May weather forecast
Petersburg, KY

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Weather in May

The last month of the spring, May, is an agreeable month in Petersburg, Kentucky, with an average temperature fluctuating between 73°F (22.8°C) and 55.4°F (13°C).

Temperature

As Petersburg, Kentucky, welcomes May, the average high-temperature sees a rise, transitioning from a comfortable 63.3°F (17.4°C) in April to an agreeable 73°F (22.8°C). Throughout May nights, Petersburg experiences a consistent temperature average of 55.4°F (13°C).

Humidity

The average relative humidity in May in Petersburg, Kentucky, is 80%.

Rainfall

The month with the most rainfall in Petersburg, Kentucky, is May, when the rain falls for 18.4 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

May through October are months without snowfall in Petersburg.

Daylight

In Petersburg, the average length of the day in May is 14h and 20min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:32 pm. On the last day of May, sunrise is at 6:15 am and sunset at 8:59 pm EDT.

Sunshine

The average sunshine in May in Petersburg is 8.8h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 5 in May leads to these guidelines:
Take necessary precautions - Defending against sun damage is advocated. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the temperature in May in Petersburg?

In May, the average high-temperature and low-temperature in Petersburg are 73°F (22.8°C) and 55.4°F (13°C) respectively.

What is the average humidity in May in Petersburg?

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

What is the wettest month in Petersburg?

The month with the most rainfall is May, when the rain falls for 18.4 days and typically aggregates up to 3.11" (79mm) of precipitation.

How much does it rain in Petersburg in May?

In Petersburg, in May, it is raining for 18.4 days, with typically 3.11" (79mm) of accumulated precipitation.

When it does not snow in Petersburg?

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

Does it snow in Petersburg in May?

In May, in Petersburg, Kentucky, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Petersburg have in May?

The average day length in May is 14h and 20min.

When are sunrise and sunset in May in Petersburg?

On the first day of May, sunrise is at 6:40 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:59 pm EDT.

How long on average sun shines in May in Petersburg?

The average sunshine duration in May in Petersburg is 8.8h.

What is the UV index reading in May in Petersburg?

In Petersburg, Kentucky, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium 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 May
Petersburg, KY

Average temperature in May - Petersburg, KY
  • Average high temperature in May: 73°F

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).

  • Average low temperature in May: 55.4°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).

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Average pressure in May
Petersburg, KY

Average pressure in May - Petersburg, KY
  • Average pressure in May: 29.98"Hg

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).

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Average wind speed in May
Petersburg, KY

Average wind speed in May - Petersburg, KY
  • Average wind speed in May: 6.8mph

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).

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Average humidity in May
Petersburg, KY

Average humidity in May - Petersburg, KY
  • Average humidity in May: 80%

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

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Average rainfall in May
Petersburg, KY

Average rainfall in May - Petersburg, KY
  • Average rainfall in May: 3.11"

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

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Average rainfall days in May
Petersburg, KY

Average rainfall days in May - Petersburg, KY
  • Average rainfall days in May: 18.4 days

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).

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Average snowfall in May
Petersburg, KY

Average snowfall in May - Petersburg, KY
  • Average snowfall in May: 0"

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").

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Average snowfall days in May
Petersburg, KY

Average snowfall days in May - Petersburg, KY
  • Average snowfall days in May: 0 days

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).

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Average daylight in May /
Average sunshine in May
Petersburg, KY

Average daylight in May / Average sunshine in May - Petersburg, KY
  • Average daylight in May: 14h and 2min

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).

  • Average sunshine in May: 8h and 5min

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).

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Average sunshine days in May
Petersburg, KY

Average sunshine days in May - Petersburg, KY
  • Average sunshine days in May: 10.7 days

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

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Average UV index in May
Petersburg, KY

Average UV index in May - Petersburg, KY
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Petersburg, KY

Average cloud cover in May - Petersburg, KY
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in May
Petersburg, KY

Average visibility in May - Petersburg, KY
  • Average visibility in May: 5mi

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).

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Petersburg, Kentucky, USA

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