May weather forecast
Calverton, MD

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Weather in May

The last month of the spring, May, is an agreeable month in Calverton, Maryland, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 72.1°F (22.3°C).

Temperature

May brings a rise in the average high-temperature, transitioning from April's enjoyable 63°F (17.2°C) to an agreeable 72.1°F (22.3°C). An average temperature of 55.9°F (13.3°C) marks the nights in May.

Humidity

With an average relative humidity of 77%, May is the most humid month.

Rainfall

In Calverton, in May, it is raining for 18.1 days, with typically 3.07" (78mm) of accumulated precipitation. Throughout the year, there are 158.5 rainfall days, and 30.75" (781mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Calverton.

Daylight

In May, the average length of the day is 14h and 20min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of May, in Calverton, sunrise is at 5:43 am and sunset at 8:27 pm EDT.

Sunshine

In May, the average sunshine 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 threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

What are the temperatures in May?

In Calverton, 72.1°F (22.3°C) is the average high-temperature and 55.9°F (13.3°C) is the average low-temperature during May.

What is the most humid month?

The most humid month is May, with an average relative humidity of 77%.

What is the average humidity in May?

The average relative humidity in May is 77%.

How much does it rain in May?

In May, the rain falls for 18.1 days. Throughout May, 3.07" (78mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in May?

In Calverton, the average day length in May is 14h and 20min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:27 pm EDT.

How long on average sun shines in May?

In Calverton, the average sunshine duration in May is 9h.

What are the months with the highest UV index in Calverton?

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 health vulnerability from exposure to the Sun's 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
Calverton, MD

Average temperature in May - Calverton, MD
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in May: 55.9°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in May
Calverton, MD

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Calverton, MD

Average wind speed in May - Calverton, MD
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in May
Calverton, MD

Average humidity in May - Calverton, MD
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are April, July and November (72%).

Average rainfall in May
Calverton, MD

Average rainfall in May - Calverton, MD
  • Average rainfall in May: 3.07"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in May
Calverton, MD

Average rainfall days in May - Calverton, MD
  • Average rainfall days in May: 18.1 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in May
Calverton, MD

Average snowfall in May - Calverton, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Calverton, MD

Average snowfall days in May - Calverton, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.2 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
Calverton, MD

Average daylight in May / Average sunshine in May - Calverton, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in May
Calverton, MD

Average sunshine days in May - Calverton, MD
  • Average sunshine days in May: 10.3 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in May
Calverton, MD

Average UV index in May - Calverton, 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
Calverton, MD

Average cloud cover in May - Calverton, MD
  • Average cloud cover in May: 43

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in May
Calverton, MD

Average visibility in May - Calverton, 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).

Calverton, Maryland, USA

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