June weather forecast
Highlands of Olney, MD

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Weather in June

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

Temperature

June's arrival sees a mild rise in the average high-temperature, transitioning from May's warm 73.9°F (23.3°C) to a still moderately hot 81.7°F (27.6°C). Highlands of Olney encounters an average low-temperature of 63.9°F (17.7°C) during June nights.

Heat index

For June, the heat index is computed to be a hot 86°F (30°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
Note that heat index values are valued for light wind and location in the shade. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The individual's impression of temperature can be shaped by additional aspects 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 highly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

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

Rainfall

In Highlands of Olney, in June, during 15.6 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 160.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 6 in June leads to these guidelines:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Highlands of Olney in June?

Highlands of Olney in June has an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 63.9°F (17.7°C). In June, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 86°F (30°C).

What is the average humidity in June?

The average relative humidity in June is 73%.

How many days does it rain 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, snow does not fall in May through October.

When are the longest days?

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

How many hours of daylight does Highlands of Olney have in June?

In June, the average day length is 14h and 53min.

When are sunrise and sunset in June?

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, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Highlands of Olney have in June?

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

When is the highest UV index?

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

What is the UV index reading in June?

In June, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Highlands of Olney, Maryland, USA

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