May weather forecast
Altona, KY

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Weather in May

The last month of the spring, May, is a moderately hot month in Altona, Kentucky, with an average temperature ranging between max 76.6°F (24.8°C) and min 59°F (15°C).

Temperature

May's arrival is marked by an increase in the average high-temperature, moving from a comfortable 67.6°F (19.8°C) in April to a moderately hot 76.6°F (24.8°C). An average low-temperature of 59°F (15°C) is expected in Altona during May.

Humidity

The months with the highest humidity are March and May, with an average relative humidity of 79%.

Rainfall

In Altona, in May, during 9.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 94.8 rainfall days, and 8.7" (221mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May is 14h and 10min.
On the first day of May, sunrise is at 5:58 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:07 pm CDT.

Sunshine

In May, the average sunshine is 9.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Altona. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. 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. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What is the usual temperature for Altona in May?

May temperatures in Altona, Kentucky, vary between a high-temperature of 76.6°F (24.8°C) and a low-temperature of 59°F (15°C).

What are the most humid months in Altona?

The months with the highest humidity in Altona are March and May, with an average relative humidity of 79%.

What is the average humidity in May in Altona?

The average relative humidity in May in Altona, Kentucky, is 79%.

How much does it rain in Altona in May?

In Altona, Kentucky, during May, the rain falls for 9.8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow in Altona?

In Altona, snow does not fall in April through October.

How many hours of daylight does Altona have in May?

In May, the average day length in Altona, Kentucky, is 14h and 10min.

What time are sunrise and sunset in May in Altona?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:43 pm. On the last day of the month, in Altona, sunrise is at 5:35 am and sunset at 8:07 pm CDT.

How long on average sun shines in May in Altona?

In Altona, the average sunshine duration in May is 9.3h.

What is the month with the highest UV index in Altona?

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

What is the UV index intensity in May in Altona?

In Altona, Kentucky, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Altona, KY

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

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.7°F).

  • Average low temperature in May: 59°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in May
Altona, KY

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Altona, KY

Average wind speed in May - Altona, KY
  • Average wind speed in May: 7.4mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).

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Average humidity in May
Altona, KY

Average humidity in May - Altona, KY
  • Average humidity in May: 79%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Altona, KY

Average rainfall in May - Altona, KY
  • Average rainfall in May: 0.79"

The wettest month (with the highest rainfall) is February (1.06").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days in May
Altona, KY

Average rainfall days in May - Altona, KY
  • Average rainfall days in May: 9.8 days

The month with the highest number of rainy days is July (10.7 days).
The month with the least rainy days is November (5.7 days).

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Average snowfall in May
Altona, KY

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

The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Altona, KY

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

The month with the highest number of snowfall days is February (3.1 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
Altona, KY

Average daylight in May / Average sunshine in May - Altona, 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 42min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Altona, KY

Average sunshine days in May - Altona, KY
  • Average sunshine days in May: 17.8 days

The month with the most sunshine days is October (23.3 days).
The month with the least sunshine days is July (15.7 days).

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Average UV index in May
Altona, KY

Average UV index in May - Altona, 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
Altona, KY

Average cloud cover in May - Altona, KY
  • Average cloud cover in May: 39

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in May
Altona, KY

Average visibility in May - Altona, KY
  • Average visibility in May: 6mi

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

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Altona, Kentucky, USA

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