Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
August's arrival brings an average high-temperature of a still comfortable 16.3°C (61.3°F), slightly deviating from July's 16.7°C (62.1°F). Castle Douglas experiences an average temperature drop to a cool 10.9°C (51.6°F) during August nights.Humidity
January, August, September, November and December, with an average relative humidity of 88%, are the most humid months.Rainfall
In Castle Douglas, during August, the rain falls for 20.9 days and regularly aggregates up to 65mm (2.56") of precipitation. Throughout the year, in Castle Douglas, there are 215.5 rainfall days, and 614mm (24.17") of precipitation is accumulated.Snowfall
In Castle Douglas, snow does not fall in April through October.Daylight
In Castle Douglas, the average length of the day in August is 14h and 54min.On the first day of August in Castle Douglas, sunrise is at 5:26 am and sunset at 9:18 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:10 pm BST.
Sunshine
The average sunshine in August is 6.5h.UV index
May through August, with an average maximum UV index of 4, are months with the highest UV index in Castle Douglas. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In August, a daily UV index of 4 turns into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Castle Douglas in August?
What is the most humid month in Castle Douglas?
What is the average humidity in August in Castle Douglas?
How many days does it rain in August in Castle Douglas?
When it does not snow in Castle Douglas?
What is the average length of the day in August in Castle Douglas?
When are sunrise and sunset in August in Castle Douglas?
How many hours of sunshine does Castle Douglas have in August?
What are the months with the highest UV index in Castle Douglas?
How high is the UV index in August in Castle Douglas?
Average temperature in August
Castle Douglas, United Kingdom
- Average high temperature in August: 16.3°C
The warmest month (with the highest average high temperature) is July (16.7°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in August: 10.9°C
The month with the highest average low temperature is August (10.9°C).
The coldest months (with the lowest average low temperature) are January and February (2.3°C).
Average pressure in August
Castle Douglas, United Kingdom
- Average pressure in August: 1012mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.5mbar).
Average wind speed in August
Castle Douglas, United Kingdom
- Average wind speed in August: 15.1km/h
The windiest month (with the highest average wind speed) is December (21.3km/h).
The calmest month (with the lowest average wind speed) is July (13.5km/h).
Average humidity in August
Castle Douglas, United Kingdom
- Average humidity in August: 88%
The months with the highest relative humidity are January, August, September, November and December (88%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in August
Castle Douglas, United Kingdom
- Average rainfall in August: 65mm
The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in August
Castle Douglas, United Kingdom
- Average rainfall days in August: 20.9 days
The month with the highest number of rainy days is December (21 days).
The month with the least rainy days is April (14.8 days).
Average snowfall in August
Castle Douglas, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is February (27mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Castle Douglas, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Castle Douglas, United Kingdom
- Average daylight in August: 14h and 5min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in August: 6h and 3min
The month with the most sunshine is May (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in August
Castle Douglas, United Kingdom
- Average sunshine days in August: 6.6 days
The month with the most sunshine days is April (12.4 days).
The month with the least sunshine days is August (6.6 days).
Average UV index in August
Castle Douglas, United Kingdom
- Average UV index in August: 4
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Castle Douglas, United Kingdom
- Average cloud cover in August: 60
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are April and May (Cloud cover 52).
Average visibility in August
Castle Douglas, United Kingdom
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
The month with the lowest visibility is July (8km).
