June weather forecast
Glenallen, MD

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Weather in June

The first month of the summer, June, is also a moderately hot month in Glenallen, Maryland, with an average temperature varying between 63.9°F (17.7°C) and 81.7°F (27.6°C).

Temperature

Observing a minor shift, the average high-temperature during June adjusts from May's warm 73.9°F (23.3°C) to a still moderately hot 81.7°F (27.6°C). Throughout June, the average low-temperature dips to an enjoyable 63.9°F (17.7°C).

Heat index

For most parts of June, the heat index is appraised at a hot 86°F (30°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The average relative humidity in June in Glenallen, Maryland, is 73%.

Rainfall

In Glenallen, in June, during 15.6 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Glenallen, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.

Snowfall

May through October are months without snowfall in Glenallen.

Daylight

With an average of 14h and 54min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:28 pm. On the last day of June, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

Sunshine

In June, the average sunshine in Glenallen is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Glenallen. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in June interprets into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Frequently asked questions

What are June temperatures in Glenallen?

The high-temperature in Glenallen, Maryland, during June is 81.7°F (27.6°C) and the low-temperature is 63.9°F (17.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in June is appraised at 86°F (30°C).

What is the average humidity in June in Glenallen?

In Glenallen, Maryland, the average relative humidity in June is 73%.

How many days does it rain in June in Glenallen?

In Glenallen, Maryland, in June, during 15.6 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Glenallen?

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

When are the longest days in Glenallen?

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

How many hours of daylight does Glenallen have in June?

The average day length in June in Glenallen, Maryland, is 14h and 52min.

What time are sunrise and sunset in June in Glenallen?

In June, on the first day of the month, sunrise is at 5:43 am and sunset at 8:28 pm. On the last day of the month, in Glenallen, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Glenallen have in June?

In June, the average sunshine duration is 10.2h.

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

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

What is the UV index intensity in June in Glenallen?

In Glenallen, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe 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 June
Glenallen, MD

Average temperature in June - Glenallen, MD
  • Average high temperature in June: 81.7°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in June: 63.9°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in June
Glenallen, MD

Average pressure in June - Glenallen, MD
  • Average pressure in June: 29.95"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 June
Glenallen, MD

Average wind speed in June - Glenallen, MD
  • Average wind speed in June: 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 (5.1mph).

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Average humidity in June
Glenallen, MD

Average humidity in June - Glenallen, MD
  • Average humidity in June: 73%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in June
Glenallen, MD

Average rainfall in June - Glenallen, MD
  • Average rainfall in June: 2.68"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in June
Glenallen, MD

Average rainfall days in June - Glenallen, MD
  • Average rainfall days in June: 15.6 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in June
Glenallen, MD

Average snowfall in June - Glenallen, MD
  • Average snowfall in June: 0"

The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Glenallen, MD

Average snowfall days in June - Glenallen, MD
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (5.1 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 June /
Average sunshine in June
Glenallen, MD

Average daylight in June / Average sunshine in June - Glenallen, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in June
Glenallen, MD

Average sunshine days in June - Glenallen, MD
  • Average sunshine days in June: 13 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

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Average UV index in June
Glenallen, MD

Average UV index in June - Glenallen, 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, November and December (UV index 2).

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Average cloud cover in June
Glenallen, MD

Average cloud cover in June - Glenallen, MD
  • Average cloud cover in June: 33

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in June
Glenallen, MD

Average visibility in June - Glenallen, MD
  • Average visibility in June: 6mi

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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Glenallen, Maryland, USA

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