Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
July
Weather in July
Temperature
July's average high-temperature stands at a pleasant 20.8°C (69.4°F), showing little deviation from June's 18.5°C (65.3°F). Throughout the nights in July, Grande-Synthe experiences an average low-temperature of 14.7°C (58.5°F).Humidity
In July, the average relative humidity is 76%.Rainfall
In Grande-Synthe, in July, it is raining for 16.5 days, with typically 43mm (1.69") of accumulated precipitation. Throughout the year, there are 185 rainfall days, and 507mm (19.96") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In July, the average length of the day in Grande-Synthe, France, is 16h and 1min.On the first day of July, sunrise is at 05:40 and sunset at 22:08. On the last day of the month, sunrise is at 06:15 and sunset at 21:38 CEST.
Sunshine
In Grande-Synthe, the average sunshine in July is 10.1h.UV index
June through August, 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 threat to health from unsafe exposure to UV radiation for average individuals.Note: In July, the maximum UV index of 5 transforms into these recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average July temperature in Grande-Synthe?
What is the average humidity in July in Grande-Synthe?
How many days does it rain in July in Grande-Synthe?
When it does not snow in Grande-Synthe?
What is the average length of the day in July in Grande-Synthe?
When is the sunrise / sunset in July in Grande-Synthe?
How many hours of sunshine does Grande-Synthe have in July?
What is the month with the highest UV index in Grande-Synthe?
What is the UV index reading in July in Grande-Synthe?
Average temperature in July
Grande-Synthe, France
- Average high temperature in July: 20.8°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in July: 14.7°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (3.6°C).
Average pressure in July
Grande-Synthe, France
- Average pressure in July: 1015.8mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in July
Grande-Synthe, France
- Average wind speed in July: 16.6km/h
The windiest month (with the highest average wind speed) is December (24km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).
Average humidity in July
Grande-Synthe, France
- Average humidity in July: 76%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (75%).
Average rainfall in July
Grande-Synthe, France
- Average rainfall in July: 43mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in July
Grande-Synthe, France
- Average rainfall days in July: 16.5 days
The month with the highest number of rainy days is November (18.3 days).
The month with the least rainy days is April (11.6 days).
Average snowfall in July
Grande-Synthe, France
- Average snowfall in July: 0mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in July
Grande-Synthe, France
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Grande-Synthe, France
- Average daylight in July: 16h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in July: 10h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in July
Grande-Synthe, France
- Average sunshine days in July: 11.8 days
The month with the most sunshine days is April (16.5 days).
The month with the least sunshine days is November (9.1 days).
Average UV index in July
Grande-Synthe, 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).
Average cloud cover in July
Grande-Synthe, France
- Average cloud cover in July: 40
The month with the most cloud cover is December (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 38).
Average visibility in July
Grande-Synthe, France
- Average visibility in July: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
