Time (DST) in Petersburg?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?

May is the month with the most rainfall in Petersburg, Pennsylvania. Rain falls for 17.8 days and accumulates 2.72" (69mm) of precipitation.

When it does not snow in Petersburg?

June through September are months without snowfall in Petersburg.

When are the longest days in Petersburg?

June has the longest days of the year in Petersburg, Pennsylvania, with an average of 15h and 0min of daylight.

When is the highest UV index in Petersburg?

The month with the highest UV index in Petersburg, Pennsylvania, is June, with an average maximum UV index of 6.

What is the hottest time of year in Petersburg?

Petersburg, Pennsylvania, records the warmest temperatures in July, averaging a high of 82.2°F (27.9°C) and a low of 59.4°F (15.2°C).

What is the least humid month in Petersburg?

July is the least humid month in Petersburg, Pennsylvania, with an average relative humidity of 76%.

What month has the most sunshine in Petersburg?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

What is the driest month in Petersburg?

The month with the least rainfall in Petersburg is November, when the rain falls for 11.4 days and typically collects 1.5" (38mm) of precipitation.

What is the month with the shortest days in Petersburg?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Petersburg, Pennsylvania.

When is the lowest UV index in Petersburg?

With an average maximum UV index of 1, December is the month with the lowest UV index in Petersburg.

Average temperature
Petersburg, PA

Average temperature - Petersburg, PA

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure
Petersburg, PA

Average pressure - Petersburg, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Petersburg, PA

Average wind speed - Petersburg, PA

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average rainfall
Petersburg, PA

Average rainfall - Petersburg, PA

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is November (1.5").

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Average rainfall days
Petersburg, PA

Average rainfall days - Petersburg, PA

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (10.3 days).

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Average snowfall
Petersburg, PA

Average snowfall - Petersburg, PA

The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Petersburg, PA

Average snowfall days - Petersburg, PA

The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Petersburg, PA

Average daylight / Average sunshine - Petersburg, PA

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).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days
Petersburg, PA

Average sunshine days - Petersburg, PA

The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is February (9.5 days).

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Average visibility
Petersburg, PA

Average visibility - Petersburg, PA

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

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Petersburg, Pennsylvania, USA

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