May weather forecast
Crofton, MD

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Weather in May

May, the last month of the spring in Crofton, is an agreeable month, with an average temperature fluctuating between 57°F (13.9°C) and 73.2°F (22.9°C).

Temperature

Crofton's transition into May is marked by a rise in the average high-temperature, advancing from an enjoyable 63.7°F (17.6°C) in April to a pleasant 73.2°F (22.9°C). The temperature in Crofton lowers to an average of 57°F (13.9°C) during May nights.

Humidity

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

Rainfall

In Crofton, in May, it is raining for 17.5 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, in Crofton, Maryland, there are 156.7 rainfall days, and 31.81" (808mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Crofton, the average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:07 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:26 pm EDT.

Sunshine

In May, the average sunshine is 8.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 6 suggests this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the average May temperature in Crofton?

The average high-temperature and low-temperature in Crofton during May are 73.2°F (22.9°C) and 57°F (13.9°C) respectively.

What is the most humid month in Crofton?

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

What is the average humidity in May in Crofton?

In Crofton, the average relative humidity in May is 77%.

How many days does it rain in May in Crofton?

In Crofton, in May, during 17.5 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Crofton?

May through October are months without snowfall in Crofton, Maryland.

Does it snow in Crofton in May?

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

How many hours of daylight does Crofton have in May?

The average day length in May is 14h and 19min.

When are sunrise and sunset in May in Crofton?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 7:59 pm. On the last day of the month, in Crofton, sunrise is at 5:42 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Crofton have in May?

In Crofton, the average sunshine duration in May is 8.9h.

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

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

How high is the UV index in May in Crofton?

In Crofton, Maryland, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Crofton, MD

Average temperature in May - Crofton, MD
  • Average high temperature in May: 73.2°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in May: 57°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28°F).

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Average pressure in May
Crofton, MD

Average pressure in May - Crofton, 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).

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Average wind speed in May
Crofton, MD

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

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in May
Crofton, MD

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

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Crofton, MD

Average rainfall in May - Crofton, MD
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is January (2.05").

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Average rainfall days in May
Crofton, MD

Average rainfall days in May - Crofton, MD
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.9 days).

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Average snowfall in May
Crofton, MD

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

The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Crofton, MD

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

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Crofton, 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: 8h and 5min

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).

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Average sunshine days in May
Crofton, MD

Average sunshine days in May - Crofton, MD
  • Average sunshine days in May: 11.5 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in May
Crofton, MD

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

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Average cloud cover in May
Crofton, MD

Average cloud cover in May - Crofton, 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).

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Average visibility in May
Crofton, MD

Average visibility in May - Crofton, 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).

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Crofton, Maryland, USA

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