May weather forecast
Betterton, MD

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Weather in May

The last month of the spring, May, is an agreeable month in Betterton, Maryland, with an average temperature fluctuating between 71.8°F (22.1°C) and 55°F (12.8°C).

Temperature

With the onset of May, the average high-temperature slightly shifts from April's enjoyable 62.2°F (16.8°C) to an agreeable 71.8°F (22.1°C). In the month of May, Betterton experiences an average low-temperature of 55°F (12.8°C).

Humidity

With an average relative humidity of 79%, May is the most humid month.

Rainfall

In Betterton, in May, it is raining for 17.7 days, with typically 2.8" (71mm) of accumulated precipitation. In Betterton, during the entire year, the rain falls for 153.2 days and collects up to 30.51" (775mm) of precipitation.

Snowfall

January through March, May, November and December are months with snowfall. May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Betterton, during the entire year, snow falls for 12.7 days and aggregates up to 6.85" (174mm) of snow.

Daylight

The average length of the day in May is 14h and 21min.
On the first day of May, sunrise is at 6:04 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:24 pm EDT.

Sunshine

In May, the average sunshine is 8.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Stay sun-safe with clothing that is both closely woven and worn loosely. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Betterton in May?

The average high-temperature and low-temperature during May are 71.8°F (22.1°C) and 55°F (12.8°C) respectively.

What is the most humid month?

The most humid month is May, with an average relative humidity of 79%.

What is the average humidity in May?

In May, the average relative humidity is 79%.

How many days does it rain in May?

In Betterton, during May, the rain falls for 17.7 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When does it start snowing?

May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

How many hours of daylight does Betterton have in May?

In Betterton, the average day length in May is 14h and 21min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:04 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:24 pm EDT.

How many hours of sunshine does Betterton have in May?

The average sunshine duration in May is 8.7h.

What are the months with 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 intensity in May?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Betterton, MD

Average temperature in May - Betterton, MD
  • Average high temperature in May: 71.8°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

Average pressure in May
Betterton, MD

Average pressure in May - Betterton, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Betterton, MD

Average wind speed in May - Betterton, MD
  • Average wind speed in May: 7mph

The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in May
Betterton, MD

Average humidity in May - Betterton, MD
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are March, April and November (74%).

Average rainfall in May
Betterton, MD

Average rainfall in May - Betterton, MD
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in May
Betterton, MD

Average rainfall days in May - Betterton, MD
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (7.5 days).

Average snowfall in May
Betterton, MD

Average snowfall in May - Betterton, MD
  • Average snowfall in May: 0.08"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in May
Betterton, MD

Average snowfall days in May - Betterton, MD
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Betterton, MD

Average daylight in May / Average sunshine in May - Betterton, MD
  • 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 24min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in May
Betterton, MD

Average sunshine days in May - Betterton, MD
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in May
Betterton, MD

Average UV index in May - Betterton, MD
  • 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, November and December (UV index 2).

Average cloud cover in May
Betterton, MD

Average cloud cover in May - Betterton, MD
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in May
Betterton, MD

Average visibility in May - Betterton, MD
  • 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).

Betterton, Maryland, USA

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