Climate and monthly weather forecast
Petersburg, KY

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Weather in January

January, like December, in Petersburg, Kentucky, is a wintry winter month, with temperature in the range of an average low of 23.4°F (-4.8°C) and an average high of 36.1°F (2.3°C). January is the month when Petersburg experiences its coldest temperatures, averaging a high of 36.1°F (2.3°C) and a low of 23.4°F (-4.8°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Petersburg, Kentucky, with an average temperature varying between 40.8°F (4.9°C) and 26.4°F (-3.1°C). Entering February, Petersburg's average high-temperature reads a still wintry 40.8°F (4.9°C), indicating a close resemblance to the previous month's climate. Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Petersburg, Kentucky, with an average temperature ranging between min 35.2°F (1.8°C) and max 51.4°F (10.8°C). With the onset of March, Petersburg's weather sees a temperature rise, transitioning from a cold 40.8°F (4.9°C) in February to a fresh 51.4°F (10.8°C). Weather in March »

Weather in April

April in Petersburg, Kentucky, is a comfortable spring month, with an average temperature fluctuating between 63.3°F (17.4°C) and 45.1°F (7.3°C). As Petersburg transitions into April, a rise in the average high-temperature is observed, moving from a fresh 51.4°F (10.8°C) in March to a refreshing 63.3°F (17.4°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Petersburg, Kentucky, with an average temperature varying between 55.4°F (13°C) and 73°F (22.8°C). Petersburg's transition into May brings a rise in the average high-temperature, moving from a refreshing 63.3°F (17.4°C) in April to an agreeable 73°F (22.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Petersburg, Kentucky, with an average temperature ranging between min 62.2°F (16.8°C) and max 81.1°F (27.3°C). June introduces a minor temperature shift, with average high-temperatures adjusting from May's agreeable 73°F (22.8°C) to a moderately hot 81.1°F (27.3°C). Weather in June »

Weather in July

July, like June, in Petersburg, Kentucky, is another warm summer month, with an average temperature varying between 65.3°F (18.5°C) and 84°F (28.9°C). The warmest period is July, when temperatures fluctuate between an average high of 84°F (28.9°C) and a low of 65.3°F (18.5°C). July's mean heat index is appraised at a hot 93.2°F (34°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Petersburg, Kentucky, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 83.3°F (28.5°C). Petersburg's weather in August displays an average high-temperature of a still warm 83.3°F (28.5°C), showing minor disparity from July's 84°F (28.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Petersburg, Kentucky, with an average temperature varying between 58.5°F (14.7°C) and 77.2°F (25.1°C). September ushers in a minor alteration in Petersburg's climate, with the average high-temperature moving from August's 83.3°F (28.5°C) to a still warm 77.2°F (25.1°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Petersburg, Kentucky, with an average temperature fluctuating between 64.2°F (17.9°C) and 47.3°F (8.5°C). October's arrival coincides with a drop in the average high-temperature, decreasing from September's warm 77.2°F (25.1°C) to a refreshing 64.2°F (17.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Petersburg, Kentucky, with an average temperature fluctuating between 36.5°F (2.5°C) and 51.3°F (10.7°C). November implies a gentle temperature shift, with average high-temperatures reducing from October's refreshing 64.2°F (17.9°C) to a fresh 51.3°F (10.7°C). Weather in November »

Weather in December

December, the first month of the winter in Petersburg, is also an icy month, with an average temperature varying between 41.2°F (5.1°C) and 30.4°F (-0.9°C). The onset of December comes with a shift in the average high-temperature, falling from a cool 51.3°F (10.7°C) in November to an icy 41.2°F (5.1°C). Weather in December »
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Petersburg?

January is the coldest month, with the temperature often reaching an average high of 36.1°F (2.3°C) and an average low of 23.4°F (-4.8°C).

How many days does it rain?

In Petersburg, during the entire year, the rain falls for 157.3 days and collects up to 26.81" (681mm) of precipitation.

When does it snow?

January through April, November and December are months with snowfall.

How much does it snow?

In Petersburg, during the entire year, snow falls for 32.4 days and aggregates up to 7.87" (200mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4h of sunshine.

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 81%.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 7.8 days and accumulates 1.89" (48mm) of snow.

When is Daylight Saving Time (DST)?

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?

May is the month with the most rainfall. Rain falls for 18.4 days and accumulates 3.11" (79mm) of precipitation.

When it does not snow?

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

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What are the months with the highest UV index?

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

What are the warmest months?

July, with its high-temperature average of 84°F (28.9°C) and a low-temperature average of 65.3°F (18.5°C), is the warmest month.

What month has the most sunshine?

With an average of 10.3h of sunshine, July has the most sunshine of the year.

What is the least humid month?

The months with the lowest humidity are September and October, with an average relative humidity of 75%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 1.65" (42mm) of precipitation.

What is the month with the shortest days?

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

When is the lowest UV index?

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

Average temperature
Petersburg, KY

Average temperature - Petersburg, KY

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.1°F).

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure
Petersburg, KY

Average pressure - Petersburg, KY

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Petersburg, KY

Average wind speed - Petersburg, KY

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

Average humidity
Petersburg, KY

Average humidity - Petersburg, KY

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are September and October (75%).

Average rainfall
Petersburg, KY

Average rainfall - Petersburg, KY

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days
Petersburg, KY

Average rainfall days - Petersburg, KY

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (8.7 days).

Average snowfall
Petersburg, KY

Average snowfall - Petersburg, KY

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Petersburg, KY

Average snowfall days - Petersburg, KY

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Petersburg, KY

Average daylight / Average sunshine - Petersburg, KY

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days
Petersburg, KY

Average sunshine days - Petersburg, KY

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (10.7 days).

Average visibility
Petersburg, KY

Average visibility - Petersburg, KY

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

Petersburg, Kentucky, USA

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