August weather forecastCastelgaillard, France
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Castelgaillard, France, with an average temperature ranging between max 27.8°C (82°F) and min 15.9°C (60.6°F).Temperature
In Castelgaillard, August is the month with the highest recorded average temperatures, measuring a high of 27.8°C (82°F) and a low of 15.9°C (60.6°F).Heat index
The average heat index in August is calculated to be a hot 30°C (86°F). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
August is the least humid month, with an average relative humidity of 67%.Rainfall
In Castelgaillard, in August, it is raining for 10.3 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, there are 155.2 rainfall days, and 440mm (17.32") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in August is 13h and 55min.On the first day of the month, sunrise is at 06:46 and sunset at 21:18. On the last day of August, sunrise is at 07:19 and sunset at 20:33 CEST.
Sunshine
In Castelgaillard, France, the average sunshine in August is 9.5h.UV index
July and August, with an average maximum UV index of 6, are months with the highest UV index in Castelgaillard. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, France
- Average daylight in August: 13h and 54min
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 0min).
- Average sunshine in August: 9h and 30min
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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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
Castelgaillard, 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).





