August weather forecastL'Ancresse, Guernsey
August
Weather in August
August maintains the summer's warmth and sunny conditions. Marked by increased rainfall, countering the steady decrease observed in previous months, conditions vary from 15.1°C (59.2°F) to 17.8°C (64°F). This fluctuation does not deter Guernsey's folk from enjoying outdoor pursuits, albeit with a hint of cautious anticipation of an imminent seasonal transition. As the aura of warmth lingers, September arrives to subtly introduce atmospheric changes conducive of autumn.Temperature
August is the month that records the highest temperatures, with averages ranging from a high of 17.8°C (64°F) to a low of 15.7°C (60.3°F).Humidity
In August, the average relative humidity is 82%.Rainfall
In L'Ancresse, during August, the rain falls for 14.3 days and regularly aggregates up to 41mm (1.61") of precipitation. In L'Ancresse, during the entire year, the rain falls for 195.6 days and collects up to 554mm (21.81") of precipitation.Snowfall
February through December are months without snowfall in L'Ancresse.Daylight
In August, the average length of the day is 14h and 22min.On the first day of August, sunrise is at 05:42 and sunset at 20:50. On the last day of the month, sunrise is at 06:25 and sunset at 19:55 BST.
Sunshine
The average sunshine in August in L'Ancresse is 9.2h.UV index
The months with the highest UV index are July through September, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoiding the Sun during its peak radiation time around midday is a healthy practice. 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
L'Ancresse, Guernsey
- Average high temperature in August: 17.8°C
The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).
- Average low temperature in August: 15.7°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is February (6.9°C).
Average pressure in August
L'Ancresse, Guernsey
- Average pressure in August: 1016.4mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in August
L'Ancresse, Guernsey
- Average wind speed in August: 22.8km/h
The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).
Average humidity in August
L'Ancresse, Guernsey
- Average humidity in August: 82%
The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).
Average rainfall in August
L'Ancresse, Guernsey
- Average rainfall in August: 41mm
The wettest month (with the highest rainfall) is November (78mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in August
L'Ancresse, Guernsey
- Average rainfall days in August: 14.3 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is June (11.4 days).
Average snowfall in August
L'Ancresse, Guernsey
- Average snowfall in August: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in August
L'Ancresse, Guernsey
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in August /
Average sunshine in August
L'Ancresse, Guernsey
- Average daylight in August: 14h and 24min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in August: 9h and 12min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in August
L'Ancresse, Guernsey
- Average sunshine days in August: 11.8 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4.2 days).
Average UV index in August
L'Ancresse, Guernsey
- Average UV index in August: 5
The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in August
L'Ancresse, Guernsey
- Average cloud cover in August: 40
The months with the most cloud cover are January, November and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in August
L'Ancresse, Guernsey
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
