Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
June's climate shows a minor adjustment in average high-temperatures to a still comfortable 19.7°C (67.5°F) from May's 16.8°C (62.2°F). During the month of June, the temperature generally drops to a low average of 10.8°C (51.4°F).Humidity
In Harmondsworth, the average relative humidity in June is 77%.Rainfall
The month with the most rainfall in Harmondsworth, United Kingdom, is June, when the rain falls for 12.3 days and typically aggregates up to 21mm (0.83") of precipitation.Snowfall
April through November are months without snowfall in Harmondsworth.Daylight
With an average of 16h and 36min of daylight, June has the longest days of the year in Harmondsworth.On the first day of the month, sunrise is at 4:49 am and sunset at 9:09 pm. On the last day of June, in Harmondsworth, sunrise is at 4:48 am and sunset at 9:22 pm BST.
Sunshine
In Harmondsworth, the average sunshine in June is 7.5h.UV index
June and July, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 5 in June transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What are the temperatures in Harmondsworth in June?
What is the average humidity in June in Harmondsworth?
What is the wettest month in Harmondsworth?
How much does it rain in Harmondsworth in June?
When it does not snow in Harmondsworth?
When are the longest days in Harmondsworth?
What is the average length of the day in June in Harmondsworth?
What time are sunrise and sunset in June in Harmondsworth?
How many hours of sunshine does Harmondsworth have in June?
What are the months with the highest UV index in Harmondsworth?
What is the UV index intensity in June in Harmondsworth?
Average temperature in June
Harmondsworth, United Kingdom
- Average high temperature in June: 19.7°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in June: 10.8°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure in June
Harmondsworth, United Kingdom
- Average pressure in June: 1016.2mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in June
Harmondsworth, United Kingdom
- Average wind speed in June: 13km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest months (with the lowest average wind speed) are July and September (12.7km/h).
Average humidity in June
Harmondsworth, United Kingdom
- Average humidity in June: 77%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in June
Harmondsworth, United Kingdom
- Average rainfall in June: 21mm
The wettest month (with the highest rainfall) is June (21mm).
The driest months (with the least rainfall) are January, March, April and May (9mm).
Average rainfall days in June
Harmondsworth, United Kingdom
- Average rainfall days in June: 12.3 days
The month with the highest number of rainy days is June (12.3 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in June
Harmondsworth, United Kingdom
- Average snowfall in June: 0mm
The months with the highest snowfall are January and February (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in June
Harmondsworth, United Kingdom
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (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
Harmondsworth, United Kingdom
- Average daylight in June: 16h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in June: 7h and 3min
The month with the most sunshine is July (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in June
Harmondsworth, United Kingdom
- Average sunshine days in June: 14.2 days
The month with the most sunshine days is October (20.2 days).
The months with the least sunshine days are June and July (14.2 days).
Average UV index in June
Harmondsworth, United Kingdom
- Average UV index in June: 5
The months with the highest UV index are June and 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
Harmondsworth, United Kingdom
- Average cloud cover in June: 53
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in June
Harmondsworth, United Kingdom
- Average visibility in June: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Harmondsworth, United Kingdom
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