August weather forecast
Justian, France

August

Weather in August

August, the last month of the summer in Justian, is also a moderately hot month, with an average temperature fluctuating between 27.8°C (82°F) and 15.9°C (60.6°F).

Temperature

August, marked by an average high-temperature of 27.8°C (82°F) and a low-temperature of 15.9°C (60.6°F), is the warmest month.

Heat index

Throughout August, the heat index is estimated at a tropical 30°C (86°F). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
One should consider that heat index numbers are for shaded settings and light wind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are primarily vital for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

With an average relative humidity of 67%, August is the least humid month.

Rainfall

In Justian, during August, the rain falls for 10.3 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, there are 155.2 rainfall days, and 440mm (17.32") of precipitation is accumulated.

Snowfall

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

Daylight

In Justian, the average length of the day in August is 13h and 57min.
On the first day of August in Justian, sunrise is at 06:48 and sunset at 21:22. On the last day of the month, sunrise is at 07:21 and sunset at 20:36 CEST.

Sunshine

In August, the average sunshine is 9.5h.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the warmest month in Justian?
Justian registers the average highest temperatures during August, with peaks of 27.8°C (82°F) and lows of 15.9°C (60.6°F).
What is the temperature in August in Justian?
August temperatures in Justian, France, vary between a high-temperature of 27.8°C (82°F) and a low-temperature of 15.9°C (60.6°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 30°C (86°F).
What is the least humid month in Justian?
With an average relative humidity of 67%, August is the least humid month.
What is the average humidity in August in Justian?
In Justian, the average relative humidity in August is 67%.
How many days does it rain in August in Justian?
In Justian, in August, during 10.3 rainfall days, 27mm (1.06") of precipitation is typically accumulated.
When it does not snow in Justian?
In Justian, snow does not fall in April through October.
How many hours of daylight does Justian have in August?
The average day length in August is 13h and 57min.
When are sunrise and sunset in August in Justian?
On the first day of August in Justian, sunrise is at 06:48 and sunset at 21:22. On the last day of the month, sunrise is at 07:21 and sunset at 20:36 CEST.
How many hours of sunshine does Justian have in August?
In August, the average sunshine duration in Justian is 9.5h.
What is the month with the highest UV index in Justian?
The months with the highest UV index in Justian are July and August, with an average maximum UV index of 6.
What is the UV index intensity in August in Justian?
The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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 August
Justian, France
  • Average high temperature in August: 27.8°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 (9°C).

  • Average low temperature in August: 15.9°C

The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).

Average pressure in August
Justian, France
  • Average pressure in August: 1017.7mbar

The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in August
Justian, France
  • Average wind speed in August: 8.8km/h

The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is September (8.7km/h).

Average humidity in August
Justian, France
  • Average humidity in August: 67%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (67%).

Average rainfall in August
Justian, France
  • Average rainfall in August: 27mm

The wettest month (with the highest rainfall) is May (52mm).
The driest month (with the least rainfall) is September (22mm).

Average rainfall days in August
Justian, France
  • Average rainfall days in August: 10.3 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is September (9.9 days).

Average snowfall in August
Justian, France
  • Average snowfall in August: 0mm

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

Average snowfall days in August
Justian, France
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Justian, France
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in August
Justian, France
  • Average sunshine days in August: 17.6 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is April (12.7 days).

Average UV index in August
Justian, France
  • Average UV index in August: 6

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

Average cloud cover in August
Justian, France
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in August
Justian, France
  • Average visibility in August: 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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