May weather forecast
Jackson, KY

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Weather in May

May represents the final full month of spring, often characterized by significantly milder temperatures than April. indications of an approaching summer become progressively apparent, most notably in the increased sunshine hours and nearly absent snowfall. Rainfall figures gradually tail off, though humidity remains high, a factor that contributes to a feeling of mugginess. In May, residents of Jackson can enjoy the blossoming of summer, bearing witness to the addition of daylight hours and the warmth that it brings. It serves as a bridge to the hot weather that the city experiences in June.

Temperature

Jackson, Kentucky, sees an increase in the average high-temperature with the arrival of May, moving from April's enjoyable 66.2°F (19°C) to a moderately hot 76.1°F (24.5°C). The average temperature during May nights in Jackson is registered at a fresh 55°F (12.8°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

In Jackson, in May, it is raining for 18.7 days, with typically 3.46" (88mm) of accumulated precipitation. In Jackson, Kentucky, during the entire year, the rain falls for 178 days and collects up to 35.47" (901mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in May is 14h and 13min.
On the first day of May in Jackson, Kentucky, sunrise is at 6:37 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:48 pm EDT.

Sunshine

In Jackson, the average sunshine in May is 9.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, a regular UV index of 6 translates into these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the temperature in May in Jackson?

Jackson in May has an average high-temperature of 76.1°F (24.5°C) and an average low-temperature of 55°F (12.8°C).

What is the average humidity in May in Jackson?

The average relative humidity in May in Jackson, Kentucky, is 77%.

How much does it rain in Jackson in May?

In Jackson, Kentucky, in May, it is raining for 18.7 days, with typically 3.46" (88mm) of accumulated precipitation.

When it does not snow in Jackson?

May through September are months without snowfall in Jackson, Kentucky.

Does it snow in Jackson in May?

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

What is the average length of the day in May in Jackson?

In May, the average day length in Jackson is 14h and 13min.

When is the sunrise / sunset in May in Jackson?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:23 pm. On the last day of the month, in Jackson, sunrise is at 6:13 am and sunset at 8:48 pm EDT.

How many hours of sunshine does Jackson have in May?

In Jackson, the average sunshine duration in May is 9.4h.

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

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

What is the UV index reading in May in Jackson?

In May, the average daily maximum UV index in Jackson is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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
Jackson, KY

Average temperature in May - Jackson, KY
  • Average high temperature in May: 76.1°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in May
Jackson, KY

Average pressure in May - Jackson, KY
  • Average pressure in May: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in May
Jackson, KY

Average wind speed in May - Jackson, KY
  • Average wind speed in May: 5.8mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in May
Jackson, KY

Average humidity in May - Jackson, KY
  • Average humidity in May: 77%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August and November (74%).

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Average rainfall in May
Jackson, KY

Average rainfall in May - Jackson, KY
  • Average rainfall in May: 3.46"

The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in May
Jackson, KY

Average rainfall days in May - Jackson, KY
  • Average rainfall days in May: 18.7 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.5 days).

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Average snowfall in May
Jackson, KY

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

The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Jackson, KY

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

The month with the highest number of snowfall days is January (11.7 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
Jackson, KY

Average daylight in May / Average sunshine in May - Jackson, KY
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 2min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in May
Jackson, KY

Average sunshine days in May - Jackson, KY
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is February (9 days).

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Average UV index in May
Jackson, KY

Average UV index in May - Jackson, KY
  • Average UV index in May: 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 and December (UV index 2).

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Average cloud cover in May
Jackson, KY

Average cloud cover in May - Jackson, KY
  • Average cloud cover in May: 41

The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Jackson, KY

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

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

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Jackson, Kentucky, USA

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