June weather forecast
South Reston, United Kingdom

June

Weather in June

June, the first month of the summer in South Reston, is a refreshing month, with an average temperature fluctuating between 16.6°C (61.9°F) and 10.3°C (50.5°F).

Temperature

The advent of June observes an average high-temperature of an enjoyable 16.6°C (61.9°F), nearly identical to May's 14.1°C (57.4°F). Throughout June, South Reston's nights cool down to an average of 10.3°C (50.5°F).

Humidity

In South Reston, the average relative humidity in June is 84%.

Rainfall

In South Reston, in June, it is raining for 15.3 days, with typically 45mm (1.77") of accumulated precipitation. In South Reston, during the entire year, the rain falls for 165.5 days and collects up to 413mm (16.26") of precipitation.

Snowfall

In South Reston, United Kingdom, snow does not fall in April through October.

Daylight

With an average of 16h and 54min of daylight, June has the longest days of the year in South Reston.
On the first day of the month, sunrise is at 4:37 am and sunset at 9:17 pm. On the last day of June, sunrise is at 4:35 am and sunset at 9:30 pm BST.

Sunshine

The average sunshine in June is 7.3h.

UV index

In South Reston, the average daily maximum UV index in June is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 4 during June translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What is the temperature in June in South Reston?
South Reston in June has an average high-temperature of 16.6°C (61.9°F) and an average low-temperature of 10.3°C (50.5°F).
What is the average humidity in June in South Reston?
In June, the average relative humidity is 84%.
How much does it rain in South Reston in June?
In South Reston, in June, during 15.3 rainfall days, 45mm (1.77") of precipitation is typically accumulated.
When it does not snow in South Reston?
In South Reston, snow does not fall in April through October.
When are the longest days in South Reston?
With an average of 16h and 54min of daylight, June has the longest days of the year in South Reston.
How many hours of daylight does South Reston have in June?
In June, the average day length is 16h and 55min.
When are sunrise and sunset in June in South Reston?
On the first day of June in South Reston, United Kingdom, sunrise is at 4:37 am and sunset at 9:17 pm. On the last day of the month, sunrise is at 4:35 am and sunset at 9:30 pm BST.
How long on average sun shines in June in South Reston?
In South Reston, United Kingdom, the average sunshine duration in June is 7.3h.
What is the UV index reading in June in South Reston?
The average daily maximum UV index in June is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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 - South Reston, United Kingdom
Average temperature in June
South Reston, United Kingdom
  • Average high temperature in June: 16.6°C

The warmest month (with the highest average high temperature) is August (19.8°C).
The month with the lowest average high temperature is January (6.2°C).

  • Average low temperature in June: 10.3°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).

Average pressure in June - South Reston, United Kingdom
Average pressure in June
South Reston, United Kingdom
  • Average pressure in June: 1015.6mbar

The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.3mbar).

Average wind speed in June - South Reston, United Kingdom
Average wind speed in June
South Reston, United Kingdom
  • Average wind speed in June: 14.9km/h

The windiest month (with the highest average wind speed) is December (22.3km/h).
The calmest month (with the lowest average wind speed) is July (14.6km/h).

Average humidity in June - South Reston, United Kingdom
Average humidity in June
South Reston, United Kingdom
  • Average humidity in June: 84%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (76%).

Average rainfall in June - South Reston, United Kingdom
Average rainfall in June
South Reston, United Kingdom
  • Average rainfall in June: 45mm

The wettest month (with the highest rainfall) is October (48mm).
The driest month (with the least rainfall) is April (18mm).

Average rainfall days in June - South Reston, United Kingdom
Average rainfall days in June
South Reston, United Kingdom
  • Average rainfall days in June: 15.3 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is September (11.3 days).

Average snowfall in June - South Reston, United Kingdom
Average snowfall in June
South Reston, United Kingdom
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in June - South Reston, United Kingdom
Average snowfall days in June
South Reston, United Kingdom
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June / Average sunshine in June - South Reston, United Kingdom
Average daylight in June /
Average sunshine in June
South Reston, United Kingdom
  • Average daylight in June: 16h and 5min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in June: 7h and 2min

The month with the most sunshine is August (Average sunshine: 8h and 12min).
The months with the least sunshine are February and November (Average sunshine: 3h and 54min).

Average sunshine days in June - South Reston, United Kingdom
Average sunshine days in June
South Reston, United Kingdom
  • Average sunshine days in June: 12.2 days

The month with the most sunshine days is April (15.7 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in June - South Reston, United Kingdom
Average UV index in June
South Reston, United Kingdom
  • Average UV index in June: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in June - South Reston, United Kingdom
Average cloud cover in June
South Reston, United Kingdom
  • Average cloud cover in June: 53

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are April and September (Cloud cover 47).

Average visibility in June - South Reston, United Kingdom
Average visibility in June
South Reston, United Kingdom
  • Average visibility in June: 9km

The months with the highest visibility are March, August, September and October (10km).
The months with the lowest visibility are January, February, April, May, June, July, November and December (9km).

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