June weather forecast
Mountcastle, VA

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Weather in June

June, the first month of the summer in Mountcastle, is also a moderately hot month, with an average temperature varying between 84.9°F (29.4°C) and 65.3°F (18.5°C).

Temperature

June's arrival coincides with a marginal rise in the average high-temperature, moving from May's warm 76.6°F (24.8°C) to a still moderately hot 84.9°F (29.4°C). An average low-temperature of 65.3°F (18.5°C) is recorded during the nights in June.

Heat index

The heat index in June is calculated to be a tropical 93.2°F (34°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In June, the average relative humidity is 74%.

Rainfall

In June, the rain falls for 15.9 days. Throughout June, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 166.1 rainfall days, and 33.27" (845mm) of precipitation is accumulated.

Snowfall

In Mountcastle, snow does not fall in May through October.

Daylight

The month with the longest days in Mountcastle is June, with an average of 14h and 42min of daylight.
On the first day of June, sunrise is at 5:48 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:33 pm EDT.

Sunshine

In Mountcastle, 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 in Mountcastle. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: During June, 6 as the daily maximum UV index converts into the following advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

How hot is June in Mountcastle?

In June, the average high-temperature and low-temperature in Mountcastle, Virginia, are 84.9°F (29.4°C) and 65.3°F (18.5°C) respectively. In June, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 93.2°F (34°C).

What is the average humidity in June in Mountcastle?

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

How many days does it rain in June in Mountcastle?

In Mountcastle, Virginia, in June, it is raining for 15.9 days, with typically 2.76" (70mm) of accumulated precipitation.

When it does not snow in Mountcastle?

May through October are months without snowfall in Mountcastle, Virginia.

When are the longest days in Mountcastle?

June has the longest days of the year in Mountcastle, with an average of 14h and 42min of daylight.

How many hours of daylight does Mountcastle have in June?

In Mountcastle, Virginia, the average day length in June is 14h and 43min.

When are sunrise and sunset in June in Mountcastle?

On the first day of June in Mountcastle, sunrise is at 5:48 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Mountcastle have in June?

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

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

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

What is the UV index reading in June in Mountcastle?

In June, the average daily maximum UV index in Mountcastle, Virginia, is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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
Mountcastle, VA

Average temperature in June - Mountcastle, VA
  • Average high temperature in June: 84.9°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in June: 65.3°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in June
Mountcastle, VA

Average pressure in June - Mountcastle, VA
  • 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
Mountcastle, VA

Average wind speed in June - Mountcastle, VA
  • Average wind speed in June: 6.1mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in June
Mountcastle, VA

Average humidity in June - Mountcastle, VA
  • Average humidity in June: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (73%).

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Average rainfall in June
Mountcastle, VA

Average rainfall in June - Mountcastle, VA
  • Average rainfall in June: 2.76"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in June
Mountcastle, VA

Average rainfall days in June - Mountcastle, VA
  • Average rainfall days in June: 15.9 days

The month with the highest number of rainy days is May (18.4 days).
The months with the least rainy days are January and November (10.2 days).

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Average snowfall in June
Mountcastle, VA

Average snowfall in June - Mountcastle, VA
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Mountcastle, VA

Average snowfall days in June - Mountcastle, VA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (3.3 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
Mountcastle, VA

Average daylight in June / Average sunshine in June - Mountcastle, VA
  • Average daylight in June: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in June
Mountcastle, VA

Average sunshine days in June - Mountcastle, VA
  • Average sunshine days in June: 12.1 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in June
Mountcastle, VA

Average UV index in June - Mountcastle, VA
  • 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
Mountcastle, VA

Average cloud cover in June - Mountcastle, VA
  • Average cloud cover in June: 34

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in June
Mountcastle, VA

Average visibility in June - Mountcastle, VA
  • 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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Mountcastle, Virginia, USA

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