May weather forecast
Alphoretta, KY

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Weather in May

May, the last month of the spring in Alphoretta, is a moderately hot month, with an average temperature fluctuating between 76.6°F (24.8°C) and 54.5°F (12.5°C).

Temperature

Observing a rise in May, the average high-temperature goes from April's comfortable 66.4°F (19.1°C) to a warm 76.6°F (24.8°C). Alphoretta observes a distinct decrease from peak daytime temperatures, with an average low-temperature of 54.5°F (12.5°C) throughout the month of May.

Humidity

In Alphoretta, the average relative humidity in May is 77%.

Rainfall

In Alphoretta, Kentucky, during May, the rain falls for 19.3 days and regularly aggregates up to 3.23" (82mm) of precipitation. In Alphoretta, during the entire year, the rain falls for 181.8 days and collects up to 33.43" (849mm) of precipitation.

Snowfall

In Alphoretta, snow does not fall in May through September.

Daylight

In May, the average length of the day is 14h and 13min.
On the first day of the month, sunrise is at 6:34 am and sunset at 8:21 pm. On the last day of May, sunrise is at 6:11 am and sunset at 8:46 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Alphoretta, is 76.6°F (24.8°C), while the low-temperature averages to 54.5°F (12.5°C).

What is the average humidity in May?

The average relative humidity in May is 77%.

How many days does it rain in May?

In Alphoretta, in May, during 19.3 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

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

How many hours of daylight does Alphoretta have in May?

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

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:34 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:46 pm EDT.

How many hours of sunshine does Alphoretta have in May?

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

What is the month with the highest UV index?

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

What is the UV index intensity in May?

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

Average temperature in May - Alphoretta, KY
  • Average high temperature in May: 76.6°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in May
Alphoretta, KY

Average pressure in May - Alphoretta, 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).

Average wind speed in May
Alphoretta, KY

Average wind speed in May - Alphoretta, KY
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in May
Alphoretta, KY

Average humidity in May - Alphoretta, 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%).

Average rainfall in May
Alphoretta, KY

Average rainfall in May - Alphoretta, KY
  • Average rainfall in May: 3.23"

The wettest month (with the highest rainfall) is February (3.66").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in May
Alphoretta, KY

Average rainfall days in May - Alphoretta, KY
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (11.4 days).

Average snowfall in May
Alphoretta, KY

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

The month with the highest snowfall is January (3.62").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Alphoretta, KY

Average snowfall days in May - Alphoretta, KY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Alphoretta, 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 month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in May
Alphoretta, KY

Average sunshine days in May - Alphoretta, KY
  • Average sunshine days in May: 9.8 days

The month with the most sunshine days is October (16.1 days).
The month with the least sunshine days is February (8.3 days).

Average UV index in May
Alphoretta, KY

Average UV index in May - Alphoretta, 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).

Average cloud cover in May
Alphoretta, KY

Average cloud cover in May - Alphoretta, KY
  • Average cloud cover in May: 40

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
Alphoretta, KY

Average visibility in May - Alphoretta, 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).

Alphoretta, Kentucky, USA

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