June weather forecast
Fairfax Station, VA

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Weather in June

June, the first month of the summer in Fairfax Station, is still a warm month, with an average temperature varying between 82.9°F (28.3°C) and 63.5°F (17.5°C).

Temperature

Fairfax Station's weather shows a minor temperature rise with the arrival of June, moving from a warm 74.8°F (23.8°C) in May to a still moderately hot 82.9°F (28.3°C). In Fairfax Station, an average nighttime temperature of 63.5°F (17.5°C) is expected during June.

Heat index

For June, the heat index is estimated at a tropical 89.6°F (32°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
Note that heat index values are valued for light wind and location in the shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in June in Fairfax Station is 73%.

Rainfall

In Fairfax Station, in June, during 16.1 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, in Fairfax Station, there are 166.5 rainfall days, and 32.76" (832mm) of precipitation is accumulated.

Snowfall

In Fairfax Station, snow does not fall in May through October.

Daylight

The month with the longest days is June, with an average of 14h and 48min of daylight.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:28 pm. On the last day of June, sunrise is at 5:47 am and sunset at 8:38 pm EDT.

Sunshine

In Fairfax Station, the average sunshine in June is 10.3h.

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 threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 during June translates into the following directions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in June?

During June, Fairfax Station experiences an average high-temperature of 82.9°F (28.3°C) and a low-temperature of 63.5°F (17.5°C). In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 89.6°F (32°C).

What is the average humidity in June?

In Fairfax Station, the average relative humidity in June is 73%.

How much does it rain in June?

In Fairfax Station, during June, the rain falls for 16.1 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

When are the longest days?

With an average of 14h and 48min of daylight, June has the longest days of the year in Fairfax Station.

How many hours of daylight does Fairfax Station have in June?

In June, the average day length is 14h and 50min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:45 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:38 pm EDT.

How long on average sun shines in June?

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

What is the month with the highest UV index?

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

What is the UV index intensity in June?

In June, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes 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
Fairfax Station, VA

Average temperature in June - Fairfax Station, VA
  • Average high temperature in June: 82.9°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in June: 63.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in June
Fairfax Station, VA

Average pressure in June - Fairfax Station, 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).

Average wind speed in June
Fairfax Station, VA

Average wind speed in June - Fairfax Station, VA
  • Average wind speed in June: 5.5mph

The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in June
Fairfax Station, VA

Average humidity in June - Fairfax Station, VA
  • Average humidity in June: 73%

The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in June
Fairfax Station, VA

Average rainfall in June - Fairfax Station, VA
  • Average rainfall in June: 2.8"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (2.09").

Average rainfall days in June
Fairfax Station, VA

Average rainfall days in June - Fairfax Station, VA
  • Average rainfall days in June: 16.1 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in June
Fairfax Station, VA

Average snowfall in June - Fairfax Station, VA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Fairfax Station, VA

Average snowfall days in June - Fairfax Station, VA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (5.2 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
Fairfax Station, VA

Average daylight in June / Average sunshine in June - Fairfax Station, VA
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
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 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).

Average sunshine days in June
Fairfax Station, VA

Average sunshine days in June - Fairfax Station, VA
  • Average sunshine days in June: 12.3 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are May and July (10.5 days).

Average UV index in June
Fairfax Station, VA

Average UV index in June - Fairfax Station, 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, February, November and December (UV index 2).

Average cloud cover in June
Fairfax Station, VA

Average cloud cover in June - Fairfax Station, VA
  • Average cloud cover in June: 33

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in June
Fairfax Station, VA

Average visibility in June - Fairfax Station, 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).

Fairfax Station, Virginia, USA

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