June weather forecast
Highlands of Olney, MD

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Weather in June

June, the first month of the summer in Highlands of Olney, is still a warm month, with an average temperature fluctuating between 81.7°F (27.6°C) and 63.9°F (17.7°C).

Temperature

June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's warm 73.9°F (23.3°C) to a still moderately hot 81.7°F (27.6°C). During June, Highlands of Olney's temperature averages to a refreshing 63.9°F (17.7°C) at night.

Heat index

During June, the heat index is evaluated at a tropical 86°F (30°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In June, the average relative humidity is 73%.

Rainfall

In Highlands of Olney, during June, the rain falls for 15.6 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 160.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

Snowfall

In Highlands of Olney, snow does not fall in May through October.

Daylight

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

Sunshine

The average sunshine in June is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Highlands of Olney. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in June interprets into the following advice:
Deflect overexposure. Sun protection is a necessity. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are June temperatures in Highlands of Olney?

The high-temperature, in June, in Highlands of Olney, is 81.7°F (27.6°C), while the low-temperature averages to 63.9°F (17.7°C). In June, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 86°F (30°C).

What is the average humidity in June in Highlands of Olney?

In June, the average relative humidity in Highlands of Olney is 73%.

How much does it rain in Highlands of Olney in June?

In Highlands of Olney, during June, the rain falls for 15.6 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in Highlands of Olney?

In Highlands of Olney, Maryland, snow does not fall in May through October.

When are the longest days in Highlands of Olney?

June has the longest days of the year, with an average of 14h and 54min of daylight.

What is the average length of the day in June in Highlands of Olney?

In Highlands of Olney, the average day length in June is 14h and 53min.

When is the sunrise / sunset in June in Highlands of Olney?

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

How long on average sun shines in June in Highlands of Olney?

In Highlands of Olney, Maryland, the average sunshine duration in June is 10.2h.

What are the months with the highest UV index in Highlands of Olney?

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

What is the UV index reading in June in Highlands of Olney?

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

Average temperature in June - Highlands of Olney, 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
Highlands of Olney, MD

Average pressure in June - Highlands of Olney, 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
Highlands of Olney, MD

Average wind speed in June - Highlands of Olney, 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
Highlands of Olney, MD

Average humidity in June - Highlands of Olney, 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
Highlands of Olney, MD

Average rainfall in June - Highlands of Olney, 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
Highlands of Olney, MD

Average rainfall days in June - Highlands of Olney, 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
Highlands of Olney, MD

Average snowfall in June - Highlands of Olney, 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
Highlands of Olney, MD

Average snowfall days in June - Highlands of Olney, 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
Highlands of Olney, MD

Average daylight in June / Average sunshine in June - Highlands of Olney, 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
Highlands of Olney, MD

Average sunshine days in June - Highlands of Olney, 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
Highlands of Olney, MD

Average UV index in June - Highlands of Olney, 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
Highlands of Olney, MD

Average cloud cover in June - Highlands of Olney, 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
Highlands of Olney, MD

Average visibility in June - Highlands of Olney, 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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Highlands of Olney, Maryland, USA

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