May weather forecast
Rosemary Hills, MD

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Weather in May

May, the last month of the spring in Rosemary Hills, is a warm month, with an average temperature ranging between min 56.5°F (13.6°C) and max 74.3°F (23.5°C).

Temperature

May shows a rise in the average high-temperature, moving from April's comfortable 64.9°F (18.3°C) to a warm 74.3°F (23.5°C). Rosemary Hills registers a consistent average low-temperature of 56.5°F (13.6°C) during May.

Humidity

The months with the highest humidity are May, October and December, with an average relative humidity of 75%.

Rainfall

In Rosemary Hills, in May, it is raining for 17.7 days, with typically 2.87" (73mm) of accumulated precipitation. In Rosemary Hills, during the entire year, the rain falls for 154.8 days and collects up to 30.28" (769mm) of precipitation.

Snowfall

May through October are months without snowfall in Rosemary Hills.

Daylight

In Rosemary Hills, the average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:01 pm. On the last day of May, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

Sunshine

In May, the average sunshine is 8.6h.

UV index

The months with the highest UV index in Rosemary Hills 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 exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are the temperatures in Rosemary Hills in May?

In May, in Rosemary Hills, the average high-temperature is 74.3°F (23.5°C), and the average low-temperature is 56.5°F (13.6°C).

What are the most humid months in Rosemary Hills?

The months with the highest humidity are May, October and December, with an average relative humidity of 75%.

What is the average humidity in May in Rosemary Hills?

In Rosemary Hills, the average relative humidity in May is 75%.

How much does it rain in Rosemary Hills in May?

In May, in Rosemary Hills, the rain falls for 17.7 days. Throughout May, 2.87" (73mm) of precipitation is accumulated.

When it does not snow in Rosemary Hills?

In Rosemary Hills, Maryland, snow does not fall in May through October.

Does it snow in Rosemary Hills in May?

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

How many hours of daylight does Rosemary Hills have in May?

In Rosemary Hills, Maryland, the average day length in May is 14h and 19min.

When is the sunrise / sunset in May in Rosemary Hills?

In May, on the first day of the month, sunrise is at 6:09 am and sunset at 8:01 pm. On the last day of the month, in Rosemary Hills, Maryland, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

How many hours of sunshine does Rosemary Hills have in May?

In May, the average sunshine duration in Rosemary Hills is 8.6h.

What is the month with the highest UV index in Rosemary Hills?

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

What is the UV index reading in May in Rosemary Hills?

The average daily maximum UV index in May in Rosemary Hills is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Rosemary Hills, MD

Average temperature in May - Rosemary Hills, MD
  • Average high temperature in May: 74.3°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in May: 56.5°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).

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Average pressure in May
Rosemary Hills, MD

Average pressure in May - Rosemary Hills, 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 (29.95"Hg).

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Average wind speed in May
Rosemary Hills, MD

Average wind speed in May - Rosemary Hills, MD
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Rosemary Hills, MD

Average humidity in May - Rosemary Hills, MD
  • Average humidity in May: 75%

The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in May
Rosemary Hills, MD

Average rainfall in May - Rosemary Hills, MD
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in May
Rosemary Hills, MD

Average rainfall days in May - Rosemary Hills, 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 November (8.5 days).

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Average snowfall in May
Rosemary Hills, MD

Average snowfall in May - Rosemary Hills, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Rosemary Hills, MD

Average snowfall days in May - Rosemary Hills, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.6 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
Rosemary Hills, MD

Average daylight in May / Average sunshine in May - Rosemary Hills, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in May
Rosemary Hills, MD

Average sunshine days in May - Rosemary Hills, MD
  • Average sunshine days in May: 12 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).

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Average UV index in May
Rosemary Hills, MD

Average UV index in May - Rosemary Hills, 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, November and December (UV index 2).

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Average cloud cover in May
Rosemary Hills, MD

Average cloud cover in May - Rosemary Hills, MD
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Rosemary Hills, MD

Average visibility in May - Rosemary Hills, 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).

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Rosemary Hills, Maryland, USA

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