July weather forecast
London, United Kingdom

The large Thames river overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom
The large Thames river overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom

Weather in July

July is an agreeable summer month in London, United Kingdom, with an average temperature varying between 22.3°C (72.1°F) and 13.5°C (56.3°F).

Temperature

With an average high-temperature of 22.3°C (72.1°F) and an average low-temperature of 13.5°C (56.3°F), July is the warmest month.

Humidity

In July, the average relative humidity is 73%.

Rainfall

In London, it is raining for 16.5 days, with typically 36mm (1.42") of accumulated precipitation. In London, United Kingdom, during the entire year, the rain falls for 151.7 days and collects up to 370mm (14.57") of precipitation.

Snowfall

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

Daylight

In July, the average length of the day in London is 16h and 6min.
On the first day of July in London, United Kingdom, sunrise is at 4:47 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:50 pm BST.

Sunshine

In London, the average sunshine in July is 7.8h.

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 medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in July transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in London?

July is the warmest month in London, United Kingdom, with an average high-temperature of 22.3°C (72.1°F) and an average low-temperature of 13.5°C (56.3°F).

What is the temperature in July in London?

In July, in London, the average high-temperature is 22.3°C (72.1°F), and the average low-temperature is 13.5°C (56.3°F).

What is the average humidity in July in London?

The average relative humidity in July in London, United Kingdom, is 73%.

How many days does it rain in July in London?

In July, the rain falls for 16.5 days. Throughout July, 36mm (1.42") of precipitation is accumulated.

When it does not snow in London?

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

How many hours of daylight does London have in July?

In July, the average day length in London, United Kingdom, is 16h and 6min.

What time are sunrise and sunset in July in London?

On the first day of July in London, United Kingdom, sunrise is at 4:47 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:50 pm BST.

How many hours of sunshine does London have in July?

In London, the average sunshine duration in July is 7.8h.

When is the highest UV index in London?

The months with the highest UV index in London, United Kingdom, are June and July, with an average maximum UV index of 5.

What is the UV index intensity in July in London?

In London, the average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
London, United Kingdom

Average temperature in July - London, United Kingdom
  • Average high temperature in July: 22.3°C

The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in July: 13.5°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 (2.2°C).

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Average pressure in July
London, United Kingdom

Average pressure in July - London, United Kingdom
  • Average pressure in July: 1015.3mbar

The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).

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Average wind speed in July
London, United Kingdom

Average wind speed in July - London, United Kingdom
  • Average wind speed in July: 12.7km/h

The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is September (12.6km/h).

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Average humidity in July
London, United Kingdom

Average humidity in July - London, United Kingdom
  • Average humidity in July: 73%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in July
London, United Kingdom

Average rainfall in July - London, United Kingdom
  • Average rainfall in July: 36mm

The wettest month (with the highest rainfall) is June (45mm).
The driest month (with the least rainfall) is April (22mm).

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Average rainfall days in July
London, United Kingdom

Average rainfall days in July - London, United Kingdom
  • Average rainfall days in July: 16.5 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (9.8 days).

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Average snowfall in July
London, United Kingdom

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

The month with the highest snowfall is February (16mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in July
London, United Kingdom

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

The month with the highest number of snowfall days is February (2.5 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 July /
Average sunshine in July
London, United Kingdom

Average daylight in July / Average sunshine in July - London, United Kingdom
  • Average daylight in July: 16h and 6min

The month with the longest days is June (Average daylight: 16h and 34min).
The month with the shortest days is December (Average daylight: 7h and 56min).

  • Average sunshine in July: 7h and 48min

The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in July
London, United Kingdom

Average sunshine days in July - London, United Kingdom
  • Average sunshine days in July: 12.3 days

The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in July
London, United Kingdom

Average UV index in July - London, United Kingdom
  • Average UV index in July: 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).

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Average cloud cover in July
London, United Kingdom

Average cloud cover in July - London, United Kingdom
  • Average cloud cover in July: 51

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 49).

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Average visibility in July
London, United Kingdom

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

The months with the highest visibility are January, February, March, April, May, June, July, August, October and December (9km).
The months with the lowest visibility are September and November (8km).

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