May weather forecast
Calvert Hills, MD

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Weather in May

May, the last month of the spring in Calvert Hills, is a warm month, with an average temperature ranging between max 73.9°F (23.3°C) and min 57°F (13.9°C).

Temperature

May brings a rise in Calvert Hills's average high-temperature, moving from a comfortable 64.8°F (18.2°C) in April to a moderately hot 73.9°F (23.3°C). During May, the temperature in Calvert Hills is averaged to a low of 57°F (13.9°C) at night.

Humidity

The months with the highest humidity are May, October and December, with an average relative humidity of 76%.

Rainfall

In May, the rain falls for 17.9 days. Throughout May, 2.99" (76mm) of precipitation is accumulated. In Calvert Hills, Maryland, during the entire year, the rain falls for 157.9 days and collects up to 31.14" (791mm) of precipitation.

Snowfall

In Calvert Hills, snow does not fall in May through November.

Daylight

The average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

Sunshine

In Calvert Hills, the average sunshine in May is 8.9h.

UV index

The months with the highest UV index in Calvert Hills, Maryland, are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 6 during May translates into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the usual temperature for Calvert Hills in May?

In May, the average high-temperature and low-temperature in Calvert Hills are 73.9°F (23.3°C) and 57°F (13.9°C) respectively.

What is the most humid month in Calvert Hills?

May, October and December, with an average relative humidity of 76%, are most humid months in Calvert Hills, Maryland.

What is the average humidity in May in Calvert Hills?

In May, the average relative humidity is 76%.

How many days does it rain in May in Calvert Hills?

In May, the rain falls for 17.9 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

When it does not snow in Calvert Hills?

In Calvert Hills, snow does not fall in May through November.

Does it snow in Calvert Hills in May?

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

What is the average length of the day in May in Calvert Hills?

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

When are sunrise and sunset in May in Calvert Hills?

In May, on the first day of the month, sunrise is at 6:08 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

How long on average sun shines in May in Calvert Hills?

In May, the average sunshine duration in Calvert Hills, Maryland, is 8.9h.

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

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

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

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

Average temperature in May - Calvert Hills, MD
  • Average high temperature in May: 73.9°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 (39.9°F).

  • Average low temperature in May: 57°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in May
Calvert Hills, MD

Average pressure in May - Calvert 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 (29.94"Hg).

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Average wind speed in May
Calvert Hills, MD

Average wind speed in May - Calvert Hills, MD
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in May
Calvert Hills, MD

Average humidity in May - Calvert Hills, MD
  • Average humidity in May: 76%

The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).

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Average rainfall in May
Calvert Hills, MD

Average rainfall in May - Calvert Hills, MD
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

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Average rainfall days in May
Calvert Hills, MD

Average rainfall days in May - Calvert Hills, MD
  • Average rainfall days in May: 17.9 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

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Average snowfall in May
Calvert Hills, MD

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

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in May
Calvert Hills, MD

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

The month with the highest number of snowfall days is January (4.1 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
Calvert Hills, MD

Average daylight in May / Average sunshine in May - Calvert 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 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
Calvert Hills, MD

Average sunshine days in May - Calvert Hills, MD
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in May
Calvert Hills, MD

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

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Average cloud cover in May
Calvert Hills, MD

Average cloud cover in May - Calvert Hills, 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
Calvert Hills, MD

Average visibility in May - Calvert Hills, 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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Calvert Hills, Maryland, USA

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