July weather forecast
Lille, France

Weather in July

July in Lille, France, is a warm summer month, with temperature in the range of an average low of 13.7°C (56.7°F) and an average high of 23°C (73.4°F).

Temperature

In Lille, France, the average high-temperature in July is relatively the same as in June - a warm 23°C (73.4°F). In July, the average low-temperature is 13.7°C (56.7°F).

Humidity

In July, the average relative humidity is 74%.

Rainfall

In Lille, France, in July, during 16.5 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, in Lille, there are 170.1 rainfall days, and 376mm (14.8") of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July in Lille is 15h and 58min.
On the first day of July, sunrise is at 05:39 and sunset at 22:03. On the last day of the month, sunrise is at 06:13 and sunset at 21:34 CEST.

Sunshine

The average sunshine in July is 9.2h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in July in Lille?

The average relative humidity in July is 74%.

How much does it rain in Lille in July?

In Lille, during July, the rain falls for 16.5 days and regularly aggregates up to 36mm (1.42") of precipitation.

When it does not snow in Lille?

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

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

The average day length in July is 15h and 58min.

When is the sunrise / sunset in July in Lille?

On the first day of July in Lille, sunrise is at 05:39 and sunset at 22:03. On the last day of the month, sunrise is at 06:13 and sunset at 21:34 CEST.

How many hours of sunshine does Lille have in July?

In July, the average sunshine duration in Lille is 9.2h.

When is the highest UV index in Lille?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index intensity in July in Lille?

In Lille, France, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.

Average temperature in July
Lille, France

Average temperature in July - Lille, France
  • Average high temperature in July: 23°C

The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (5.7°C).

  • Average low temperature in July: 13.7°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).

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Average pressure in July
Lille, France

Average pressure in July - Lille, France
  • Average pressure in July: 1015.9mbar

The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).

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Average wind speed in July
Lille, France

Average wind speed in July - Lille, France
  • Average wind speed in July: 12.6km/h

The windiest month (with the highest average wind speed) is December (18km/h).
The calmest month (with the lowest average wind speed) is August (12.3km/h).

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Average humidity in July
Lille, France

Average humidity in July - Lille, France
  • Average humidity in July: 74%

The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (73%).

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Average rainfall in July
Lille, France

Average rainfall in July - Lille, France
  • Average rainfall in July: 36mm

The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is September (19mm).

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Average rainfall days in July
Lille, France

Average rainfall days in July - Lille, France
  • 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 (11.5 days).

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Average snowfall in July
Lille, France

Average snowfall in July - Lille, France
  • Average snowfall in July: 0mm

The month with the highest snowfall is February (24mm).
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
Lille, France

Average snowfall days in July - Lille, France
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (3.3 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
Lille, France

Average daylight in July / Average sunshine in July - Lille, France
  • Average daylight in July: 15h and 58min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 4min).

  • Average sunshine in July: 9.2h

The month with the most sunshine is June (Average sunshine: 9.9h).
The month with the least sunshine is January (Average sunshine: 3.9h).

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Average sunshine days in July
Lille, France

Average sunshine days in July - Lille, France
  • Average sunshine days in July: 11.5 days

The month with the most sunshine days is April (14.7 days).
The month with the least sunshine days is August (11.1 days).

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Average UV index in July
Lille, France

Average UV index in July - Lille, France
  • Average UV index in July: 5

The months with the highest UV index are June, July and August (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
Lille, France

Average cloud cover in July - Lille, France
  • Average cloud cover in July: 44

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are April and August (Cloud cover 41).

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Average visibility in July
Lille, France

Average visibility in July - Lille, France
  • 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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