July weather forecast
Northolt, United Kingdom

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Weather in July

July is a pleasant summer month in Northolt, United Kingdom, with temperature in the range of an average low of 13.1°C (55.6°F) and an average high of 21.8°C (71.2°F).

Temperature

July, on average, is the warmest month, registering a high temperature of 21.8°C (71.2°F) and a low of 13.1°C (55.6°F).

Humidity

The average relative humidity in July is 75%.

Rainfall

In Northolt, in July, it is raining for 13.8 days, with typically 19mm (0.75") of accumulated precipitation. Throughout the year, in Northolt, there are 132.4 rainfall days, and 214mm (8.43") of precipitation is accumulated.

Snowfall

In Northolt, snow does not fall in April through October.

Daylight

In July, the average length of the day is 16h and 6min.
On the first day of the month, sunrise is at 4:48 am and sunset at 9:22 pm. On the last day of July, in Northolt, United Kingdom, sunrise is at 5:24 am and sunset at 8:51 pm BST.

Sunshine

July and August, with an average of 8h of sunshine, are months with the most sunshine.

UV index

June and July, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 5 during July, leads to the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the hottest time of year in Northolt?

Northolt's July weather, with an average high temperature of 21.8°C (71.2°F) and an average low temperature of 13.1°C (55.6°F), tends to be the warmest of the year.

What is the average July temperature in Northolt?

In Northolt, in July, the average high-temperature is 21.8°C (71.2°F), and the average low-temperature is 13.1°C (55.6°F).

What is the average humidity in July in Northolt?

In Northolt, the average relative humidity in July is 75%.

How many days does it rain in July in Northolt?

In July, the rain falls for 13.8 days. Throughout July, 19mm (0.75") of precipitation is accumulated.

When it does not snow in Northolt?

April through October are months without snowfall in Northolt.

What is the average length of the day in July in Northolt?

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

When are sunrise and sunset in July in Northolt?

In July, on the first day of the month, sunrise is at 4:48 am and sunset at 9:22 pm. On the last day of the month, in Northolt, sunrise is at 5:24 am and sunset at 8:51 pm BST.

What is the month with the most sunshine in Northolt?

The months with the most sunshine are July and August, with an average of 8h of sunshine.

How many hours of sunshine does Northolt have in July?

In July, the average sunshine duration is 8h.

What is the month with the highest UV index in Northolt?

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

How high is the UV index in July in Northolt?

In July, the average daily maximum UV index in Northolt, United Kingdom, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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 July
Northolt, United Kingdom

Average temperature in July - Northolt, United Kingdom
  • Average high temperature in July: 21.8°C

The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (6.7°C).

  • Average low temperature in July: 13.1°C

The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

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Average pressure in July
Northolt, United Kingdom

Average pressure in July - Northolt, 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 (1010.5mbar).

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Average wind speed in July
Northolt, United Kingdom

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

The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).

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Average humidity in July
Northolt, United Kingdom

Average humidity in July - Northolt, United Kingdom
  • Average humidity in July: 75%

The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in July
Northolt, United Kingdom

Average rainfall in July - Northolt, United Kingdom
  • Average rainfall in July: 19mm

The wettest month (with the highest rainfall) is December (25mm).
The driest month (with the least rainfall) is April (10mm).

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Average rainfall days in July
Northolt, United Kingdom

Average rainfall days in July - Northolt, United Kingdom
  • Average rainfall days in July: 13.8 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is September (8.9 days).

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Average snowfall in July
Northolt, United Kingdom

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

The month with the highest snowfall is December (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in July
Northolt, United Kingdom

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

The month with the highest number of snowfall days is February (2.8 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
Northolt, United Kingdom

Average daylight in July / Average sunshine in July - Northolt, 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 0min

The months with the most sunshine are July and August (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

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Average sunshine days in July
Northolt, United Kingdom

Average sunshine days in July - Northolt, United Kingdom
  • Average sunshine days in July: 14 days

The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is July (14 days).

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Average UV index in July
Northolt, United Kingdom

Average UV index in July - Northolt, 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
Northolt, United Kingdom

Average cloud cover in July - Northolt, United Kingdom
  • Average cloud cover in July: 50

The months with the most cloud cover are February and November (Cloud cover 60).
The months with the least cloud cover are April and September (Cloud cover 49).

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Average visibility in July
Northolt, United Kingdom

Average visibility in July - Northolt, United Kingdom
  • Average visibility in July: 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).

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Northolt, United Kingdom

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