June weather forecast
Glenn Dale, MD

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Weather in June

June, the first month of the summer in Glenn Dale, is a warm month, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 81.1°F (27.3°C).

Temperature

The average high-temperature mildly increases in June, edging from a pleasant 73.2°F (22.9°C) in May to a warm 81.1°F (27.3°C). In the month of June, Glenn Dale records a consistent average low-temperature of 64.9°F (18.3°C).

Heat index

The heat index value for June is evaluated at a hot 86°F (30°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in June is 74%.

Rainfall

In Glenn Dale, in June, during 15.1 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, in Glenn Dale, there are 156.7 rainfall days, and 31.81" (808mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Glenn Dale, Maryland.

Daylight

June has the longest days of the year in Glenn Dale, Maryland, with an average of 14h and 54min of daylight.
On the first day of June in Glenn Dale, sunrise is at 5:43 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:36 pm EDT.

Sunshine

The average sunshine in June is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In June, an average UV index of 6 transforms into the following instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Glenn Dale in June?

The high-temperature in Glenn Dale, Maryland, during June is 81.1°F (27.3°C) and the low-temperature is 64.9°F (18.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in June is evaluated at 86°F (30°C).

What is the average humidity in June in Glenn Dale?

In Glenn Dale, the average relative humidity in June is 74%.

How many days does it rain in June in Glenn Dale?

In Glenn Dale, Maryland, in June, during 15.1 rainfall days, 2.91" (74mm) of precipitation is typically accumulated.

When it does not snow in Glenn Dale?

May through October are months without snowfall.

When are the longest days in Glenn Dale?

The month with the longest days is June, with an average of 14h and 54min of daylight.

What is the average length of the day in June in Glenn Dale?

In Glenn Dale, the average day length in June is 14h and 52min.

When are sunrise and sunset in June in Glenn Dale?

In June, on the first day of the month, sunrise is at 5:43 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:36 pm EDT.

How many hours of sunshine does Glenn Dale have in June?

In Glenn Dale, the average sunshine duration in June is 10.3h.

What is the month with the highest UV index in Glenn Dale?

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

How high is the UV index in June in Glenn Dale?

The average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health threat 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 June
Glenn Dale, MD

Average temperature in June - Glenn Dale, MD
  • Average high temperature in June: 81.1°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 June: 64.9°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 June
Glenn Dale, MD

Average pressure in June - Glenn Dale, MD
  • Average pressure in June: 29.94"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 June
Glenn Dale, MD

Average wind speed in June - Glenn Dale, MD
  • Average wind speed in June: 6.5mph

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 June
Glenn Dale, MD

Average humidity in June - Glenn Dale, MD
  • Average humidity in June: 74%

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 June
Glenn Dale, MD

Average rainfall in June - Glenn Dale, MD
  • Average rainfall in June: 2.91"

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 June
Glenn Dale, MD

Average rainfall days in June - Glenn Dale, MD
  • Average rainfall days in June: 15.1 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 June
Glenn Dale, MD

Average snowfall in June - Glenn Dale, MD
  • Average snowfall in June: 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 June
Glenn Dale, MD

Average snowfall days in June - Glenn Dale, MD
  • Average snowfall days in June: 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 June /
Average sunshine in June
Glenn Dale, MD

Average daylight in June / Average sunshine in June - Glenn Dale, MD
  • Average daylight in June: 14h and 5min

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 June: 10h and 2min

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 June
Glenn Dale, MD

Average sunshine days in June - Glenn Dale, MD
  • Average sunshine days in June: 13.1 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 June
Glenn Dale, MD

Average UV index in June - Glenn Dale, MD
  • Average UV index in June: 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 June
Glenn Dale, MD

Average cloud cover in June - Glenn Dale, MD
  • Average cloud cover in June: 32

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 June
Glenn Dale, MD

Average visibility in June - Glenn Dale, MD
  • Average visibility in June: 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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Glenn Dale, Maryland, USA

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