May weather forecast
Martha, KY

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Weather in May

The last month of the spring, May, is a warm month in Martha, Kentucky, with an average temperature varying between 54.7°F (12.6°C) and 76.5°F (24.7°C).

Temperature

With the onset of May, the average high-temperature slightly shifts from April's comfortable 66.4°F (19.1°C) to a moderately hot 76.5°F (24.7°C). In the month of May, Martha witnesses a marked temperature drop at night, averaging a low of 54.7°F (12.6°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

In May, in Martha, the rain falls for 18.2 days. Throughout May, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 173.4 rainfall days, and 30.24" (768mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in May in Martha is 14h and 14min.
On the first day of the month, sunrise is at 6:34 am and sunset at 8:22 pm. On the last day of May, sunrise is at 6:10 am and sunset at 8:48 pm EDT.

Sunshine

The average sunshine in May is 9.3h.

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 hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 6 in May translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Martha in May?

In Martha, in May, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 54.7°F (12.6°C).

What is the average humidity in May?

In May, the average relative humidity is 77%.

How much does it rain in May?

In Martha, in May, it is raining for 18.2 days, with typically 2.95" (75mm) of accumulated precipitation.

When it does not snow?

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

Does it snow in May?

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

What is the average length of the day in May?

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

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:34 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:48 pm EDT.

How long on average sun shines in May?

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

When is the highest UV index?

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

What is the UV index reading in May?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high 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
Martha, KY

Average temperature in May - Martha, KY
  • Average high temperature in May: 76.5°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 54.7°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in May
Martha, KY

Average pressure in May - Martha, 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
Martha, KY

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

The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in May
Martha, KY

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

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

Average rainfall in May
Martha, KY

Average rainfall in May - Martha, KY
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is February (3.27").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in May
Martha, KY

Average rainfall days in May - Martha, KY
  • Average rainfall days in May: 18.2 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.8 days).

Average snowfall in May
Martha, KY

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

The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Martha, KY

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

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
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 6min).

Average sunshine days in May
Martha, KY

Average sunshine days in May - Martha, KY
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (9.3 days).

Average UV index in May
Martha, KY

Average UV index in May - Martha, 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
Martha, KY

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

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
Martha, KY

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

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

Martha, Kentucky, USA

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