July weather forecast
Llantarnam, United Kingdom

July

Weather in July

July, like June, in Llantarnam, United Kingdom, is another enjoyable summer month, with temperature in the range of an average high of 18.9°C (66°F) and an average low of 13°C (55.4°F).

Temperature

July registers as the month with the highest average temperatures, reaching 18.9°C (66°F) at its peak and 13°C (55.4°F) at the lowest.

Humidity

In Llantarnam, the average relative humidity in July is 83%.

Rainfall

In Llantarnam, in July, during 17.2 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, there are 184.4 rainfall days, and 507mm (19.96") of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Llantarnam.

Daylight

In Llantarnam, the average length of the day in July is 16h and 7min.
On the first day of the month, sunrise is at 4:58 am and sunset at 9:33 pm. On the last day of July, sunrise is at 5:34 am and sunset at 9:02 pm BST.

Sunshine

July has the most sunshine of the year in Llantarnam, with an average of 8.2h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 4 during July leads to these instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the warmest month in Llantarnam?
Llantarnam's July weather, marked by an average high temperature of 18.9°C (66°F) and an average low temperature of 13°C (55.4°F), is the warmest in the year.
What is the temperature in July in Llantarnam?
The average high-temperature, in July, in Llantarnam, is 18.9°C (66°F), while the average low-temperature is 13°C (55.4°F).
What is the average humidity in July in Llantarnam?
In Llantarnam, United Kingdom, the average relative humidity in July is 83%.
How many days does it rain in July in Llantarnam?
In Llantarnam, in July, it is raining for 17.2 days, with typically 34mm (1.34") of accumulated precipitation.
When it does not snow in Llantarnam?
April through October are months without snowfall in Llantarnam, United Kingdom.
What is the average length of the day in July in Llantarnam?
In July, the average day length is 16h and 7min.
When are sunrise and sunset in July in Llantarnam?
In July, on the first day of the month, sunrise is at 4:58 am and sunset at 9:33 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 9:02 pm BST.
What month has the most sunshine in Llantarnam?
July has the most sunshine of the year, with an average of 8.2h of sunshine.
How long on average sun shines in July in Llantarnam?
In July, the average sunshine duration is 8.2h.
What is the month with the highest UV index in Llantarnam?
May through September, with an average maximum UV index of 4, are months with the highest UV index.
How high is the UV index in July in Llantarnam?
In July, the average daily maximum UV index in Llantarnam is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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 July - Llantarnam, United Kingdom
Average temperature in July
Llantarnam, United Kingdom
  • Average high temperature in July: 18.9°C

The warmest month (with the highest average high temperature) is July (18.9°C).
The month with the lowest average high temperature is January (7.3°C).

  • Average low temperature in July: 13°C

The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (3.6°C).

Average pressure in July - Llantarnam, United Kingdom
Average pressure in July
Llantarnam, United Kingdom
  • Average pressure in July: 1015.1mbar

The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).

Average wind speed in July - Llantarnam, United Kingdom
Average wind speed in July
Llantarnam, United Kingdom
  • Average wind speed in July: 14.9km/h

The windiest month (with the highest average wind speed) is February (22km/h).
The calmest months (with the lowest average wind speed) are June and July (14.9km/h).

Average humidity in July - Llantarnam, United Kingdom
Average humidity in July
Llantarnam, United Kingdom
  • Average humidity in July: 83%

The months with the highest relative humidity are January, November and December (86%).
The months with the lowest relative humidity are March, April and May (82%).

Average rainfall in July - Llantarnam, United Kingdom
Average rainfall in July
Llantarnam, United Kingdom
  • Average rainfall in July: 34mm

The wettest month (with the highest rainfall) is November (64mm).
The driest month (with the least rainfall) is April (27mm).

Average rainfall days in July - Llantarnam, United Kingdom
Average rainfall days in July
Llantarnam, United Kingdom
  • Average rainfall days in July: 17.2 days

The month with the highest number of rainy days is November (18.8 days).
The month with the least rainy days is April (12.7 days).

Average snowfall in July - Llantarnam, United Kingdom
Average snowfall in July
Llantarnam, United Kingdom
  • Average snowfall in July: 0mm

The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in July - Llantarnam, United Kingdom
Average snowfall days in July
Llantarnam, United Kingdom
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in July / Average sunshine in July - Llantarnam, United Kingdom
Average daylight in July /
Average sunshine in July
Llantarnam, United Kingdom
  • Average daylight in July: 16h and 1min

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 July: 8h and 1min

The month with the most sunshine is July (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).

Average sunshine days in July - Llantarnam, United Kingdom
Average sunshine days in July
Llantarnam, United Kingdom
  • Average sunshine days in July: 11.2 days

The month with the most sunshine days is April (14.7 days).
The month with the least sunshine days is November (8 days).

Average UV index in July - Llantarnam, United Kingdom
Average UV index in July
Llantarnam, United Kingdom
  • Average UV index in July: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July - Llantarnam, United Kingdom
Average cloud cover in July
Llantarnam, United Kingdom
  • Average cloud cover in July: 48

The month with the most cloud cover is November (Cloud cover 60).
The months with the least cloud cover are April and May (Cloud cover 47).

Average visibility in July - Llantarnam, United Kingdom
Average visibility in July
Llantarnam, United Kingdom
  • Average visibility in July: 9km

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

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