May weather forecast
Highland Beach, MD

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Weather in May

The last month of the spring, May, is an agreeable month in Highland Beach, Maryland, with an average temperature fluctuating between 71.2°F (21.8°C) and 57.7°F (14.3°C).

Temperature

Highland Beach in May experiences an increase in the average high-temperature, moving from April's refreshing 62.2°F (16.8°C) to a pleasant 71.2°F (21.8°C). Highland Beach experiences a mean low-temperature of 57.7°F (14.3°C) during May.

Humidity

May is the most humid month, with an average relative humidity of 78%.

Rainfall

In Highland Beach, Maryland, during May, the rain falls for 13.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Highland Beach, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:06 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May is 9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 6 during May translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The high-temperature, in May, in Highland Beach, is 71.2°F (21.8°C), while the low-temperature averages to 57.7°F (14.3°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 78%.

What is the average humidity in May?

In Highland Beach, Maryland, the average relative humidity in May is 78%.

How many days does it rain in May?

In Highland Beach, in May, it is raining for 13.8 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow?

In Highland Beach, snow does not fall in April through October.

What is the average length of the day in May?

In May, the average day length is 14h and 19min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:06 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

How many hours of sunshine does Highland Beach have in May?

The average sunshine duration in May is 9h.

When is 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 reading in May?

In Highland Beach, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from 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
Highland Beach, MD

Average temperature in May - Highland Beach, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in May
Highland Beach, MD

Average pressure in May - Highland Beach, 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
Highland Beach, MD

Average wind speed in May - Highland Beach, MD
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in May
Highland Beach, MD

Average humidity in May - Highland Beach, MD
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in May
Highland Beach, MD

Average rainfall in May - Highland Beach, MD
  • Average rainfall in May: 0.87"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in May
Highland Beach, MD

Average rainfall days in May - Highland Beach, MD
  • Average rainfall days in May: 13.8 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

Average snowfall in May
Highland Beach, MD

Average snowfall in May - Highland Beach, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Highland Beach, MD

Average snowfall days in May - Highland Beach, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Highland Beach, MD

Average daylight in May / Average sunshine in May - Highland Beach, 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 30min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in May
Highland Beach, MD

Average sunshine days in May - Highland Beach, MD
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

Average UV index in May
Highland Beach, MD

Average UV index in May - Highland Beach, 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 and December (UV index 2).

Average cloud cover in May
Highland Beach, MD

Average cloud cover in May - Highland Beach, MD
  • Average cloud cover in May: 41

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in May
Highland Beach, MD

Average visibility in May - Highland Beach, MD
  • 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).

Highland Beach, Maryland, USA

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