July weather forecastGreffeil, France

July

Weather in July

July, like June, in Greffeil, France, is a moderately hot summer month, with an average temperature varying between 27.3°C (81.1°F) and 15.3°C (59.5°F).

Temperature

The onset of July marks a slight increase in the average high-temperature, moving from 24.2°C (75.6°F) in June to a still warm 27.3°C (81.1°F). A significant temperature decrease to an average a moderate 15.3°C (59.5°F) characterizes Greffeil's nighttime temperatures during July.

Heat index

Throughout July, the heat index is computed to be 29°C (84.2°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In July, the average relative humidity is 66%.

Rainfall

In Greffeil, in July, during 11.1 rainfall days, 21mm (0.83") of precipitation is typically accumulated. Throughout the year, there are 137.8 rainfall days, and 335mm (13.19") of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July in Greffeil, France, is 15h and 0min.
On the first day of July, sunrise is at 06:15 and sunset at 21:33. On the last day of the month, sunrise is at 06:40 and sunset at 21:13 CEST.

Sunshine

With an average of 11h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 6 during July translates into the following directions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Updated: Feb 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Greffeil, 27.3°C (81.1°F) is the average high-temperature and 15.3°C (59.5°F) is the average low-temperature during July. The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in July is computed to be 29°C (84.2°F).

In July, the average relative humidity is 66%.

In Greffeil, during July, the rain falls for 11.1 days and regularly aggregates up to 21mm (0.83") of precipitation.

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

The average day length in July in Greffeil, France, is 15h and 0min.

On the first day of July, sunrise is at 06:15 and sunset at 21:33. On the last day of the month, sunrise is at 06:40 and sunset at 21:13 CEST.

July has the most sunshine of the year in Greffeil, with an average of 11h of sunshine.

The average sunshine duration in July is 11h.

The months with the highest UV index in Greffeil are June and July, with an average maximum UV index of 6.

The average daily maximum UV index in July in Greffeil is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

24.2°C

27.3°C

27.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.6km/h

13.7km/h

12.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

15.3

15.7

18.3

Average UV index

Average cloud cover

Average visibility

Average temperature in July
Greffeil, France

Average high temperature in July: 27.3°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (8.1°C).

Average low temperature in July: 15.3°C

The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).

Average pressure in July
Greffeil, France

Average pressure in July: 1016.7mbar

The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in July
Greffeil, France

Average wind speed in July: 12.5km/h

The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is September (11.2km/h).

Average humidity in July
Greffeil, France

Average humidity in July: 66%

The months with the highest relative humidity are January, November and December (81%).
The month with the lowest relative humidity is August (65%).

Average rainfall in July
Greffeil, France

Average rainfall in July: 21mm

The wettest month (with the highest rainfall) is October (43mm).
The driest months (with the least rainfall) are August and September (16mm).

Average rainfall days in July
Greffeil, France

Average rainfall days in July: 11.1 days

The month with the highest number of rainy days is April (13.5 days).
The month with the least rainy days is August (8.8 days).

Average snowfall in July
Greffeil, France

Average snowfall in July: 0mm

The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in July
Greffeil, France

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Greffeil, France

Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

Average sunshine in July: 11h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in July
Greffeil, France

Average sunshine days in July: 15.7 days

The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is November (12.5 days).

Average UV index in July
Greffeil, France

Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in July
Greffeil, France

Average cloud cover in July: 24

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in July
Greffeil, France

Average visibility in July: 10km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).